Quantcast DIRECT SUPPORT TROUBLESHOOTING (Sheet 5 of 12) ENGINE DOES NOT DEVELOP FULL POWER

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ARMY TM 9-2815-259-24 AIR FORCE TO 38G1-125-2 MARINE CORPS 09249A/09246A-24 4-6 TABLE 4-1.  DIRECT SUPPORT TROUBLESHOOTING (Sheet 5 of 12) Not OK   Not OK   Not OK OK   Not OK   Not OK   OK   Not OK   Not OK   OK   OK   Not OK   ENGINE DOES NOT DEVELOP FULL POWER Engine does not develop full power. Inspect for dirty, defective, or leaking fuel injection nozzles   (refer to paragraph 3.12.6). Test, repair, or replace fuel injection nozzles (refer to paragraph 4.6.2). Test fuel injection pump timing (refer to paragraph 5.3.1). Time fuel injection pump (refer to paragraph 5.3.1). Check valve adjustment (refer to paragraph 4.7.2). Adjust valves (refer to paragraph 4.7.2). Perform end item troubleshooting procedures (refer to TM 9-6115-671-14 or other applicable TM). Test for low engine compression (refer to paragraph 3.7.1). Did oil pressure increase? Check for defective turbocharger (refer to paragraph 4.4.1). Replace turbocharger (refer to paragraph 4.4.1). OK   Replace engine. Remove cylinder head and inspect for defective cylinder head gasket (refer to paragraph 4.7.4). OK   Replace cylinder head gasket (refer to paragraph 4.7.4). Check for weak valve springs (refer to paragraph 4.7.3). OK   Replace valve springs (refer to paragraph 4.7.4). Check for stuck or burnt valves (refer to paragraph 4.7.4). Notify next higher level of maintenance. Replace valves (refer to paragraph 4.7.4). OK   Not OK   OK  


 


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