national occupational skill standard (noss) · heavy equipment division, department of road,...

National Occupational Skill Standard

(NOSS)

Occupational Title : Bulldozer Operator

Level : 1

Sector : Mechanical Engineering

Sub - Sector : Construction Equipment

NOSS ID/NSCO ID :

ISCO NO :

Council for Technical Education and Vocational Training

NATIONAL SKILL TESTING BOARD Madhyapur Thimi-17, Sanothimi, Bhaktapur, Nepal

Developed: 2017-11-25

NOSS ID # Developed Date: 2017-11-25 Revision Number ## Revised Date: dd/mm/yy Page:2

DACUM Panel

S. No. Name Designation Organization

1. Mr. Parshuram Thapa Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

2. Mr. Bharat Shrestha Member Department of Water Induced Disaster Management,

Pulchowk, Lalitpur

3. Mr. Dambar Bahadur Basnet Member Bull Construction, Khasibazar, Kalanki

4. Mr. Surya Thakuri Member Bull Construction, Khasibazar, Kalanki

5. Mr. Rom Bahadur Pulami Member C.E. Construction, Tripureshwor, Kathmandu

6. Mr. Dhurba Tamang Member Leci Builders, Sanobharyang, Kathmandu

7. Mr. Hari Shrestha Member R.K. Construction, Jorpati, Kathmandu

8. Mr. Deepak Lama Member D.K. Construction, Jorpati, Kathmandu

9. Mr. Kumar Shrestha Member D.K. Construction, Jorpati, Kathmandu

10. Mr. Thagendra Bhattarai Member MM Nirman Sewa, Jorpati, Kathmandu

11. Mr. Sagar Tamang Member Universal Construction, Satdobato, Lalitpur

12. Mr. Shyam Prasad Dhital Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

DACUM Facilitator/Co-facilitator:

1. Mr. Tulsi K.C., Sr. Skill Testing Officer, NSTB, Sanothimi, Bhaktapur

2. Mr. Suresh Maharjan, Skill Testing Officer, NSTB,Sanothimi, Bhaktapur

DACUM Workshop on 15 & 16 August 2016


Verification Panel

S.No. Name Designation Organization

1. Mr. Parshuram Thapa Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

2. Mr. Kishwor Ghimire Member UCEP Nepal, Sanothimi, Bhaktapur

3. Mr. Kedar Prasad Bhandari Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

4. Mr. Dambar Bahadur Basnet Member Bull Construction, Khasibazar, Kalanki

5. Mr. Santosh Subedi Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

6. Mr. Indra Shah Thakuri Member Bull Construction, Khasibazar, Kalanki

7. Mr. Samir Dhital Member Kalidevi Heavy Equipment Workshop, Wardbhanjyang,

Kathmandu

8. Mr. Shamir Paudel Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

9. Mr. Santosh Paudel Member DK Brothers Construction, Sitapaila, Kathmandu

10. Mr. Binod Koirala Member UCEP Nepal, Sanothimi, Bhaktapur

11. Mr. Shyam Karki Member Heavy Equipment Division, Department of Road, Minbhawan,

Kathmandu

DACUM Facilitator/Co-facilitator:

1. Mr. Tulsi K.C., Sr. Skill Testing Officer, NSTB, Sanothimi, Bhaktapur

2. Mr. Suresh Maharjan, Skill Testing Officer, NSTB,Sanothimi, Bhaktapur

Customized DACUM Workshop on 04 September 2016


The Occupational Profile Developed by:

