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 TM 55-1905-223-24-3
Table 2-2. Troubleshooting-Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
STEP 9.
Check to see if fuel rate correct, fuel pressure high, and turbocharger pressure correct.
a.
Check for defective injector.
b.
Refer to Malfunction 21, Step 3.
STEP 10.
Check to see if fuel rate low, fuel pressure high, and turbocharger pressure correct or low.
a.
Check for defective injector.
b.
Refer to Malfunction 21, Step 3.
STEP 11.
Check to see if fuel rate low, fuel pressure correct, and turbocharger pressure high.
Replace turbocharger (para. 2-30).
STEP 12.
Check to see if fuel rate low, fuel pressure correct and turbocharger pressure low.
a.
Check for defective injector.
b.
Refer to Malfunction 21, Step 3.
STEP 13.
Check to see if fuel rate correct, fuel pressur correct, and turbocharger pressure low.
e
a.
Check intake air restrictions (refer to Malfunction 14, Step 3).
b.
Replace turbocharger (para. 2-30).
STEP 14.
Check to see if fuel rate correct, fuel pressure high, and turbocharger pressure correct.
Check for restrictions in fuel pressure lines.
STEP 15.
Check to see if injectors are seated.
Secure holddown capscrews (para. 2-40).
STEP 16.
Check to see if injectors are carboned.
Replace injectors (para. 2-40).
STEP 17.
Check to see if injectors(s) are stuck.
Make sure rocker lever, injector link action is correct (para. 2-40).
STEP 18.
Check for defective fuel pump.
Refer to Malfunction 17, Steps 5 and 8.
STEP 19.
Check for misadjusted valves or injector.
Adjust valves and injectors (para. 2-39).
25. Exhaust smoke excessive under load.
STEP 1.
Check for overloaded engine.
Reduce load.
2-43
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