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Contents 1. Introduction and Contacts..…[1]
2. Qualifications Pack……….…….[2]
3. Glossary of Key Terms …………[3]
4. OS Units……………………..…….…. [5]
5. Annexure: Nomenclature for QP & OS[27]
6. Assessment Criteria…………….[29]
OS describe what
individuals need to do, know and understand in order to carry out a particular job role or function
OS are
performance standards that individuals must achieve when carrying out functions in the workplace, together with specifications of the underpinning knowledge and understanding
Agriculture Skill Council India, 6th Floor, Building No. 10, GNG Tower, Sector 44, Gurgaon Haryana-122002 P: 0124-4814659
E mail:
ceo@asci-india.com
Qualifications Pack – Chilling Plant Technician
SECTOR: INFORMATION TECHNOLOGY- INFORMATION TECHNOLOGY ENABLED SERVICES
(IT-ITES)ces Helpdesk Attendant SECTOR: AGRICULTURE AND ALLIED
SUB-SECTOR: Dairying
OCCUPATION: Milk collection and handling
REFERENCE ID: AGR/Q4205
ALIGNED TO: NCO-2015/NIL
A Chilling Plant Technician is responsible for operating, trouble-shooting and
repairing of chilling system used for chilling milk
Brief Job Description: A Chilling Plant Technician performs work in repair,
maintenance, service, modification, troubleshooting, inspection and monitoring
of the operation of chilling system used for chilling milk
Personal Attributes: A Chilling Plant Technician must have the ability to plan,
organize, prioritize, calculate and handle pressure. The individual must have a
mechanical aptitude and must possess reading, writing and communication
skills. In addition, the individual must have stamina and personal hygiene.
Introduction
QUALIFICATIONS PACK - OCCUPATIONAL STANDARDS FOR AGRICULTURE AND ALLIED INDUSTRY
Qualifications Pack For Chilling Plant Technician
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Qualifications Pack Code AGR/Q4205
Job Role Chilling Plant Technician
Credits (NSQF) TBD Version number 1.0
Sector Agriculture and Allied Drafted on 28/09/15
Sub-sector Dairying Last reviewed on 30/11/18
Occupation Milk collection and handling
Next review date 30/11/21
NSQC clearance on N/A
Job Role Chilling Plant Technician
Role Description
A Chilling Plant Technician performs work in repair, maintenance, service, modification, troubleshooting, inspection and monitoring of the operation of chilling system used for chilling milk
NSQF level Minimum Educational Qualifications Maximum Educational Qualifications
4 Class 10/ Diploma /ITI certification, preferably in Refrigeration/HVAC Not applicable
Training (Suggested but not mandatory)
1. Maintenance of chilling equipments and components 2. Various refrigeration/chilling techniques 3. Computer basics and ERP system
Minimum Job Entry Age 18 years
Experience 0-1 year in a dairy processing/ chilling plant
Applicable National Occupational Standards (NOS)
Compulsory: 1. AGR/N4220 Prepare and maintain work area and chilling
equipments
2. AGR/N4221 Handle refrigeration unit for chilling and
storing milk
3. AGR/N4222 Complete documentation and record
keeping related to the chilling plant
4. AGR/N4223 Ensure safety, hygiene and sanitation for
storage of milk in a chilling plant
Optional: N.A.
Performance Criteria As described in the relevant OS units
Job
Det
ails
Qualifications Pack For Chilling Plant Technician
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Keywords /Terms Description
Sector Sector is a conglomeration of different business operations having similar businesses and interests. It may also be defined as a distinct subset of the economy whose components share similar characteristics and interests.
Sub-sector Sub-sector is derived from a further breakdown based on the characteristics and interests of its components.
Occupation
Occupation is a set of job roles, which perform similar/related set of functions in an industry.
Function Function is an activity necessary for achieving the key purpose of the sector, occupation, or area of work, which can be carried out by a person or a group of persons. Functions are identified through analysis and form the basis of OS.
Job Role Job role defines a unique set of functions that together form a unique employment opportunity in an organization.
OS
OS specify the standards of performance an individual must achieve when carrying out a function in the workplace, together with the knowledge and understanding they need to meet that standard consistently. Occupational Standards are applicable both in the Indian and global contexts.
Performance Criteria
Performance Criteria are statements that together specify the standard of performance required when carrying out a task.
NOS NOS are Occupational Standards which apply uniquely in the Indian context.
Qualifications Pack Code
Qualifications Pack Code is a unique reference code that identifies a qualifications pack.
Qualifications Pack Qualifications Pack comprises the set of OS, together with the educational, training and other criteria required to perform a job role. A Qualifications Pack is assigned a unique qualification pack code.
Unit Code Unit Code is a unique identifier for an Occupational Standard , which is denoted by an ‘N’
Unit Title Unit Title gives a clear overall statement about what the incumbent should be able to do.
Description Description gives a short summary of the unit content. This would be helpful to anyone searching on a database to verify that this is the appropriate OS they are looking for.
Knowledge and Understanding
Knowledge and Understanding are statements which together specify the technical, generic, professional and organizational specific knowledge that an individual needs in order to perform to the required standard.
Organizational Context
Organizational Context includes the way the organization is structured and how it operates, including the extent of operative knowledge managers have of their relevant areas of responsibility.
Technical Knowledge
Technical Knowledge is the specific knowledge needed to accomplish specific designated responsibilities.
Core Skills or Generic Skills
Core Skills or Generic Skills are a group of skills that are key to learning and working in today's world. These skills are typically needed in any work environment. In the context of the OS, these include communication related skills that are applicable to most job roles.
Def
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Qualifications Pack For Chilling Plant Technician
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Keywords /Terms Description
CIP Clean In Place
COP Clean Out Of Place
ERP Enterprise Resource Planning
FSSAI Food safety and Standards Authority of India
GAP Good Agricultural Practices
HVAC Heating, ventilating, air conditioning
MCC Milk Collection Center
NOS National Occupational Standard
NSQF National Skill Qualification Framework
OS Occupational Standard
PC Performance Criteria
QP Qualification Pack
SSC Sector Skill Council
SOP Standard Operating Procedure
QMS Quality Management System
TDS Total Dissolved Solids
Acr
on
yms
AGR/N4220
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Prepare and maintain work area and chilling equipments
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Overview
This OS unit is about preparing work area for hygiene and safety, ensuring performance and maintenance of chilling equipments and components as per the specifications and standards of the organization.