No Name Designation Organization

1. Er. Bishnu Bahadur Shah Coordinator Construction Equipment Technical Sub Committee

National Skill Testing Board

Sanothimi, Bhaktapur

2. Mr. Yam Bhandari Director National Skill Testing Board


3. Er. Rajan Man Shrestha Member Mechanical Training Center

Patandhoka, Lalitpur

4. Er. Babu Ram Gurung Member Construction Equipment Training & Service Center

(P), Ltd, Dahachowk, Kathmandu

5. Er. Min Raj Regmi Member Toyo Nepal (P) Limited

Balkhu, Kathmandu

6. Mr. Tulsi KC Member-Secretary Construction Equipment Technical Sub Committee



7. Mr. Suresh Maharjan Member Skill Testing Officer, National Skill Testing Board


8. Mr. Mukunda Prasad Mainali Member Skill Testing Assistant, National Skill Testing Board


Recommended by Construction Equipment Technical Sub Committee: 18 September 2016


The National Occupational Skill Standard Developed by:

No Name Designation Organization

1. Er. Bishnu Bahadur Shah Coordinator Construction Equipment Technical Sub Committee



2. Mr. Yam Bhandari Director National Skill Testing Board


3. Er. Rajan Man Shrestha Member Mechanical Training Center


4. Er. Babu Ram Gurung Member Construction Equipment Training & Service Center

(P), Ltd, Dahachowk, Kathmandu

5. Er. Suman Dahal Member Mechanical Training Center


6. Mr. Tulsi KC Member-Secretary Construction Equipment Technical Sub Committee



7. Mr. Suresh Maharjan Member Skill Testing Officer, National Skill Testing Board


8. Mr. Mukunda Prasad Mainali Member Skill Testing Assistant, National Skill Testing Board


Recommended by Construction Equipment Technical Sub Committee: 25 November 2017 (09 Mangsir 2074)


1 Occupational Title: Bulldozer Operator

Level: 1

2 Job Description:

Bulldozer Operator L-1, operates Bulldozer under supervision of site supervisor and performs basic maintenance.

3 UNITS OF COMPETENCY:

1. Inspect worksite.

2. Perform pre-start inspection.

3. Perform post start inspection.

4. Operate Bulldozer.

5. Park Bulldozer.

6. Perform basic maintenance.

7. Perform communication.

8. Develop professionalism.

*Note: Unit 7 and 8 are not for testing purpose.

4 Qualifying Notes/Prerequisites:

• Physical Requirements: Sound health

• Entry Requirements: As per NSTB rules.

Additional Information:

• Assessment Types: Performance Test only.

• Assessment Duration: 4 to 6 Hrs

• Recommended Group Size: 4 to 6 candidates


5 Unit No: 1

Unit Title: Inspect worksite Unit code:

Elements of competency Performance standards

1.1 Use personal protective equipment 1.1.1 Personal protective equipment checked for damages and fittings.

1.1.2 Personal protective equipment used properly.

1.2 Check worksite 1.2.1 Worksite checked for marking.

1.2.2 Work perimeter secured with signage.

1.3 Identify potential site hazards

1.3.1 Possible potential site hazards identified.

• Overhead transmission lines

• Underground services

• Water crossing

• Landslide

• Land stability

• Retaining structure

1.4 Place safety symbols 1.4.1 Safety symbol placed for underground services.

1.4.2 Safety symbol placed at visible place.

1.5 Perform reporting 1.5.1. Checklist filled.

1.5.2. Checklist submitted.

6 Task Performance Requirements (Tools, Equipment and Materials):

• Bulldozer in operating condition, pole, rope, safety signs/symbols, checklist, pen, personal protective equipment (helmet, safety goggles,

earplug, mask, safety jacket, gloves, safety boot), first aid box, fire axe and fire extinguisher.


7 Safety and Hygiene (Occupational Health and Safety):

• Use Personal Protective Equipment (PPE).

• Avoid slippery floor and steps.


8 Required Knowledge

Technical Knowledge Applied Calculation Graphical Information

• Importance of PPE

• Occupational Health and Safety rules and regulation

• Worksite hazards

o Types

o Importance

o Safety signs and symbols

• Read and interpret checklist.


9 Assessment of Competency

Unit: 1

Unit Title: Inspect worksite

Candidate Details Assessors Detail

Candidate’s Name:

Registration Number:

Symbol No:

Test Centre: Test Date:

Assessors' Name

1.

