TM 1-1520-238-23
Change 2
7-543
7.142.
START AIR VALVE AND GROUND AIR CONNECTION FLANGE
REMOVAL/INSTALLATION – continued
7.142.6. Installation
a. Install flange (3).
(1) Apply sealing compound to both surfaces of
new gasket (6). Use sealing compound
(item 156A, App F).
(2) Install gasket (6) on flange (3).
(3) Install four bolts (4) through four washers (5),
flange (3), and gasket (6).
b. Spray solid film lubricant on threads of valve
(1). Use lubricant (item 114, App F).
c. Let lubricant air dry for 6 HOURS or air dry for
30 MINUTES and cure for 30 MINUTES at
150 F (65 C).
d. Install valve (1).
(1) Lubricate packing (2). Use petrolatum
(item 138, App F).
(2) Install packing (2) on valve (1).
(3) Install valve (1). Use strap wrench.
(4) Lockwire valve (1) to bolt (4). Use wire
(item 226, App F).
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