ishikawa diagram
DESCRIPTION
Case Study Using Ishikawa DiagramTRANSCRIPT
ISHIKAWA DIAGRAM
"Air Conditioning in the class room not working"
WHAT IS IT?Causal diagramBy Kaoru Ishikawa (1968) Show the causes of a
specific event.Also called fishbone diagrams, herringbone diagrams, cause-
and-effect diagrams, or Fishikawa)
USES Of ISHIKAWA DIAGRAM:Product design.Quality defect prevention.To identify potential factors.Various categories of causes to
be explored.Encourages creativity.
PROBLEMS WITH AC
Noise from the condenser
Heated compressor
Defective heat exchange fan
Freon Leakage etc.
Causing an overall effect
Causes
MAN• Ignorance• Non clean drainage pipes• Maintenance• Non payment of bills
Causes
METHODSPower cutLow voltagedGuarantee
Causes
MACHINELow refrigantHeat exchanger fanFrozen inside coilFaulty inside wiring
Causes
MATERIALLeakage in pipeComponentFreonRemote
Ishikawa Diagram
Material
Air conditioning Not working
Methods Man
Machine
Ignorance
Maintenance
Heat exchanger fan
Non clean drainage pipes
Low voltaged
Frozen inside coil
Leakage in pipe
Faulty inside wiring
Power cut
Freon
Remote
Components
Low refrigant
Non payment of bills
Guarantee
THANK YOU
- DEEPAK JHA ARUN THAPA SANCHITKHANDELWAL