2.

3.

ID/License No:

Element of competency Performance Standards Standard

Met Standard

Not Met Evidence

Type Comments

1.1 Use personal

protective equipment

1.1.1 Personal protective equipment checked for damages and

fittings.

1.1.2 Personal protective equipment used properly.

1.2 Check worksite 1.2.1 Worksite checked for marking.

1.2.2 Work perimeter secured with signage.

1.3 Identify potential site

hazards

1.3.1 Possible potential site hazards identified.

• Overhead transmission lines

• Underground services

• Water crossing

• Landslide

• Land stability

• Retaining structure


1.4 Place safety symbols

1.4.1 Safety symbol placed for underground services.

1.4.2 Safety symbol placed at visible place.

1.5 Perform reporting 1.5.1. Checklist filled.

1.5.2. Checklist submitted.

WT- Written Test OQ- Oral Question PT- Practical Test DO – Direct Observation SR- Supervisor’s report SN–Simulation

RP- Role Play PG –Photographs VD- Video CT – Certificates TS – Testimonials (Reward) PP – Product Produced

CS – Case Study


Range Statement

Variable Range

Personal protective equipment May include but not limited to:

• Helmet

• Gloves

• Safety goggles

• Safety boot

• Mask

• Earplug

• Safety jacket

Signage May include but not limited to:

• Rope

• Pole

• Flag

• Safety symbols

Overhead transmission lines May include but not limited to:

• Electrical lines

• Telecommunication cables

Underground services May include but not limited to:

• Water supply lines

• Electrical lines

• Telecommunication cables

• Sewerage lines


5 Unit No: 2

Unit Title: Perform pre-start inspection Unit code:


2.1 Perform walk around inspection

2.1.1 Visual inspection performed for:

o Leakage

o Track condition

o Foreign objects

o Pin, bushes, rollers, idlers, sprocket, hoses and pipes condition

o Missing and loose nut bolts/parts/connection

o Lights, mirrors and glasses condition

o Dents and scratches

o Worn out/damaged parts

o Blade and ripper condition

2.1.2 Observation reported.

2.2 Check engine oil level 2.2.1 Engine oil level gauge cap cleaned.

2.2.2 Engine oil level checked for prescribed level.

2.3 Check coolant level 2.3.1 Coolant cap cleaned.

2.3.2 Coolant level checked for prescribed level.

2.4 Check fan belt

2.4.1 Fan belt checked for cuts and wears.

2.4.2 Fan belt tension checked.

2.5 Check pre-cleaner 2.5.1 Pre-cleaner checked for dust and dirt.

2.6 Check battery connection 2.6.1 Physical condition of battery checked.

2.6.2 Battery connection checked for loose connection.

2.7 Check hydraulic oil level 2.7.1 Hydraulic oil level checked for prescribed level.

2.8 Check water separator level/sedimenter 2.8.1 Water separator checked for water accumulation.

2.8.2 Water drained from separator/sedimenter.

2.9 Check transmission oil level 2.9.1 Transmission oil level checked for prescribed level.


2.10 Perform greasing

2.10.1 Greasing points located.

2.10.2 Greasing points cleaned.

2.10.3 Faulty points replaced.

2.10.4 Greasing performed.

2.10.5 Excess grease wiped.


• Bulldozer in operating condition, screwdriver, spanner, cotton waste, grease, grease gun, system location charts, personal protective

equipment (helmet, safety goggles, earplug, mask, safety jacket, gloves, safety boot), first aid box, fire axe and fire extinguisher.




• Use grease and lubricants of proper rating.




• Tools and equipment

o Use and application

o Handling technique

o Safety measures

• Walk around inspection procedure

• Major components, parts and their function

• Effects of foreign objects trapped

• Types and uses of:

o Engine oil

o Transmission oil

o Hydraulic oil

o Coolant

o Grease

• Battery connection

• Read and interpret checklist



Unit: 2

Unit Title: Perform pre-start inspection


Candidate’s Name:


Symbol No:


Assessors' Name

1.