AGR/N4220
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Prepare and maintain work area and chilling equipments
Unit Code AGR/N4220
Unit Title (Task)
Prepare and maintain work area and chilling equipments
Description This OS unit is about preparing work area for hygiene and safety, ensuring performance and maintenance of chilling equipments and components as per the specifications and standards of the organization.
Scope
This unit/task covers the following:
Prepare and maintain work area for chilling of milk
Receive milk at chilling plant
Prepare and maintain chilling equipments
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Prepare and maintain work area for chilling of milk
To be competent, the user/individual must be able to:
PC1. clean and maintain the cleanliness of the work area using approved cleaning
chemicals and sanitizers and keep it free from dust, waste, flies and pests
PC2. ensure that the work area is safe and hygienic for chilling of milk
PC3. dispose waste materials as per defined SOPs and industry requirements
Receive milk at chilling plant
To be competent, the user/individual must be able to:
PC4. receive milk at the chilling plant in milk cans
PC5. freshly procured milk is transported to the chilling plant in milk cans
PC6. plan the route of the milk van in such a way that the procured milk reaches the
chilling plant as early as possible
PC7. during summers, cover the milk cans with wet jute bags to lower the
temperature of the milk cans
Prepare and maintain chilling equipments
To be competent, the user/individual must be able to:
PC8. check the working and performance of all equipments used in chilling plant
facility such as compressor, conveyor belt, condenser, evaporator, fans,
sensors, thermostatic expansion valve, humidity meter, etc.
PC9. clean the equipments used with approved cleaning chemical and sanitizers
following SOP
PC10. purge non-condensable gases, including air from the chilling system; ensure
that the installation is shut down during the purging
PC11. ensure that the oil traps on the refrigerant discharge side are frequently
drained
PC12. purge oil out of evaporators and receivers if it has solidified and is obstructing
the flow of the refrigerant
PC13. ensure that the evaporator coils are kept free of frost by periodically defrosting
PC14. ensure that the refrigerant pipes are free of any clog and there is no ice inside
the pipes
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AGR/N4220
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Prepare and maintain work area and chilling equipments
PC15. ensure that the compressor stuffing boxes are repacked at regular intervals
PC16. attend minor repairs/faults of all equipments, if required
Knowledge and Understanding (K)
A. Organizational Context (Knowledge of the company / organization and its processes)
The user/individual on the job needs to know and understand: KA1. organization standards, process standards and procedures followed in the
organisation for chilling of milk KA2. code of business conduct KA3. dress code to be followed KA4. job responsibilities/duties and standard operating procedures
B. Technical Knowledge
The user/individual on the job needs to know and understand: KB1. types of chemicals, materials and equipment required for the cleaning and
maintenance KB2. cleaning process to disinfect equipment/ tools KB3. supplier/manufacturers instructions related to cleaning and maintenance KB4. calibration procedure and method for equipments handled KB5. knowledge of Food safety Standards and Regulations (as per FSSAI) KB6. knowledge of legal regulations pertaining to work place such as health and
safety, recommended dosage for use of sanitizers, control of substances hazardous to health, handling/storage/ disposal/ cautions of use of sanitizers and disinfectants, fire precautions, occurrences, hygiene practice, disposal of waste, environmental protection, etc.
Skills (S)
A. Core Skills/ Generic Skills
Writing Skills
The user/ individual on the job needs to know and understand how to: SA1. note the information communicated by the supervisor SA2. note the details of milk stored, storage parameters and provide necessary
information to fill the storage chart SA3. note the details of the refrigeration system and components, maintenance
and service reports SA4. note down observations (if any) related to the storage SA5. write information documents to internal departments/ internal teams SA6. note down the data for ERP or as required by the organization
Reading Skills
The user/individual on the job needs to know and understand how to: SA7. read an interpret design, drawings and construction of the refrigeration
facility SA8. read and interpret the storage methods and conditions for chilling all types of
milk and milk products SA9. read equipment manuals and storage documents to understand the
equipments operation and storage requirement SA10. read internal information documents sent by internal teams
Oral Communication (Listening and Speaking skills)
AGR/N4220
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Prepare and maintain work area and chilling equipments
The user/individual on the job needs to know and understand how to: SA11. discuss task lists, schedules and activities with the supervisor SA12. effectively communicate with the team members SA13. question the supervisor in order to understand the nature of the problem and
to clarify queries SA14. attentively listen and comprehend the information given by the speaker SA15. communicate clearly with the supervisor and cross department team on the
issues faced during storage process
B. Professional Skills Decision Making
The user/individual on the job needs to know and understand how to: SB1. analyse critical points in day to day tasks through experience and observation
and identify control measures to solve the issue SB2. handle issues in case the supervisor is not available (as per the authority
matrix defined by the organization)
Plan and Organize
The user/individual on the job needs to know and understand how to: SB3. plan and organize the work order and jobs received from the supervisor SB4. plan and prioritize the work based on the instructions received from the
supervisor SB5. plan to utilise time and equipment's effectively SB6. organize all process/ equipment manuals so as to access information easily SB7. support the supervisor in scheduling tasks for helper(s)
Customer Centricity
The user/individual on the job needs to know and understand how to: SB8. understand internal customer requirements and their priority and respond as
per their needs
Problem Solving
The user/individual on the job needs to know and understand how to: SB9. support supervisor in solving problems by detailing out problems SB10. discuss the possible solutions with the supervisor for problem solving
Analytical Thinking
The user/individual on the job needs to know and understand how to: SB11. apply domain information about maintenance processes and technical
knowledge about tools and equipment
Critical Thinking
The user/individual on the job needs to know and understand how to: SB12. use common sense and make judgments on day to day basis SB13. use reasoning skills to identify and resolve basic problems SB14. use intuition to detect any potential problems which could arise during
operations SB15. use acquired knowledge of the process for identifying and handling issues
AGR/N4220
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Prepare and maintain work area and chilling equipments
NOS Version Control
Back to Top
NOS Code AGR/N4220
Credits (NSQF) TBD Version number 1.0
Industry Agriculture and Allied Drafted on 28/09/15
Industry Sub-sector Dairying Last reviewed on 30/11/18
Occupation Milk collection and handling
Next review date 30/11/21
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
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Overview This OS unit is about ensuring proper installation, handling the chilling system and components and storing milk in chilling containers while maintaining storage parameters, as per the specifications and standards of the organization.
