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Diesel Engine Troubleshooting Symptoms
24
Engine Difficult to Start or Will Not Start (Exhaust Smoke) (Continued)
Cause Correction
Overhead adjustments are not correct
Measure and adjust the overhead settings.
OK
Overhead components are damaged
Inspect the rocker levers, rocker shafs, and
valve for excessive damage. Replace as
necessary.
OK
Defective or clogged injection nozzle
Replace the defective or clogged injection
nozzle
OK
Injection pump is malfunctioning
Repair or replace the injection pump.
OK
Worn piston ring or cylinder resulting in low
compression
Replace the worn piston ring or cylinder.