2.

3.

ID/License No:


Met Standard

Not Met Evidence Type Comments

2.1 Perform walk around

inspection

2.1.1 Visual inspection performed for:

o Leakage

o Track condition

o Foreign objects

o Pin, bushes, rollers, idlers, sprocket, hoses

and pipes condition

o Missing and loose nut

bolts/parts/connection






2.2 Check engine oil

level 2.2.1 Engine oil level gauge cap cleaned.

2.2.2 Engine oil level checked for prescribed level.

2.3 Check coolant level 2.3.1 Coolant cap cleaned.


2.3.2 Coolant level checked for prescribed level.

2.4 Check fan belt

2.4.1 Fan belt checked for cuts and wears.

2.4.2 Fan belt tension checked.

2.5 Check pre-cleaner 2.5.1 Pre-cleaner checked for dust and dirt.

2.6 Check battery

connection

2.6.1 Physical condition of battery checked.

2.6.2 Battery connection checked for loose connection.

2.7 Check hydraulic oil

level 2.7.1 Hydraulic oil level checked for prescribed level.

2.8 Check water

separator

level/sedimenter

2.8.1 Water separator checked for water accumulation.


2.9 Check transmission

oil level 2.9.1 Transmission oil level checked for prescribed level.

2.10 Perform greasing 2.10.1 Greasing points located.

2.10.2 Greasing points cleaned.

2.10.3 Faulty points replaced.

2.10.4 Greasing performed.

2.10.5 Excess grease wiped.



CS – Case Study


Range Statement

Variable Range

Foreign objects May include but not limited to:

• Stones • Boulders • Cables • Wires • Ropes • Tree branches


5 Unit No: 3

Unit Title: Perform post start inspection Unit code:


3.1 Start engine

3.1.1 Bulldozer mounted.

3.1.2 Seat adjusted and seat belt fastened.

3.1.3 Hydraulic system, transmission and brake locked.

3.1.4 Engine started and warmed up.

3.1.5 Meter and gauges of panel board checked.

3.2 Check electric accessories

3.2.1 Horn checked.

3.2.2 Lights checked.

3.2.3 Wiper checked.

3.3 Check hydraulic components/accessories 3.3.1 Hydraulic system lock released.

3.3.2 Hydraulic system warmed up and functionality checked:

o Blade moved up and down.

o Blade tilted.

o Blade turned left and right.

o Ripper moved up and down.

3.4 Check drive system

3.4.1 Blade and ripper positioned in travel mode.

3.4.2 Bulldozer moved forward and reverse.

3.4.3 Brake checked.

3.5 Perform reporting 3.5.1 Checklist filled.

3.5.2 Checklist submitted.


• Bulldozer in operating condition, checklist, pen, personal protective equipment (helmet, safety goggles, earplug, mask, safety jacket, gloves,

safety boot), first aid box, fire axe and fire extinguisher.




• Importance of engine and hydraulic system warm-up

• Panel board meter and gauges and their importance

• Hydraulic system components identification

• Electrical accessories and their function

• Drive system components and their function


• Read and interpret instrument

panel's gauges and meters.



Unit: 3

Unit Title: Perform post-start operation


Candidate’s Name:


Symbol No:


Assessors' Name

1.

2.

3.

ID/License No:


Met Standard

Not Met Evidence

Type Comments

3.1 Start engine 3.1.1 Bulldozer mounted.

3.1.2 Seat adjusted and seat belt fastened.


3.1.4 Engine started and warmed up.

3.1.5 Meter and gauges of panel board checked.

3.2 Check electric

accessories

3.2.1 Horn checked.

3.2.2 Lights checked.

3.2.3 Wiper checked.

3.3 Check hydraulic

components/accessor

ies

3.3.1 Hydraulic system lock released.

3.3.2 Hydraulic system warmed up and functionality checked:

o Blade moved up and down.

o Blade tilted.

o Blade turned left and right.

o Ripper moved up and down.

