TM 1-1520-238-23
10-470
10.113.
APU FUEL PUMP FUEL SUPPLY ELBOW REMOVAL/INSTALLATION – continued
10.113.6. Installation
NOTE
Safety spring will not latch unless body is
correctly installed.
a. Install elbow (5) on valve (14).
(1) Lubricate two new packings (15). Use
petrolatum (item 138, App F).
(2) Install packings (15) on valve (14) and elbow
(5).
(3) Center body (13) over packings (15). Install
retainer (12) over body (13). Ensure safety
spring (16) is fully latched.
b. Install hose (7) on elbow (5).
(1) Lubricate threads of nipple (8). Use
petrolatum (item 138, App F).
(2) Lubricate new packing (16). Use petrolatum
(item 138, App F).
(3) Install packing (16) on nipple (8).
(4) Hold elbow (5). Install nipple (8) on elbow (5).
(5) Hold nipple (8). Install nut (9) on union (8).
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15
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M04-3839-8
M04-3839-9
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