TM 5-3810-306-20
DOUBLE CHECK VALVE AND PRESSURE PROTECTION VALVE REPLACEMENT
TOOLS: General mechanic’s tool kit: automotive (5180-00-177-7033)
SUPPLIES:
None
EQUIPMENT CONDITIONS: Wheels are chocked.
Disconnect ground cable at shunt. (Refer to page 8-109.)
Air system is purged. (Refer to page 11-2.)
REMOVAL:
1.
REMOVE DOUBLE CHECK VALVE (1) AND
PRESSURE PROTECTION VALVE (8).
a.
Tag and remove air line (2) from elbow (3) on
double check valve (1).
b.
Tag and remove two air lines (4 and 5) from tee
(6) and elbow (7) attached to double check valve
(1).
c.
Remove tee (6), pressure protection valve (8)
and elbow (7).
d.
Remove double check valve (1).
INSTALLATION:
1.
INSTALL DOUBLE CHECK VALVE (1) AND
PRESSURE PROTECTION VALVE (8).
a.
Install double check valve (1).
b.
Install tee (6), pressure protection valve (8) and
elbow (7) on double check valve (1).
c.
Remove tags, plugs and connect air lines (2, 4
and 5).
2.
CONNECT GROUND CABLE AT SHUNT. (REFER
TO PAGE 8-109.)
3.
START-UP ENGINE AND ALLOW AIR PRESSURE
TO BUILD UP. (REFER TO TM 5-3810-306-10.)
4.
CHECK
ALL
AIR
OPERATED
FUNCTIONS.
(REFER TO TM 5-3810-306-10.).
END OF TASK
11-24