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
Unit Code AGR/N4221
Unit Title (Task)
Handle refrigeration unit for chilling and storing milk
Description This OS unit is about ensuring proper installation, handling chilling system and components and storing milk in chilling containers/cans while maintaining storage parameters, as per the specifications and standards of the organization.
Scope
This unit/task covers the following:
Ensure proper installation of chilling unit
Startup of chilling system
Storage of milk in chilling containers
Test milk at chilling plant
Inspect, repair/replace chilling systems and components
Maintenance of chilling system and components
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Ensure proper installation of chilling unit
To be competent, the user/individual must be able to:
PC1. inspect the location for setting up chilling unit, install condensing unit, mount evaporation coil evaporator
PC2. install piping following industry guidelines and applicable codes to ensure proper operation of the unit, check all wiring connections
PC3. calculate the number of temperature sensors required for the unit, identify location to place the sensors and place in relevant locations within the unit to obtain precise reading
PC4. charge refrigerant from supply tank to compressor determining charging level through weight and sight glass indication
PC5. perform pre-start up checks by verifying sufficient refrigerant is charged, electrical connections are tight, wiring and piping are properly routed and secured, compressor mounting bolts are proper, fan motors and mounting brackets are tight, condensing unit base and evaporator coil are properly secured
PC6. calibrate various measuring and controlling instruments like HP/LP cutouts, O/l relays, temperature sensors, thermostatic expansion valve
Start up of chilling system
To be competent, the user/individual must be able to:
PC7. start the system and check the compressor discharge and suction pressures to ensure they are in the normal operating range
PC8. check the voltage and amperage at the compressor terminals, check the piping and electrical connections for vibration within limits
PC9. check fans on the evaporator coil and condensing unit (for air-cooled condenser) to ensure they are operational and turning in the correct direction
PC10. set the defrost control/timer clock to required time and verify the defrost initiation settings, set temperature control to desired temperature range
PC11. check the functioning and performance of sensors and temperature
measuring device and calibrate them periodically as per standard procedure
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Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
Storage of milk in chilling containers
To be competent, the user/individual must be able to:
PC12. read and understand the work order from the supervisor PC13. check all the features of the unit, operation of the cooling equipment and
ensure readiness PC14. calibrate temperature and humidity measuring instruments of the facility
PC15. receive milk for chilling in cans, check the quality of milk to be refrigerated through physical parameters such as appearance and smell
PC16. place the milk cans onto a conveyor belt PC17. adjust controls to set storage parameters such as temperature and humidity
required for the milk to be chilled down to the specified temperature, following the storage parameter chart, check readings to ensure set storage parameters have been reached or make required adjustments or set controls in the monitor system (in case of computerized chilling units)
PC18. ensure that the milk from the cans/containers is in emptied into a weighing bowl with filter where the weight of the milk can be measured through an electronic weighing machine
PC19. check the temperature of milk PC20. pump the milk from the dump tank to the plate chiller through in-line filter PC21. ensure that the milk is passed through the plate chiller PC22. observe temperature and humidity and adjusts controls to maintain storage
parameters during the entire chilling period PC23. check temperature of stored milk periodically for conformance to set and
achieved temperature PC24. unload chilled milk immediately after specified refrigeration period and check
temperature PC25. store chilled milk in silos or directly pumped into milk hauler trucks for
transportation PC26. test the milk for any impurities before final transportation to the processing
unit PC27. report any malfunction to the supervisor and implement the suggested
corrective action immediately PC28. inspect the storage containers periodically for rust, mould growth, sprouting,
shriveling, etc.
Test milk at chilling plant
To be competent, the user/individual must be able to:
PC29. take the sample from weighing and test the milk for fat, SNF, acidity and adulterants
PC30. collect and send samples from all batches of milk received at the plant to the chilling plant laboratory
PC31. mark/number the samples collected PC32. analyze milk samples for fat and SNF content, acidity and adulteration PC33. conduct various milk tests such as urea detection/ ammonia fertilizer
detection/ nitrate fertilizer detection/salt detection/etc are on batches of milk received at the laboratory to assess the quality of the procured milk
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
Inspect, repair/replace chilling systems and components
To be competent, the user/individual must be able to:
PC34. conduct periodic inspection of system and components for correct operation, observe operating condition and need for repair or adjustment
PC35. identify malfunction of components, dismantle, repair and replace faulty components
PC36. reassemble components, test for correct operation, charge system with correct refrigerant, ensure correct operation of the equipment
PC37. ensure equipment is running efficiently and the required operating conditions are maintained in the chilling containers for operational requirements
Maintenance of chilling system and components
To be competent, the user/individual must be able to:
PC38. ensure periodic maintenance of the system and components following SOP PC39. check the evaporators for ice accumulation/proper defrosting, wash
evaporator coils to remove dust and foreign materials drawn into the fins of the cold room; for IBT, ensure proper ice melting through ice thickness controller to avoid block formation
PC40. check evaporator and condenser fan blades for fractures, clean the fan blades, replace worn blades and tighten the fan set screws, lubricate fan motors, replace fan motor if required
PC41. check for the operation of defrost controls, ensure defrost heaters are in the correct position for maximum heat transfer to the evaporator coil, check the voltage at each heater terminal and ensure heater terminals are in good condition
PC42. in compressor unit, replace worn condenser motor PC43. check all electrical components and replace damaged wirings and tighten all
electrical connections PC44. check and ensure functioning of pressure controls and safety controls PC45. check oil level, ensure working of solenoid valves PC46. clean condenser periodically PC47. check condition of refrigerant line insulation and replace if necessary, check
refrigerant level in the system, ensure no refrigerant leak
Knowledge and Understanding (K)
A. Organizational Context (Knowledge of the company / organization and its processes)
The user/individual on the job needs to know and understand: KA1. organization specifications and procedure for checking performance of
chilling components KA2. code of business conduct KA3. dress code to be followed KA4. job responsibilities/duties and standard operating procedures
KB1. organization procedures for loading, storing and unloading procured milk in the milk chilling unit
