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Page Title:
Table 2-2. Troubleshooting - CONT |
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 TM 55-1905-223-24-4
Table 2-2. Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
STEP 4.
Check to see if intake of air is adequate.
Change air cleaner (para. 2-25); check intake air ducts (PMCS, Item 16).
STEP 5.
Check for air in the fuel system.
Bleed the fuel system, PMCS, Item 12.
STEP 6.
Check for an air leak at the turbocharger.
Check/correct air leak, PMCS, Item 19.
STEP 7.
Check to see if more than one sealing washer is under an injector.
Remove extra washer (para. 2-39).
STEP 8.
Check for malfunctioning injectors.
Replace injectors (para. 2-39).
STEP 9.
Check for a malfunctioning turbocharger.
Replace turbocharger (para. 2-26).
STEP 10.
Check to see if (injection) fuel pump is overfueled.
a.
Check fuel pressure and fuel rate (flow).
b.
If pressure or rate is below specifications replace pump (para. 2- 32).
11. Engine running hot.
STEP 1.
Check for low coolant level.
Replenish coolant.
STEP 2.
Check for loose drive belt on water pump/fan.
Correct belt tension, PMCS, Item 18.
STEP 3.
Check to see if air flow to the radiator is adequate.
Repair cooling air ducts and shutters.
STEP 4.
Check to see if radiator fins are plugged.
Blow debris from fins.
STEP 5.
Check for an incorrect/malfuncti6ning pressure cap.
Replace cap with one rated at-15 p i (103 kPa).
s
STEP 6.
Check for a collapsed radiator hose.
Replace hose (para. 2-18).
STEP 7.
Check for a malfunctioning temperature sensor.
Replace temperature sensor (para. 2-19).
STEP 8.
Check for generator set overloaded.
Verify that the generator output does not exceed the rating.
2-28
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