TM 9-2350-256-20CHAPTER 4MAINTENANCE OF MAIN ENGINE FUEL, AIR INTAKE,AND EXHAUST SYSTEMSCHAPTER OVERVIEWThis chapter describes how to remove, disassemble, test, repair, service, clean, assemble, and install the M88A1 enginefuel, air intake, and exhaust systems.This chapter consists of the following sections:PageSection I:Fuel System .................................................................................4-1Section II:Primary, Fuel/Water Separator, and Manifold HeaterFuel Filters and Related Parts .................................................... 4-31Section III:Air Intake System ....................................................................... 4-50Section IV:Exhaust System ......................................................................... 4-59SECTION I: FUEL SYSTEMPara.TaskPage4-1Replace Fuel Injector Tubes, Brackets, and Related Parts............................................................................ 4-24-2Replace Engine Right and Left Upper Covers............................................................................................... 4-64-3Replace/Repair Electric Fuel Pump ............................................................................................................... 4-84-4Replace Fuel Transfer Pump Hoses and Related Parts ............................................................................... 4-104-5Replace Fuel Pump (Gear Type), Lines, and Related Equipment ................................................................ 4-124-6Replace Fuel Injector Fuel Return Hose ..................................................................................................... 4-144-7Replace/Repair Fuel Filler Tube and Filler Strainer ..................................................................................... 4-184-8Replace Fuel Lever Transmitter ................................................................................................................. 4-194-9Replace/Repair Purge Pump/Handle/Lever ................................................................................................ 4-204-10Replace/Repair Fuel Valve Lines and Fittings.............................................................................................. 4-224-11Replace/Adjust Engine Fuel Manual Shutoff Control.................................................................................... 4-244-12Replace Fuel Control Valves and ID Plates ................................................................................................. 4-274-13Replace Fuel Check Valve .......................................................................................................................... 4-294-1
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