TM 5-3895-370-14&P
Table 4-4. Unit Troubleshooting Procedures - CONT.
Malfunction
Test or inspection
Corrective action
ENGINE (CONT)
4. ENGINE STARTS BUT WILL NOT KEEP RUNNING.
Step 1. Check fuel lines for air and bleed fuel system (para 4-42).
If engine keeps running, fault corrected.
If engine does not keep running, go to step 2.
Step 2. Check fuel for contaminants.
If fuel is contaminated, drain and flush fuel tank (para 4-39).
If fuel is not contaminated, go to step 3.
Step 3. Check idle speed of engine.
If tachometer does not read 1200 rpm, adjust throttle cable (para 4-50).
If tachometer reads 1200 rpm, fault not corrected. Notify supervisor.
5. ENGINE SURGES (SPEED CHANGES)
Step 1. Check fuel lines for damage and loose fittings.
If fuel lines and fittings are loose or damaged, tighten or replace fittings and/or fuel lines (para 4-41).
If fuel lines and fittings are not damaged, fault not corrected. Notify supervisor.
6. ENGINE IDLES ROUGH.
Step 1. Remove and test thermostat (para 4-55).
If thermostat does not pass test, replace thermostat.
If thermostat passes test, go to step 2.
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