3.4 Check drive system 3.4.1 Blade and ripper positioned in travel mode.

3.4.2 Bulldozer moved forward and reverse.


3.4.3 Brake checked.

3.5 Perform reporting 3.5.1 Checklist filled.

3.5.2 Checklist submitted.



CS – Case Study


Range Statement

Variable Range

Meters and gauges May include but not limited to:

• Oil pressure • Temperature • Battery charge indicator • Hour meter • Fuel gauge


5 Unit No: 4

Unit Title: Operate Bulldozer Unit code:


4.1 Travel forward



4.1.3 Power Take Off (PTO) lever positioned to neutral.

4.1.4 Parking brake lever released.

4.1.5 Engine RPM selected.

4.1.6 Transmission/brake lock released.

4.1.7 Gear lever shifted to forward mode.

4.1.8 Gear engaged.

4.2 Travel reverse 4.2.1 Rear view mirrors viewed.

4.2.2 Signal perceived.

4.2.3 Gear lever shifted to reverse mode.

4.2.4 Gear engaged.

4.3 Turn left/right

4.3.1 Bulldozer moved forward.

4.3.2 Left/right signal engaged.

4.3.3 Turning Left

o Left turning lever pulled/Joystick moved left.

4.3.4 Turning right

o Right turning lever pulled/Joystick moved right.

4.4 Perform basic cutting/stripping 4.4.1 Bulldozer blade positioned to cut the ground.


4.4.3 Materials spread/stockpiled at defined location.

4.5 Perform basic spreading 4.5.1 Bulldozer positioned perpendicular to the side bank of stockpile.

4.5.2 Blade lowered to the desired height.

4.5.3 Bulldozer moved forward using one-third of the blade length for pushing the stockpile.

4.5.4 Material spread.

4.6 Perform basic ripping 4.6.1 Blade positioned in travel mode.

4.6.2 Ripper pressed to the ground.


4.6.3 Bulldozer moved forward to specified length.


• Bulldozer in operating condition, cotton waste, checklist, pen, personal protective equipment (helmet, safety goggles, earplug, mask, safety

jacket, gloves, safety boot), first aid box, fire axe and fire extinguisher.



• Apply protective measures against electric hazards.


• Aware of overhead and underground hazards.

• Prevent from falling objects during work.




• Bulldozer:

o Introduction

o Types

o Use

o Main components and their function

• Blade and Ripper

o Types

o Uses

o Positions

• Starting procedure

• Basic machine operation

• Traffic rules and regulations

• Engine RPM Range

• Rigger signals

• Read and interpret checklist.

• Read and interpret instrument

panel's gauges and meters.



Unit: 4

Unit Title: Operate Bulldozer


Candidate’s Name:


Symbol No:


Assessors' Name

1.

2.

3.

ID/License No:


Met Standard

Not Met Evidence

Type Comments

4.1 Travel forward



4.1.3 Power Take Off (PTO) lever positioned to neutral.

4.1.4 Parking brake lever released.

4.1.5 Engine RPM selected.

4.1.6 Transmission/brake lock released.

4.1.7 Gear lever shifted to forward mode.

4.1.8 Gear engaged.

4.2 Travel reverse 4.2.1 Rear view mirrors viewed.

4.2.2 Signal perceived.

4.2.3 Gear lever shifted to reverse mode.

4.2.4 Gear engaged.

4.3 Turn left/right


4.3.2 Left/right signal engaged.

4.3.3 Turning Left

o Left turning lever pulled/Joystick turned left.

4.3.4 Turning right


o Right turning lever pulled/Joystick turned right.