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
B. Technical Knowledge
The user/individual on the job needs to know and understand:
KB1. refrigeration principles, techniques and practices KB2. interpreting drawings and diagrams of refrigeration system and facility KB3. components of refrigeration system and their installation KB4. types of refrigerants and the procedure to handle them KB5. methods to calibrate the testing equipments and equipments in the storage
facility KB6. methods to control temperature and humidity in refrigeration unit KB7. methods and procedure to monitor the storage process KB8. methods and procedure to monitor and control the cooling process of the
stored milk KB9. methods to examine the operation of the chilling unit KB10. procedure for charging refrigerant in the refrigeration system KB11. procedure for identifying faults, selecting replacement parts and servicing KB12. procedure and sequence for performing preventative maintenance of
refrigeration system and its components KB13. procedure for dismantling, repairing, reassembling and testing components KB14. supplier/manufacturers instructions related refrigeration unit and
components KB15. basic mathematics KB16. calculation of refrigerant required for the storage area KB17. risks associated with working in extreme temperature conditions and control
measures
Skills (S)
A. Core Skills/ Generic Skills
Writing Skills
The user/ individual on the job needs to know and understand how to: SA1. note the information communicated by the supervisor SA2. note the details of milk stored, storage parameters and provide necessary
information to fill the storage chart SA3. note the details of the chilling system and components, maintenance and
service reports SA4. note down observations (if any) related to the storage SA5. write information documents to internal departments/ internal teams SA6. note down the data for ERP or as required by the organization
Reading Skills
The user/individual on the job needs to know and understand how to: SA7. read an interpret design, drawings and construction of the storage facility SA8. read and interpret the storage methods and conditions for storing all types of
milk SA9. read and interpret storage parameters for storing procured and chilled milk SA10. read equipment manuals and storage documents to understand the
equipments operation and storage requirement SA11. read internal information documents sent by internal teams
Oral Communication (Listening and Speaking skills)
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
The user/individual on the job needs to know and understand how to: SA12. discuss task lists, schedules and activities with the supervisor SA13. effectively communicate with the team members SA14. question the supervisor in order to understand the nature of the problem and
to clarify queries SA15. attentively listen and comprehend the information given by the speaker SA16. communicate clearly with the supervisor and cross department team on the
issues faced during storage process
B. Professional Skills Decision Making
The user/individual on the job needs to know and understand how to: SB1. analyse critical points in day to day tasks through experience and observation
and identify control measures to solve the issue SB2. handle issues in case the supervisor is not available (as per the authority
matrix defined by the organization)
Plan and Organize
The user/individual on the job needs to know and understand how to: SB3. plan and organize the work order and jobs received from the supervisor SB4. plan and prioritize the work based on the instructions received from the
supervisor SB5. plan to utilise time and equipment's effectively SB6. organize all process/ equipment manuals so as to access information easily SB7. support the supervisor in scheduling tasks for helper(s)
Customer Centricity
The user/individual on the job needs to know and understand how to: SB8. understand internal customer requirements and their priority and respond as
per their needs
Problem Solving
The user/individual on the job needs to know and understand how to: SB9. support supervisor in solving problems by detailing out problems SB10. discuss the possible solutions with the supervisor for problem solving
Analytical Thinking
The user/individual on the job needs to know and understand how to: SB11. apply domain information about maintenance processes and technical
knowledge about tools and equipment
Critical Thinking
The user/individual on the job needs to know and understand how to: SB12. use common sense and make judgments on day to day basis SB13. use reasoning skills to identify and resolve basic problems SB14. use intuition to detect any potential problems which could arise during
operations SB15. use acquired knowledge of the process for identifying and handling issues
Ensure
AGR/N4221
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Handle refrigeration unit for chilling and storing milk
NOS Version Control
Back to Top
NOS Code AGR/N4221
Credits (NSQF) TBD Version number 1.0
Industry Agriculture and Allied Drafted on 28/09/15
Industry Sub-sector Dairying Last reviewed on 30/11/18
Occupation Milk collection and handling
Next review date 30/11/21
AGR/N4222
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Complete documentation and record keeping related to the chilling plant
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Overview This OS unit is about documenting and maintaining records of milk stored in the chilling plant and other storage paramaters.
AGR/N4222
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Complete documentation and record keeping related to the chilling plant
Unit Code AGR/N4222
Unit Title (Task)
Complete documentation and record keeping related to the chilling plant
Description This OS unit is about documenting and maintaining records of milk stored in the chilling plant and other storge parameters
Scope
This unit/task covers the following:
Document and maintain records of stored milk in the chilling unit
Document and maintain records of storage parameters
Document and maintain records of of chilling system present in the chilling unit
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Document and maintain records of stored milk in the chilling unit
To be competent, the user/individual must be able to:
PC1. document and maintain records of all incoming milk to the storage room/facility, weight of milk, farmer/vendor details, catchment area / geographical location, receiving date, label details such as date of procurement, quality parameters, date of loading in chilling unit, outgoing date, storage location within the chilling unit, etc. following SOP
PC2. document and maintain records of all outgoing milk from the chilling unit such as weight of milk, actual chilling period, losses from incoming to outgoing period, quality of milk when it is sent out of the chilling unit etc. following SOP
PC3. maintain record of observations (if any) related to chilling or storage PC4. load the details in ERP system for future reference PC5. verify the documents and track details in cases of concerns
Document and maintain records of storage parameters
To be competent, the user/individual must be able to:
PC6. document and maintain records of parameters such as temperature of the milk PC7. maintain record of observations or deviations (if any) related to storage
parameters PC8. load the details in ERP system for future reference PC9. verify the documents and track details in cases of concerns
Document and maintain records of chilling system present in the chilling unit
To be competent, the user/individual must be able to:
PC10. document and maintain records of the technical drawings of chilling container/chamber, chilling system and components, electrical lines, etc.
