TM 5-3805-280-24-1
Diagnostic Information
Symptom
Problem
Solution
Debris in fuel
Drain fuel tank. Clean tank strainer.
Add clean fuel.
Wrong fuel
Use correct fuel.
Water in fuel
Drain tank water trap, inspect filter
element for water. Replace filters.
Fuel filter plugged
Replace filter.
9010
15
3
Fuel injection pump out of time
Time injection pump. See Engine
Repair chapter.
Idle speeds adjustment too low
Adjust slow idle speed. See Group
9010-20.
Engine overheating
Test cooling system. See Group
9010-25.
Fuel transfer pump
Test pump pressure. See Engine
Repair chapter.
Fuel injection pump
Remove and test fuel injection
pump. See your Local Fuel Injection
Pump Service Center.
Injection nozzle(s)
Remove and test nozzle(s). See
Engine Repair chapter.
Improper valve clearance
Check and adjust valve clearance.
See Engine Repair chapter.
Valve sticking or burned
Do compression pressure test. See
Engine Repair chapter.
Bent push rods
Inspect. Replace. See Engine Repair
chapter.
Continued on next page
TX,9010,SB112 1929MAY983/12
3-30