4.4 Perform basic

cutting/stripping

4.4.1 Bulldozer blade positioned to cut the ground.


4.4.3 Materials spread/stockpiled at defined location.

4.5 Perform basic

spreading

4.5.1 Bulldozer positioned perpendicular to the side bank of

stockpile.

4.5.2 Blade lowered to the desired height.

4.5.3 Bulldozer moved forward using one-third of the blade

length for pushing the stockpile.

4.5.4 Material spread.

4.6 Perform basic ripping 4.6.1 Blade positioned in travel mode.

4.6.2 Ripper pressed to the ground.

4.6.3 Bulldozer moved forward to specified length.



CS – Case Study


5 Unit No: 5

Unit Title: Park Bulldozer Unit code:


5.1 Check parking area

5.1.1 Ground checked for firm and level surface.

5.1.2 Ground checked for:

o Landslide

o Land stability

o Retaining structure

5.2 Place attachment 5.2.1 Blade placed on ground.

5.2.2 Ripper placed on ground.

5.3 Shutdown Bulldozer

5.3.1 Engine kept idle for 2-3 minutes.


5.3.3 Engine shutdown.

5.3.4 Hydraulic pressure released.

5.3.5 Hand brake engaged.

5.3.6 Cabin checked and locked.

5.3.7 Bulldozer dismounted.

5.4 Perform fuel refilling 5.4.1 Fuel tank cap cleaned.

5.4.2 Fuel refilled.

5.5 Maintain operation log sheet 5.5.1 Log sheet information updated.

5.6 Inspect Bulldozer after parking 5.6.1 Walk around inspection performed for:

o Leakage

o Track condition

o Foreign objects

o Pin, bushes, rollers, idlers, sprocket, hoses and pipes condition









• Bulldozer in operating condition, screwdriver, spanner, cotton waste, system location charts, funnel, fuel pipe, fuel, log sheet, personal

protective equipment (helmet, safety goggles, earplug, mask, apron, safety jacket, gloves, safety boot), first aid box, fire axe, fire

extinguisher.



• Apply protective measures against electric hazards.









o Safety measures

• Engine idling period

• Bulldozer parking

• Engine shutdown procedure

• Operation log sheet




Unit: 5

Unit Title: Park Bulldozer


Candidate’s Name:


Symbol No:


Assessors' Name

1.

2.

3.

ID/License No:


Met Standard

Not Met Evidence

Type Comments

5.1 Check parking area

5.1.1 Ground checked for firm and level surface.

5.1.2 Ground checked for:

o Landslide

o Land stability

o Retaining structure

5.2 Place attachment 5.2.1 Blade placed on ground.

5.2.2 Ripper placed on ground.

5.3 Shutdown Bulldozer

5.3.1 Engine kept idle for 2-3 minutes.


5.3.3 Engine shutdown.

5.3.4 Hydraulic pressure released.

5.3.5 Hand brake engaged.

5.3.6 Cabin checked and locked.

5.3.7 Bulldozer dismounted.

5.4 Perform fuel filling 5.4.1 Fuel tank cap cleaned.

5.4.2 Fuel refilled.


5.5 Maintain operation

log sheet 5.5.1 Log sheet information updated.

5.6 Inspect Bulldozer after

parking

5.6.1 Walk around inspection performed for:

o Leakage

o Track condition

o Foreign objects

o Pin, bushes, rollers, idlers, sprocket, hoses and

pipes condition









CS – Case Study


Range Statement

Variable Range

Log sheet information May include but not limited to:

• Date and time • Job description • Working/idle/break down hour • Fuel/lubricants/hydraulic/brake fluid quantity

Foreign objects May include but not limited to:

• Stones • Boulders • Cables • Wires • Ropes • Tree branches


5 Unit No: 6

Unit Title: Perform basic maintenance Unit code:


