TM 55-4920-432-13&P
4-44. CHECK VALVES
4-44
THIS TASK COVERS:
REMOVAL AND INSTALLATION
Initial Set-Up:
Personnel Required:
68F Aircraft Electrician
or
35H TMDE Support Specialist
Tools/Test and Equipment:
Tool kit (B2) or Shop (B4)
Material/Parts:
Check valve, Tape (D9)
Equipment Condition:
Power disconnected, control panel open
1.
REMOVAL
a.
Remove rigid pressure line (1) or (2) at fitting on check valve (3).
b.
Remove check valve with fittings attached from oil sump or oil reservoir (as required).
c.
Remove fittings from check valve (3).
2.
INSTALLATION:
a.
Apply tape (D9) to fitting threads.
b.
Install fittings on check valve (3) (as required).
c.
Install check valve with fittings attached to oil sump or oil reservoir.
d.
Install rigid pressure line (1) or (2) on fitting.
Performance check (para. 2-5)
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