PC11. document and maintain records of chilling system such as type of chilling unit, type of refrigerant, quantity of refrigerant used, cooling system followed, component details such as type of compressor, condenser, evaporator, fans etc following SOP
PC12. document and maintain records of operating conditions of chilling container/chamber by recording temperature of milk and air in the chilling room/chamber, compressor pressure, ice formation etc
PC13. document and maintain records of preventive maintenance, routine checks, inspections, faults identified, repairs, replacements, refrigerant leak, recharge,
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AGR/N4222
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Complete documentation and record keeping related to the chilling plant
quantity and kind (new, reused or recycled etc of chilling system and components following sop
PC14. maintain record of observations or deviations (if any) PC15. verify the documents and track details in cases of concerns
Knowledge and Understanding (K)
A. Organizational Context (Knowledge of the company / organization and its processes)
The user/individual on the job needs to know and understand: KA1. documentation system followed in the organization like, loading and
unloading chart, storage chart, storage parameter chart, chilling system and components report etc
KA2. job responsibilities/duties and standard operating procedures KA3. Organization methods to document and maintain records on observations (if
any) related storage process
B. Technical Knowledge
The user/individual on the job needs to know and understand: KB1. details to be recorded and maintained on milk stored in chilling unit KB2. details to be recorded and maintained on preventive maintenance , routine
checks, service, repairs, replacements, etc KB3. basic computer knowledge KB4. entering the details in ERP system followed by the organisation
Skills (S)
A. Core Skills/ Generic Skills
Writing Skills
The user/ individual on the job needs to know and understand how to: SA1. note the information communicated by the supervisor SA2. note the details of milk stored, storage parameters and provide necessary
information to fill the storage chart SA3. note the details of the chilling system and components, maintenance and
service reports SA4. note down observations (if any) related to the storage SA5. write information documents to internal departments/ internal teams SA6. note down the data for ERP or as required by the organization
Reading Skills
The user/individual on the job needs to know and understand how to: SA7. read and interpret design, drawings and construction of the chilling unit SA8. read and interpret the storage methods and conditions for storing procured
milk SA9. read equipment manuals and storage documents to understand the
equipments operation and storage requirement SA10. read internal information documents sent by internal teams
Oral Communication (Listening and Speaking skills)
The user/individual on the job needs to know and understand how to: SA11. discuss task lists, schedules and activities with the supervisor SA12. effectively communicate with the team members SA13. question the supervisor in order to understand the nature of the problem and
to clarify queries SA14. attentively listen and comprehend the information given by the speaker
AGR/N4222
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Complete documentation and record keeping related to the chilling plant
SA15. communicate clearly with the supervisor and cross department team on the issues faced during storage process
B. Professional Skills Decision Making
The user/individual on the job needs to know and understand how to: SB1. analyse critical points in day to day tasks through experience and observation
and identify control measures to solve the issue SB2. handle issues in case the supervisor is not available (as per the authority
matrix defined by the organization)
Plan and Organize
The user/individual on the job needs to know and understand how to: SB3. plan and organize the work order and jobs received from the supervisor SB4. plan and prioritize the work based on the instructions received from the
supervisor SB5. plan to utilise time and equipment's effectively SB6. organize all process/ equipment manuals so as to access information easily SB7. support the supervisor in scheduling tasks for helper(s)
Customer Centricity
The user/individual on the job needs to know and understand how to: SB8. understand customer requirements and their priority and respond as per
their needs
Problem Solving
The user/individual on the job needs to know and understand how to: SB9. support supervisor in solving problems by detailing out problems SB10. discuss the possible solutions with the supervisor for problem solving
Analytical Thinking
The user/individual on the job needs to know and understand how to: SB11. apply domain information about maintenance processes and technical
knowledge about tools and equipment
Critical Thinking
The user/individual on the job needs to know and understand how to: SB12. use common sense and make judgments on day to day basis SB13. use reasoning skills to identify and resolve basic problems SB14. use intuition to detect any potential problems which could arise during
operations SB15. use acquired knowledge of the process for identifying and handling issues
AGR/N4222
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Complete documentation and record keeping related to the chilling plant
NOS Version Control
Back to Top
NOS Code AGR/N4222
Credits (NSQF) TBD Version number 1.0
Industry Agriculture and Allied Drafted on 28/09/15
Industry Sub-sector Dairying Last reviewed on 30/11/18
Occupation Milk collection and handling
Next review date 30/11/21
AGR/N4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
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Overview This OS unit is about maintaining safety, hygiene and sanitation in milk collection area and processing unit for refrigeration and storage.
AGR/N4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
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Unit Code AGR/N4223
Unit Title (Task)
Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
Description This OS unit is about maintaining safety, hygiene and sanitation in milk collection area and processing unit for refrigeration and storage
Scope
This unit/task covers the following:
Perform safety and sanitation related functions for storage of milk in a chilling plant
Applying safety practices for storage of milk in a chilling plant
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Perform safety and sanitation related functions for storage of milk in a chilling plant
To be competent, the user/individual must be able to:
PC1. comply with safety and hygiene procedures followed in the organisation PC2. ensure personal hygiene by using of gloves, hairnets, masks, ear plugs,
goggles, shoes, etc. PC3. ensure hygienic storage of milk by inspecting raw materials, ingredients,
finished products, etc. for compliance to physical, chemical and microbiological parameters
PC4. keep the milk and milk products in appropriate containers or packaging materials, label and store them in designated area, free from pests, flies and infestations
PC5. clean, maintain and monitor milk processing equipment periodically, using it only for the specified purpose
PC6. use safety equipment such as fire extinguisher, first aid kit and eye-wash station when required
PC7. maintain appropriate fire extinguishers of A, B, C type and periodically refill them for their utility
PC8. follow housekeeping practices by having designated area for materials/tools PC9. attend training on hazard management to understand types of hazards such
as physical, chemical and biological hazards and measures to control and prevent them
PC10. identify, document and report problems such as rodents and pests to supervisors
PC11. conduct workplace checklist audits before and after work to ensure safety and hygiene
PC12. document and maintain procured milk,storage container or packaging material, process and finished milk and milk products for the credibility and effectiveness of the food safety control system
Applying safety practices for storage of milk in a chilling plant
To be competent, the user/individual must be able to:
