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RMY TM 9-2805-257-14 AIR  FORCE  TO  38G2-103-2 NAVY NAVFAC P-8-612-14E 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. SYMP TOM INDEX Page Symptom Engine will not start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . 5-2 Engine misses or runs erratically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-2 Engine oil consumption excessive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-3 Engine runs excessively noisy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-3 Engine will not start or runs erratically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-4 Table  5-1.  Direct  Support  Troubleshooting  Procedures. Malfunction Test  or  Inspection Corrective  Action 1. ENGINE FAILS TO START. Step 1. Inspect and test coils. Measure resistance of primary and secondary windings. Measurements should be as follows for breaker point coil: Coil  type Primary  windings Secondary   windings Bendix  Corp. .512 ± .050 ohms 3,300 ± 400 ohms Colt  Industries .370 ± .025 ohms 8,500 ± 700 ohms Motor Parts. Inc. .370 ± .025 ohms 8,500 ± 700 ohms Step  2.  Inspect  rotating  magnet  for  corrosion. Replace  rotating  magnet  if  corroded  or  otherwise  damaged  (para.  5-19). 2. ENGINE MISSES OR RUNS ERRATICALLY. Step 1. Check ignition timing (para. 5-9). Adjust  ignition  timing  (para  5-9). 5-2


 


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