CHAPTER 13AUXILIARY POWER UNIT (APU) MAINTENANCE INSTRUCTIONSCHAPTER OVERVIEWIt consists of three sections:This chapter illustratesand describes organizational levelSection I APU Removal and Installationmaintenance procedures for the Auxiliary Power Unit (APU).Section II APU Oil FilterSection III APU Power Unit Control BoxSection I APU REMOVAL AND INSTALLATIONAPU: REMOVAL AND INSTALLATIONI INITIAL SETUPTestEquipment/SpecialTools:Wrench, pipe, 18 in. (item 73, Appx B)Materials/Parts:Tape, pressure sensitive (item 60, Appx D)PersonnelRequiredThreeReferences:TM 9-2350-267-10REMOVALWARNINGTurn OFF MASTER switch. Disconnect batteryground cables.NOTECables, lines, tubes and harnesses which aredisconnected for APU removal must be taped tosides of APU to prevent damage while APU isremoved from compartment.A Remove APU compartment access plate (p 13-13).B Open APU compartment side door.TA31305513-1Change 1TM 9-2350-267-20
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