Workshop Manual

12–10 TROUBLESHOOTING
OK
INSUFFICIENT POWER
Checkpoint Trouble Cause Remedy
Injection pump Defective delivery valve Replace the delivery valve
Defective timer Repair or replace the timer
Improper control lever operation
Adjust or replace the control
lever
Defective injection timing
Adjust the injection timing
Repair or replace the injection
pump timer
Weak governor spring Replace the governor spring
Worn plunger Replace the plunger assembly
Worn camshaft (In-line pump only) Replace the camshaft
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
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