TM 1-2840-252-23-2
2-81
CLEAN CHECK VALVE (WATER WASH TEE TO INTERSTAGE AIR
2-81
BLEED ACTUATOR PM INLET) (Continued)
NOTE
If check valve is a replacement, do step 1 and 2 If
same check valve that was removed is to be
installed, skip step 1 and 2
Loosen nut (1) and remove elbow (2), nut (1), and
1.
packing (3) from removed check valve (4).
2.
Install nut (1) onto elbow (2) and install packing (3)
into groove between threads on elbow (2). Install
elbow (2) on serviceable check valve (4).
NOTE
Make sure arrow on check valve points toward air
bleed actuator.
Install check valve (4) and packing (5) on elbow (6)
3.
Align elbow (2) with hose assembly (7) and tighten nut
(1) to secure elbow (2) Install hose assembly (7) onto
check valve (4)
Install clamp (8) on check valve (4) and bracket (9),
4.
and install screw (10) and nut (11)
INSPECT
FOLLOW-ON MAINTENANCE:
None
END OF TASK
2-425/(2-426 blank)
