TM 1-1520-238-23
10-16
10.3.
FORWARD AND AFT POPPET DRAINCOCK AND CONTROL
REMOVAL/INSTALLATION – continued
10.3.5. Inspection
a. Check surrounding area for corrosion (para
1.49).
b. Check draincock for damaged threads (para
10.1).
10.3.6. Installation
a. Install draincock (10). Torque draincock (10) to
140 INCH-POUNDS.
(1) Lubricate new packing (12). Use petrolatum
(item 138, App F).
(2) Install packing (12) on draincock (10).
(3) Lubricate threads of draincock (10). Use
petrolatum (item 138, App F).
(4) Install draincock (10) in sump (11). Torque
draincock (10) to 140 INCH-POUNDS. Use
torque wrench, adapter, and socket.
b. Install fuel drain hose (9) on draincock (10).
(1) Lockwire hose (9) to draincock (10). Use wire
(item 226, App F).
c. Install control (5).
(1) Insert control (5) through opening in right side
of helicopter.
(2) Install two screws (6) and washers (7).
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