SECTION I: PERSONNEL HEATER AND CONNEC TING COMPONENTS
TM 9-2350-256-20
9 Remove Auxiliary Power Unit (APU) access cover
assembly (see paragraph 9-49).
10 Loosen clamp (16).
11 Remove APU cooling air duct (17) by removing
three screws (18) and three lockwashers (19).
12 Remove personnel heater exhaust hose assembly
(20) by removing four screws (21), four
lockwashers (22), gasket (23), two screws (24), two
lockwashers (25), and gasket (26).
b. INSTALLATION
1 Install personnel heater exhaust hose assembly (20)
with four screws (21), four new lockwashers (22),
new gasket (23), two screws (24), two new
lockwashers (25), and new gasket (26).
2 Install APU cooling air duct (17) with three screws
(18) and three new lockwashers (19).
3 Tighten clamp (16).
4 Install APU access cover assembly (see paragraph
9-49).
10-3