ARMY TM 9-2815-260-24 AIR FORCE TO 38G1-126-2 MARINE CORPS TM 09244A/09245A-24 3-7 TABLE 3-2.  UNIT TROUBLESHOOTING (Sheet 4 of 11) OK   Not OK   Not OK   OK   OK   Not OK   ENGINE DOES NOT DEVELOP FULL POWER Engine does not develop full power. Check for restricted air filter (refer to TM 9-6115-672-14 or other applicable TM). Replace air filter elements (refer to TM 9-6115-672-14 or other applicable TM). Check for restricted fuel filter (refer to paragraph 3.12.2). Replace fuel filter (refer to paragraph 3.12.2). Bleed fuel lines (refer to paragraph 3.12.1). Check for evidence of air bubbles or fuel line obstruction. Unblock or replace fuel line(s) (refer to paragraph 3.12.4). Bleed fuel lines (refer to paragraph 3.12.1). Notify next higher level of maintenance. Perform end item troubleshooting procedures (refer to TM 9-6115-672-14 or other applicable TM).