CHAPTER 3: MAINTENANCE OF ENGINE
TM 9-2350-256-20
3-1 REPLACE POWERPLANT-Continued
12 Pry couplings (23) out of left and right output
reduction drive units (24).
13 Remove Auxiliary Power Unit (APU) access cover
(see paragraph 9-49).
14 Loosen clamp (25).
15 Remove APU cooling air duct (26) by removing
three screws (27) and three lockwashers (28).
16 Remove personnel heater exhaust hose assembly
(29) by removing four screws (30), four
lockwashers (31), gasket (32), two screws (33), two
lockwashers (34), and gasket (35).
17 Remove APU housing (36) by removing three
screws (37) and three lockwashers (38).
3-4
