Mash Seventy - Page 203

Chapter 8 Information service Section 1Troubleshooting
8-9
Complaint Symptom and possible causes Remedy
Dirty or
heavy
exhaust
smoke.
1.
Toomuchengineoilintheengine.
2.
Wornpistonringsorcylinders.
3.
Worn valveguides.
4.
Cylinderwallscoredorscuffed.
5.
Worn valvesstems.
6.
Stem oil seal is damaged
7.
Oil ring side ring wear
Check with inspection
window, drain out excess oil.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Slipping
clutch.
1.
Weakened clutchsprings.
2.
Wornordistortedpressureplates.
3.
Distortedclutchplatesorpressureplates.
Replace.
Replace.
Replace.
Dragging
clutch.
1.
Someclutchspringsweakenedwhileothersarenot.
2.
Distortedpressureplatesorclutchplates.
Replace.
Replace.
Transmission
will not shift.
1.
Broken gearshiftcam.
2.
Distorted gearshiftforks.
3.
Worn gearshiftpawl.
Replace.
Replace.
Replace.
Transmission
will not shift
back.
1.
Brokenreturnspringonshiftshaft.
2.
Rubbingorstickyshiftshaft.
3.
Distortedorworngearshiftforks.
Replace.
Repair or replace.
Replace.
Transmission
jumps out of
gear.
1.The gear wear and tear
2.Shift fork is worn or deformed
3.Shift CAM positioning spring is weak
4.Shift claws wear
Replace.
Replace.
Replace.
Replace.