ARMY TM 9-2805-259-14
AIR FORCE TO 38G2-89-54
NAVY NAVFAC P-8-615-14E
5-5. Direct Support Troubleshooting Procedures. Table 5-1 lists the common malfunctions that may
be found during operation. Refer to symptom index to locate the troubleshooting procedures for the malfunction.
This manual cannot list all malfunctions that may occur, nor all test or inspections and corrective actions. If a
malfunction is not corrected by listed corrective actions, notify your supervisor.
SYMPTOM INDEX
Symptom
Page
Engine Fails to Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..5-2
Engine Misses or Runs Erratically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... 5-2
Engine Lacks Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. .. 5-3
Engine Oil Consumption Excessive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-3
Engine Runs Excessively Noisy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 5-3
Engine Exhaust Smoky . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Table 5-1. Direct
Support Troubleshooting Procedures.
Malfunction
Test or lnspection
Corrective Action
1. ENGINE FAILS TO START.
Step 1. Inspect valve tappets.
Step 2. Inspect cylinder head assembly.
2. ENGINE MISSES OR RUNS ERRATICALLY.
Step 1. Inspect cylinder head.
Step 2. Inspect valve tappets.