TM 5-2350-262-20-3
2
5
4
3
1
CONTROL VALVE PRESSURE TEST
NOTE
Have suitable container ready to catch oil.
Disconnect UNSPR VLV-11 hose (1) from elbow (2).
Install tee (3) and pressure measuring device (4) between UNSPR VLV-11 hose (1)
and elbow (2) on port 11 of SPRUNG/UNSPRUNG control valve (5).
Start engine and have assistant move SPRUNG/UNSPRUNG lever between SPRUNG
and UNSPRUNG several times. Hydraulic pressure should be less than 25 psi (172
kPa) in SPRUNG mode and greater than 2,500 psi (17,238 kPa) in UNSPRUNG mode.
Stop engine; relieve hydraulic pressure. Remove all test equipment and connect hose.
Refer to TM 5-2350-262-20-2.
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