Table 4-1.--Diesel Engine Troubleshooting Chart--Continued
With coolant loss.
Coolant entering cylinder.
At high engine speed or Insufficient fuel.
Correct fuel flow.
Air in fuel.
Test fuel system for air leaks.
Injector filter clogged.
Test injector filters.
Injector rack levers out of adjust- Adjust injector rack control levers.
Eliminate restriction in exhaust
Restricted air intake.
Test air inlet restriction.
Check blower screen for obstruc-
Service or replace air filter as re-
Governor to injector rod movement Correct governor to injector rod
Injector control tube and lever as- Replace faulty parts.
Lube oil leak into cylinder(s).
Test cylinder compression. Elimi-
nate oil leak.
Exhaust smoke black-gray.
Air inadequate for complete fuel Eliminate cause of excessive ex-
haust back pressure.
Eliminate restriction of fresh air
Intake housing screen.
Correct air pressure loss at:
Air intake housing gasket.