Quantcast 16.  DETONATION OR PREIGNITION.

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ARMY TM 9-2815-256-24 AIR FORCE TO 38G1-96-2 MARINE CORPS TM 2815-24/5P Table 3-2.  Troubleshooting - Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 2. Check for loose fuel injection nozzles. a. Inspect fuel injection nozzles for looseness.  If not loose, do step 3. b. If loose, replace washers and tighten fuel injection nozzles.  Refer to paragraph 3-29. Step 3. Check for damaged cylinder head gasket. a. Inspect area around cylinder head gasket for evidence for gas leakage. b. Remove cylinder head and replace gasket.  Refer to paragraph 3-34. 16.  DETONATION OR PREIGNITION. Step 1. Improper fuel injection timing. Adjust fuel injection timing.  Refer to paragraph 3-28.  If timing is correct, do step 2. Step 2. Defective fuel injector nozzles. a. Test fuel injector nozzles.  Refer to paragraph 3-29.3.  If not defective to step 3. b. Replace fuel injector nozzles.  Refer to paragraph 3-29. Step 3. Carbon build-up in compression chamber. a. Remove cylinder head and inspect for carbon build-up.  Refer to paragraphs 3-34.1.  and 3-34.4. b. Remove carbon and/or replace components as necessary. 17.  BATTERY CHARGER AMMETER SHOWS NO CHARGE WHEN BATTERIES ARF LOW. Step 1. Check for broken or loose fan belts. a. Inspect fan belts.  Refer to end item maintenance manual.  If belts not loose or broken, do step 2. b. Adjust or replace fan belts.  Refer to end item maintenance manual. 3-13


 


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