PC13. determine the quality of produce using criteria such as smell, appearance, taste and take immediate measures to prevent spoilage
PC14. store different varieties of produce, chemicals, gases separately to prevent cross-contamination
PC15. label produce, chemicals, gases and store in designated storage areas
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AGR/N4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
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according to safe milk practices
Knowledge and Understanding (K)
A. Organizational Context (Knowledge of the company / organization and its processes)
The user/individual on the job needs to know and understand: KA1. organization methods of maintaining safety checklists KA2. code of business conduct KA3. dress code to be followed KA4. job responsibilities/duties and standard operating procedures KA5. food safety and hygiene standards followed KA6. organization methods for cleaning and sanitation of equipment and work area
B. Technical Knowledge
The user/individual on the job needs to know and understand: KB1. possible physical, chemical and biological hazards and methods of prevention
of various hazards KB2. personal hygiene requirement KB3. different types of sanitizers used for storage area and equipments and the
procedure to use KB4. milk safety laws and regulations KB5. quality parameters and quality assessment based on physical parameters,
basic milk microbiology KB6. labelling/marking requirements for produce, chemicals, gases and storing in
designated area KB7. CIP & COP methods and procedures KB8. storage norms for produce, chemicals, gases etc KB9. stock rotation based on first-in-first-out (FIFO)/first-expiry-first-out (FEFO)
Skills (S)
A. Core Skills/ Generic Skills
Writing Skills
The user/ individual on the job needs to know and understand how to: SA1. note the information communicated by the supervisor SA2. note the details of milk stored, storage parameters and provide necessary
information to fill the storage chart SA3. note the details of the refrigeration system and components, maintenance
and service reports SA4. note down observations (if any) related to the storage SA5. write information documents to internal departments/ internal teams SA6. note down the data for ERP or as required by the organization
Reading Skills
The user/individual on the job needs to know and understand how to: SA7. read and interpret the storage methods and conditions for storing all types of
milk products SA8. read equipment manuals and storage documents to understand the
equipments operation and storage requirement SA9. read internal information documents sent by internal teams
Oral Communication (Listening and Speaking skills)
AGR/N4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
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The user/individual on the job needs to know and understand how to: SA10. discuss task lists, schedules and activities with the supervisor SA11. effectively communicate with the team members SA12. question the supervisor in order to understand the nature of the problem and
to clarify queries SA13. attentively listen and comprehend the information given by the speaker SA14. communicate clearly with the supervisor and cross department team on the
issues faced during storage process
B. Professional Skills Decision Making
The user/individual on the job needs to know and understand how to: SB1. analyse critical points in day to day tasks through experience and observation
and identify control measures to solve the issue SB2. handle issues in case the supervisor is not available (as per the authority
matrix defined by the organization)
Plan and Organize
The user/individual on the job needs to know and understand how to: SB3. plan and organize the work order and jobs received from the supervisor SB4. organize raw materials and packaging materials required for all products
following the instruction provided by the supervisor SB5. plan and prioritize the work based on the instructions received from the
supervisor SB6. plan to utilise time and equipment's effectively SB7. organize all process/ equipment manuals so as to access information easily SB8. support the supervisor in scheduling tasks for helper(s)
Customer Centricity
The user/individual on the job needs to know and understand how to: SB9. understand internal customer requirements and their priority and respond as
per their needs
Problem Solving
The user/individual on the job needs to know and understand how to: SB10. support supervisor in solving problems by detailing out problems SB11. discuss the possible solutions with the supervisor for problem solving
Analytical Thinking
The user/individual on the job needs to know and understand how to: SB12. apply domain information about maintenance processes and technical
knowledge about tools and equipment
Critical Thinking
The user/individual on the job needs to know and understand how to: SB13. use common sense and make judgments on day to day basis SB14. use reasoning skills to identify and resolve basic problems SB15. use intuition to detect any potential problems which could arise during
operations SB16. use acquired knowledge of the process for identifying and handling issues
AGR/N4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
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NOS Version Control
Back to Top
NOS Code AGR/N4223
Credits (NSQF) TBD Version number 1.0
Industry Agriculture and Allied Drafted on 28/09/15
Industry Sub-sector Dairying Last reviewed on 30/11/18
Occupation Milk collection and handling
Next review date 30/11/21
Qualifications Pack for Chilling Plant Technician
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Annexure
Nomenclature for QP and NOS
Qualifications Pack
[ABC]/ Q 0101
Occupational Standard An example of NOS with ‘N’
[ABC] / N 0101 The following acronyms/codes have been used in the nomenclature above:
Q denoting Qualifications Pack Occupation (2 numbers)
QP number (2 numbers)
9 characters
N denoting National Occupational Standard Occupation (2 numbers)
OS number (2 numbers)
9 characters
Back to top…
[Insert 3 letter code for SSC]
[Insert 3 letter code for SSC]
Qualifications Pack for Chilling Plant Technician
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Sub-sector
Range of Occupation
numbers
Agriculture Crop Production 01 – 40
Dairying 41 – 42
Poultry 43 – 44
Animal Husbandry 45 – 48
Fisheries 49 – 51
Agriculture Allied Activities 52 – 60
Forestry, Environment and Renewable Energy
Management
61 - 70
Agriculture Industries 71 – 90
Generic Occupations 96 - 99
Sequence Description Example
Three letters Industry name AGR
Slash / /
Next letter Whether QP or NOS Q or N
Next two numbers Occupation code 01
Next two numbers OS number 01
Note:
The range of occupation numbers have been decided based on the number of existing and future
occupations in a segment
Occupation numbers from 91 – 95 have been intentionally left blank to accommodate any emerging
segment in future
Qualifications Pack for Chilling Plant Technician
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CRITERIA FOR ASSESSMENT OF TRAINEES
Job Role Chilling Plant Technician Qualification Pack AGR/Q4205
Sector Skill Council Agriculture Skill Council of India Guidelines for Assessment: 1. Criteria for assessment for each Qualification Pack will be created by the Sector Skill Council. Each Performance Criteria (PC) will be assigned marks proportional to its importance in NOS. SSC will also lay down proportion of marks for Theory and Skills Practical for each PC. 2. The assessment for the theory part will be based on knowledge bank of questions created by the SSC. 3. Assessment will be conducted for all compulsory NOS, and where applicable, on the selected elective/option NOS/set of NOS. 4. Individual assessment agencies will create unique question papers for theory part for each candidate at each examination/training center (as per assessment criteria below). 5. Individual assessment agencies will create unique evaluations for skill practical for every student at each examination/training center based on this criterion. 6. To pass the Qualification Pack , every trainee should score a minimum of 70% of aggregate marks to successfully clear the assessment. 7. In case of unsuccessful completion, the trainee may seek reassessment on the Qualification Pack.
