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 TM 55-1905-223-24-2
2-20. Replace Control Valve.
This task covers: a Removal, b
Replacement.
INITIAL SETUP
Tools
Equipment Condition
Deep well socket, 1/2-inch drive,
TM 55-1905-223-10, Engine secured,
12 pt, 10 mm through 27 mm,
tagged "Out of Service, Do Not Operate."
5120-01-113-8078
Refer to the following paragraph in this
Combination wrench set, metric,
maintenance manual:
10 mm through 24 mm,
Filter removed (para. 2-18).
5120-01-046-4979
Materials/Parts
Control valve P/N WAV850-V1
Preformed packing kit 1V5105
REMOVAL
a. Remove pneumatic control lines (2).
b. Remove mounting hardware (3) on top of valve.
c.
Remove control valve (1) and preformed packing
Discard preformed packing.
REPLACEMENT
a. Mount the valve with preformed packing to the gearbox with attaching hardware (3).
b. Reconnect pneumatic control lines (2).
c.
Turn air supply on and check for leaks.
d. Start engine (TM 55-1905-223-10) and check for oil leaks. Secure connections as required.
2-36
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