6.1 Drain water from water separator 6.1.1 Water separator checked for water accumulation.


6.2 Clean pre-cleaner and primary air filter

6.2.1 Pre-cleaner checked.

6.2.2 Dust and dirt cleaned.

6.2.3 Primary air filter checked and cleaned.

6.3 Top-up engine oil

6.3.1 Engine oil cap cleaned.

6.3.2 Engine oil level checked.

6.3.3 Engine oil topped up to prescribed level.

6.4 Top-up coolants

6.4.1 Coolant cap cleaned.

6.4.2 Coolant level checked.

6.4.3 Coolant topped up to prescribed level.

6.5 Top-up hydraulic oil 6.5.1 Hydraulic oil tank cap cleaned.

6.5.2 Hydraulic oil level checked.

6.5.3 Hydraulic oil topped up to prescribed level.

6.6 Top-up Transmission oil

6.6.1 Transmission oil cap cleaned.

6.6.2 Transmission oil level checked.

6.6.3 Transmission oil topped up to prescribed level.

6.7 Top-up final drive oil

6.7.1 Final drive oil cap cleaned.

6.7.2 Final drive oil level checked.

6.7.3 Final drive oil topped up to prescribed level.

6.8 Maintain battery electrolyte level

6.8.1 Filler cap cleaned.

6.8.2 Electrolyte level checked.

6.8.3 Distilled water topped up.

6.9 Clean Bulldozer

6.9.1 Foreign materials removed.

6.9.2 Cabin cleaned.

6.9.3 Blade, ripper and undercarriage cleaned.



• Bulldozer in operating condition, checklist, pen, screwdriver, pliers, hammer, spanner, wrench set, cotton waste, system location charts, oil

can, seal tape, bucket, engine oil, transmission oil, coolants, hydraulic oil, final drive oil, distilled water, personal protective equipment

(helmet, safety goggles, earplug, mask, safety jacket, gloves, safety boot), first aid box, fire axe and fire extinguisher.











o Safety measures

• Levels, uses and importance of

o Engine oil

o Gear oil

o Transmission oil

o Coolant

o Hydraulic oil

o Final drive oil

• Level of battery electrolyte

• Understanding of

manufacturer's operation

manual.



Unit: 6

Unit Title: Perform basic maintenance


Candidate’s Name:


Symbol No:


Assessors' Name

1.

2.

3.

ID/License No:


Met Standard

Not Met Evidence

Type Comments

6.1 Drain water from

water separator

6.1.1 Water separator checked for water accumulation.


6.2 Clean pre-cleaner and

primary air filter

6.2.1 Pre-cleaner checked.

6.2.2 Dust and dirt cleaned.

6.2.3 Primary air filter checked and cleaned.

6.3 Top-up engine oil

6.3.1 Engine oil cap cleaned.

6.3.2 Engine oil level checked.

6.3.3 Engine oil topped up to prescribed level.

6.4 Top-up coolants

6.4.1 Coolant cap cleaned.

6.4.2 Coolant level checked.

6.4.3 Coolant topped up to prescribed level.

6.5 Top-up hydraulic oil 6.5.1 Hydraulic oil tank cap cleaned.

6.5.2 Hydraulic oil level checked.

6.5.3 Hydraulic oil topped up to prescribed level.


6.6 Top-up Transmission

oil

6.6.1 Transmission oil cap cleaned.

6.6.2 Transmission oil level checked.

6.6.3 Transmission oil topped up to prescribed level.

6.7 Top-up final drive oil

6.7.1 Final drive oil cap cleaned.

6.7.2 Final drive oil level checked.

6.7.3 Final drive oil topped up to prescribed level.

6.8 Maintain battery

electrolyte level

6.8.1 Filler cap cleaned.

6.8.2 Electrolyte level checked.

6.8.3 Distilled water topped up.

6.9 Clean Bulldozer

6.9.1 Foreign materials removed.

6.9.2 Cabin cleaned.

6.9.3 Blade, ripper and undercarriage cleaned.



CS – Case Study

national occupational skill standard (noss) · heavy equipment division, department of road,...

Documents