Compulsory NOS Marks Allocation
Total Marks: 400
Assessable outcomes
Assessment criteria for outcomes Total
Marks Out of
Theory Skills
Practical
1. AGR/Q4220 Prepare and
maintain work area and chilling
equipments
PC1. Clean and maintain the cleanliness of the work area using approved cleaning chemicals and sanitizers and keep it free from dust, waste, flies and pests
10 3 7
PC2. Ensure that the work area is safe and hygienic for chilling of milk
10 3 7
PC3. Dispose waste materials as per defined SOPs and industry requirements
5 1.5 3.5
PC4. Receive milk at the chilling plant in milk cans 5 1.5 3.5
PC5. Freshly procured milk is transported to the chilling plant in milk cans
5 1.5 3.5
PC6. Plan the route of the milk van in such a way that the procured milk reaches the chilling plant as early as possible
5 1.5 3.5
Qualifications Pack for Chilling Plant Technician
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PC7. During summers, cover the milk cans with wet jute bags to lower the temperature of the milk cans
5 1.5 3.5
PC8. Check the working and performance of all equipments used in chilling plant facility such as compressor, conveyor belt, condenser, evaporator, fans, sensors, thermostatic expansion valve, humidity meter, etc.
15 5 10
PC9. Clean the equipments used with approved cleaning chemical and sanitizers following SOP
5 1.5 3.5
PC10. Purge non-condensable gases, including air from the chilling system; ensure that the installation is shut down during the purging
5 1.5 3.5
PC11. Ensure that the oil traps on the refrigerant discharge side are frequently drained
5 1.5 3.5
PC12. Purge oil out of evaporators and receivers if it has solidified and is obstructing the flow of the refrigerant
5 1.5 3.5
PC13. Ensure that the evaporator coils are kept free of frost by periodically defrosting
5 1.5 3.5
PC14. Ensure that the refrigerant pipes are free of any clog and there is no ice inside the pipes
5 1.5 3.5
PC15. Ensure that the compressor stuffing boxes are repacked at regular intervals
5 1.5 3.5
PC16. Attend minor repairs/faults of all equipments, if required
5 1 4
100 30 70
Qualifications Pack for Chilling Plant Technician
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2. AGR/Q4221 Handle
refrigeration unit for chilling and
storing milk
PC1. inspect the location for setting up chilling unit, install condensing unit, mount evaporation coil evaporator
2 0.5 1.5
PC2. install piping following industry guidelines and applicable codes to ensure proper operation of the unit, check all wiring connections
2 0.5 1.5
PC3. calculate the number of temperature sensors required for the unit, identify location to place the sensors and place in relevant locations within the unit to obtain precise reading
2 0.5 1.5
PC4. charge refrigerant from supply tank to compressor determining charging level through weight and sight glass indication
3 1 2
PC5. perform pre-start up checks by verifying sufficient refrigerant is charged, electrical connections are tight, wiring and piping are properly routed and secured, compressor mounting bolts are proper, fan motors and mounting brackets are tight, condensing unit base and evaporator coil are properly secured
2 0.5 1.5
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PC6. calibrate various measuring and controlling instruments like HP/LP cutouts, O/l relays, temperature sensors, thermostatic expansion valve
2 0.5 1.5
PC7. start the system and check the compressor discharge and suction pressures to ensure they are in the normal operating range
1 0 1
PC8. check the voltage and amperage at the compressor terminals, check the piping and electrical connections for vibration within limits
1 0.5 0.5
PC9. check fans on the evaporator coil and condensing unit (for air-cooled condenser) to ensure they are operational and turning in the correct direction
2 0.5 1.5
PC10. set the defrost control/timer clock to required time and verify the defrost initiation settings, set temperature control to desired temperature range
2 0.5 1.5
PC11. check the functioning and performance of sensors and temperature measuring device and calibrate them periodically as per standard procedure
2 0.5 1.5
PC12. read and understand the work order from the supervisor
2 0.5 1.5
Qualifications Pack for Chilling Plant Technician
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PC13. check all the features of the unit, operation of the cooling equipment and ensure readiness
2 0.5 1.5
PC14. calibrate temperature and humidity measuring instruments of the facility
2 0.5 1.5
PC15. receive milk for chilling in cans, check the quality of milk to be refrigerated through physical parameters such as appearance and smell
3 1 2
PC16. place the milk cans onto a conveyor belt 2 0.5 1.5
PC17. adjust controls to set storage parameters such as temperature and humidity required for the milk to be chilled down to the specified temperature, following the storage parameter chart, check readings to ensure set storage parameters have been reached or make required adjustments or set controls in the monitor system (in case of computerized chilling units)
3 1 2
PC18. ensure that the milk from the cans/containers is in emptied into a weighing bowl with filter where the weight of the milk can be measured through an electronic weighing machine
3 1 2
PC19. check the temperature of milk 2 0.5 1.5
Qualifications Pack for Chilling Plant Technician
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PC20. pump the milk from the dump tank to the plate chiller through in-line filter
2 0.5 1.5
PC21. ensure that the milk is passed through the plate chiller
2 0.5 1.5
PC22. observe temperature and humidity and adjusts controls to maintain storage parameters during the entire chilling period
2 0.5 1.5
PC23. check temperature of stored milk periodically for conformance to set and achieved temperature
2 0.5 1.5
PC24. unload chilled milk immediately after specified refrigeration period and check temperature
2 1 1
PC25. store chilled milk in silos or directly pumped into milk hauler trucks for transportation
2 1 1
PC26. test the milk for any impurities before final transportation to the processing unit
2 1 1
PC27. report any malfunction to the supervisor and implement the suggested corrective action immediately
2 1 1
PC28. inspect the storage containers periodically for rust, mould growth, sprouting, shriveling, etc.
