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TM 55-1905-220-14-3
Table 3-1. Propulsion Engine Exhaust Smoke Analysis
Troubleshooting (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
Black or gray smoke caused by excessive fuel or irregular fuel distribution .
Step 1. Check for improperly timed injectors and improperly positioned injector
rack control levers.
Time the fuel injectors. Refer to paragraph 3-31.
3-20
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