ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
TABLE 2-6. UNIT TROUBLESHOOTING - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
17.
ENGINE VIBRATING
Step 1.
Check for bent or broken cooling fan blades.
a.
If fan blades are not damaged, do step 2.
b.
If damaged, replace cooling fan, paragraph 2.82.
Step 2.
Check for loose or defective engine mounts.
a.
Tighten loose mounting bolts.
b.
If bolts are tight or problem persists, notify next higher level of maintenance.
18.
ENGINE FAILS TO START IN COLD WEATHER.
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Step 6.
Test for low or no battery charge, paragraph 2.12.1.
a.
If batteries are fully charged, do step 2.
b.
If not fully charged, replace batteries, paragraph 2.12.
Check for improper lube oil type.
a.
If proper lube oil type, do step 3.
b.
If improper, drain oil and refill with proper lube oil type (TABLE 2–3). Replace oil filter in
accordance with TM 9-2815-254-24.
Check for improper grade of fuel.
a.
If proper grade of fuel, do step 4.
b.
If improper, drain engine fuel system. Drain generator set tank. Service generator set fuel
tank with clean fuel of a proper grade (TABLE 2–2) and paragraph 2.109.10. Prime en-
gine fuel system in accordance with TM 9-2815-254-24.
Check for defective glow plug DC contactor, paragraph 2.109.6.
a.
If glow plug contactor is not defective, do step 5.
b.
If defective, replace glow plug contactor, paragraph 2.109.4.
Check for defective glow plug(s) in accordance with TM 9-2815-254-24.
a.
If glow plug(s) is not defective, do step 6.
b.
If defective, replace glow plug(s) in accordance with TM 9-2815-254-24.
Test for defective MASTER SWITCH, paragraph 2.32.3.
a.
If defective, replace MASTER SWITCH, paragraph 2.32.
b.
If MASTER SWITCH is not defective and problem persists, notify next higher level of
maintenance.
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