TM 55-1520-240-23-3
3-42.1
REPLACE AFT LANDING GEAR SHOCK STRUT VALVE
(Continued)
3-42.1
High pressure air trapped under valve
cap can be a hazard. Remove cap
slowly or it may pop off and cause
injury.
1.
Loosen valve cap (1) slowly. Remove cap from
valve (2).
2.
Hold body of valve (2) stationary with wrench.
Turn nut (3) counterclockwise one half to one
and one half turns.
3.
Allow air pressure to discharge completely.
4.
Remove lockwire from valve (2).
5.
Turn valve (2) counterclockwise and remove.
NOTE
Check that replacement valve
contains packing in groove next to
thread.
6.
Install replacement valve (2).
7.
Torque valve (2) to 115 inch-pounds.
8.
Lockwire (E231) valve (2).
9.
Install cap (1).
INSPECT
FOLLOW-ON MAINTENANCE:
Service aft landing gear shock strut (air) (Task 1-72).
Disengage static lock mechanism and remove jack
(Task 1-24).
END OF TASK
3-115