SUSPENSION CONTROL VALVE PRESSURE TEST
If left corner of vehicle will not raise, perform test at port 3L and
actuate left-hand suspension control lever. If right corner of
vehicle will not raise, perform test at port 3R and actuate right-
hand suspension control lever.
Have suitable container ready to catch oil.
Stop engine; relieve hydraulic pressure.
Disconnect hose (1) from elbow (2) at port 3 of suspension control valve 3L or 3R. Plug
Connect pressure measuring device (3) to elbow (2).
Have assistant start engine, move SPRUNG/UNSPRUNG lever to UNSPRUNG, and
SUSPENSION CONTROL lever to RAISE. Read pressure measuring device (3).
SUSPENSION CONTROL RELIEF VALVE ADJUSTMENT
Perform this adjustment at relief valve 3L if left corner of vehicle
will not raise, or at relief valve 3R if right corner of vehicle will not
Loosen jamnut (4) and turn adjusting screw (5) clockwise to increase pressure;
counterclockwise to decrease pressure. Adjust pressure within limits, and tighten jamnut
Stop engine; relieve hydraulic pressure. Remove all test equipment and connect hose.
Refer to TM 5-2350-262-20-2.