Table 2-1. Engine Troubleshooting - Continued.
TEST OR INSPECTION
6. ENGINE KNOCKING - Continued.
Check if engine temperature is 194°F (90°C) or greater.
If engine temperature is 194°F (90°C) or greater, perform steps I and 2 of MALFUNCTION 8.
Step 3. Check if engine is audibly misfiring.
If engine is audibly misfiring, adjust intake and exhaust valves, if necessary, per TM 5-3895-373-
Remove and inspect intake and exhaust valves, push rods, springs, and guides. Refer to
Replace or repair intake/exhaust valves and valve seat inserts showing signs of pitting.
Replace push rods, springs, and guides as necessary. Refer to paragraph 2.17.
Check for worn cylinder bores, broken/worn, or sticking piston rings, worn/damaged bearings, piston
seizure or incorrect piston height. Refer to paragraph 2.17.
Replace worn or damaged components. Refer to paragraph 2.17.
Close front top left access door per TM 5-3895-373-10.