TM55-2840-251-23
2-2 COMPRESSOR BLEED VALVE (Continued)
2-2-2 INSPECTION
1. Insure piston is free to travel within valve housing
without sticking. If piston sticks, reject bleed valve.
2. Excessive sideways play of piston indicates guide pin
wear and valve should be rejected.
3. Inspect.
2-2-3 INSTALLATION
1. Lubricate new preformed packings (3), (5) and (11)
with Lubricating Oil (E.2) or (E.71).
2. Install preformed packing (3) on base of bleed valve
(4).
3. Install preformed packings (5) and (11) on transfer tube
(6).
4. Install transfer tube (6) in bore of bleed valve (4) and
elbow (10).
5. Install new gasket (7) on elbow (10).
6. Carefully install bleed valve through gas generator outer
case and seat on inner case. Insure correct seating and
secure with two bolts (1) and washers (2). Do not torque
at this stage.
7. Locate elbow (10) on gas generator boss and secure
with two bolts (9) and washers (8).
8. Torque bolts (1) and (.9) to 32 to 36 inch-pounds.
Lockwire (E.5) each pair of bolts.
FOLLOW ON MAINTENANCE:
Installation Air Inlet Screen
(Task 2-1-5)
END OF TASK
2-11/(2-12 blank)
