ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
TABLE 3-1. DIRECT SUPPORT TROUBLESHOOTING - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
14.
GENERATOR OVERHEATS.
Step 1.
Check for clogged air intake screens.
a.
If air intake screens are not clogged, do step 2.
b.
If clogged, clean air intake screens.
Step 2.
Check for defective fan, paragraph 2.83.1.
a.
If fan is not defective, do step 3.
b.
If defective, replace fan, paragraph 4.21.3 (MEP-804A) and paragraph 4.30.1
(MEP-814A).
Step 3.
Check for dry generator main bearing, paragraph 4.18 (MEP-804A) or paragraph 4.26
(MEP-814A).
If dry, replace main bearing, paragraph 4.18 (MEP-804A) or paragraph 4.26 (MEP-814A)
15.
GENERATOR NOISY WHEN RUNNING.
Step 1.
Check for defective generator main bearing, paragraph 4.18 (MEP-804A) or paragraph 4.26
(MEP-814A).
a.
If generator main bearing is not defective, do step 2.
b.
If defective, replace main bearing, paragraph 4.18 (MEP804A) or paragraph 4.26
(MEP-814A).
Step 2.
Check for loose engine/generator coupling, paragraph 3.7.2, step j
a.
If engine/generator coupling is not loose, do step 3.
b.
If loose, tighten engine/generator coupling bolts, paragraph 3.7.2 step j.
Step 3.
Test for defective generator.
If defective, replace generator, paragraph 4.16.
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