ARMY TM 9-2815-255-24
AIR FORCE TO 38G1-95-2
MARINE CORPS TM 2815-24/4
TABLE 3-2. Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2. Check for engine running hot.
a.
Refer to Malfunction 7.
b.
If engine not overheating, do step 3.
Step 3. Check for defective regulating valve.
a.
Inspect oil pressure regulating valve. Refer to paragraph 3-17.2. If setting is
normal, do step 4.
b.
Replace defective regulating valve. Refer to paragraph 3-17.
Step 4. Check for clogged oil pump strainer.
Remove and clean strainer. Refer to paragraph 3-21.2. If not clogged, do step 5.
Step 5. Check for defective oil pump.
a.
Remove and inspect oil pump for defective parts. Refer to paragraph 3-21.1.
and 3-21.2. If not defective, do step 6.
b.
Replace oil pump. Refer to paragraph 3-21.
Step 6. Check for worn rocker arm bushings.
a.
Replace rocker arm bushings. Refer to paragraph 3-33.
b.
Remove and inspect rocker arm bushings. Refer to paragraphs 3-33.1. and
3-33.3. If not worn, replace engine.
3-8
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