2 1 1
PC29. take the sample from weighing and test the milk for fat, SNF, acidity and adulterants
2 1 1
Qualifications Pack for Chilling Plant Technician
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PC30. collect and send samples from all batches of milk received at the plant to the chilling plant laboratory
2 0.5 1.5
PC31. mark/number the samples collected 2 0.5 1.5
PC32. analyze milk samples for fat and SNF content, acidity and adulteration
2 0.5 1.5
PC33. conduct various milk tests such as urea detection/ ammonia fertilizer detection/ nitrate fertilizer detection/salt detection/etc are on batches of milk received at the laboratory to assess the quality of the procured milk
3 1 2
PC34. conduct periodic inspection of system and components for correct operation, observe operating condition and need for repair or adjustment
3 1 2
PC35. identify malfunction of components, dismantle, repair and replace faulty components
2 0.5 1.5
PC36. reassemble components, test for correct operation, charge system with correct refrigerant, ensure correct operation of the equipment
3 1 2
Qualifications Pack for Chilling Plant Technician
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PC37. ensure equipment is running efficiently and the required operating conditions are maintained in the chilling containers for operational requirements
2 0.5 1.5
PC38. ensure periodic maintenance of the system and components following SOP
2 0.5 1.5
PC39. check the evaporators for ice accumulation/proper defrosting, wash evaporator coils to remove dust and foreign materials drawn into the fins of the cold room; for IBT, ensure proper ice melting through ice thickness controller to avoid block formation
2 0.5 1.5
PC40. check evaporator and condenser fan blades for fractures, clean the fan blades, replace worn blades and tighten the fan set screws, lubricate fan motors, replace fan motor if required
2 0.5 1.5
PC41. check for the operation of defrost controls, ensure defrost heaters are in the correct position for maximum heat transfer to the evaporator coil, check the voltage at each heater terminal and ensure heater terminals are in good condition
3 1 2
PC42. in compressor unit, replace worn condenser motor
2 0.5 1.5
Qualifications Pack for Chilling Plant Technician
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PC43. check all electrical components and replace damaged wirings and tighten all electrical connections
2 0.5 1.5
PC44. check and ensure functioning of pressure controls and safety controls
2 0.5 1.5
PC45. check oil level, ensure working of solenoid valves
2 0.5 1.5
PC46. clean condenser periodically 2 0.5 1.5
PC47. check condition of refrigerant line insulation and replace if necessary, check refrigerant level in the system, ensure no refrigerant leak
2 0.5 1.5
100 30 70
3. AGR/Q4222 Complete
documentation and record keeping
related to the chilling plant
PC1. Document and maintain records of all incoming milk to the storage room/facility, weight of milk, farmer/vendor details, catchment area / geographical location, receiving date, label details such as date of procurement, quality parameters, date of loading in chilling unit, outgoing date, storage location within the chilling unit, etc. following SOP
10 6 4
PC2. Document and maintain records of all outgoing milk from the chilling unit such as weight of milk, actual chilling period, losses from incoming to outgoing period, quality of milk when it is sent out of the chilling unit etc. following SOP
5 3 2
PC3. Maintain record of observations (if any) related to chilling or storage
5 3 2
Qualifications Pack for Chilling Plant Technician
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PC4. Load the details in ERP system for future reference 5 3 2
PC5. Verify the documents and track details in cases of concerns
10 6 4
PC6. Document and maintain records of parameters such as temperature of the milk
15 9 6
PC7. Maintain record of observations or deviations (if any) related to storage parameters
10 6 4
PC8. Load the details in ERP system for future reference 5 3 2
PC9. V erify the documents and track details in cases of concerns
5 3 2
PC10. Document and maintain records of the technical drawings of chilling container/chamber, chilling system and components, electrical lines, etc.
5 3 2
PC11. Document and maintain records of chilling system such as type of chilling unit, type of refrigerant, quantity of refrigerant used, cooling system followed, component details such as type of compressor, condenser, evaporator, fans etc following SOP
3 2 1
PC12. Document and maintain records of operating conditions of chilling container/chamber by recording temperature of milk and air in the chilling room/chamber, compressor pressure, ice formation etc
7 4 3
Qualifications Pack for Chilling Plant Technician
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PC13. Document and maintain records of preventive maintenance, routine checks, inspections, faults identified, repairs, replacements, refrigerant leak, recharge, quantity and kind (new, reused or recycled etc of chilling system and components following sop
5 3 2
PC14. Maintain record of observations or deviations (if any)
5 3 2
PC15. Verify the documents and track details in cases of concerns
5 3 2
100 60 40
4. AGR/Q4223 Ensure safety, hygiene and sanitation for storage of milk in a chilling plant
PC1. comply with safety and hygiene procedures followed in the organisation
5 1.5 3.5
PC2. ensure personal hygiene by using of gloves, hairnets, masks, ear plugs, goggles, shoes, etc.
5 1.5 3.5
PC3. ensure hygienic storage of milk by inspecting raw materials, ingredients, finished products, etc. for compliance to physical, chemical and microbiological parameters
10 3 7
PC4. keep the milk and milk products in appropriate containers or packaging materials, label and store them in designated area, free from pests, flies and infestations
10 3 7
PC5. clean, maintain and monitor milk processing equipment periodically, using it only for the specified purpose
10 3 7
PC6. use safety equipment such as fire extinguisher, first aid kit and eye-wash station when required
5 1 4
PC7. maintain appropriate fire extinguishers of A, B, C type and periodically refill them for their utility
5 2 3
Qualifications Pack for Chilling Plant Technician
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PC8. follow housekeeping practices by having designated area for materials/tools
5 1 4
PC9. attend training on hazard management to understand types of hazards such as physical, chemical and biological hazards and measures to control and prevent them
10 3 7
PC10. identify, document and report problems such as rodents and pests to supervisors
5 2 3
PC11. conduct workplace checklist audits before and after work to ensure safety and hygiene
5 1 4
PC12. document and maintain procured milk,storage container or packaging material, process and finished milk and milk products for the credibility and effectiveness of the food safety control system
5 3 2
PC13. determine the quality of produce using criteria such as smell, appearance, taste and take immediate measures to prevent spoilage
10 3 7
PC14. store different varieties of produce, chemicals, gases separately to prevent cross-contamination
5 1 4
PC15. label produce, chemicals, gases and store in designated storage areas according to safe milk practices
5 1 4
100 30 70
GRAND TOTAL 400 150 250
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