TM 5-3805-281-10
Troubleshooting
Symptom
Problem
Solution
Contaminated fuel
Drain tank. Clean tank strainer. Add
clean fuel.
Injection pump out of time
Go to your authorized dealer.
Wrong valve clearance
Check and adjust valves.
Injection nozzles
Go to your authorized dealer.
Coolant temperature low
Thermostat not operating within
correct temperature range. Replace
thermostat or go to your authorized
dealer.
Injection pump
Go to your authorized dealer.
Engine Not Developing Full
Air filters clogged
Clean or replace filter elements.
Power
Fuel filter clogged
Change filter. Bleed air.
Contaminated fuel
Drain fuel tank. Clean tank strainer.
Add clean fuel.
Wrong fuel
Use correct fuel.
Fuel line restricted
Repair or replace fuel line.
Clogged vent in fuel tank cap
Clean or install new cap.
Injection pump linkage adjustment
Adjust or go to your authorized
dealer.
Intake system leakage
Go to your authorized dealer.
Exhaust restriction
Remove muffler and run engine.
Wrong valve clearance
Check and adjust valves.
Engine too hot or cold
See below.
Wrong oil
Use correct oil.
Injection nozzles
Go to your authorized dealer.
Continued on next page
TX,100,DH5155 1910AUG962/6
20.3
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