EJECTOR CONTROL VALVE
EJECTOR RELIEF VALVE TEST
Before performing any hydraulic troubleshooting in bowl, move
the ejector forward and disable it by disconnecting the ejector
cylinder from the hydraulic system. Failure to comply may result
in severe injury or death to personnel.
Have suitable container ready to catch oil.
Move ejector halfway forward, stop engine, and relieve hydraulic pressure.
Disable the ejector from the hydraulic system by disconnecting CONT VLV-21 hose (1)
from elbow (2) on port 21 of ejector control valve and CONT VLV-22 hose (3) from elbow
(4) on port 22. Cap and plug hoses and fittings.
Connect pressure measuring device (5) to elbow (2) on port 21 of ejector control valve.
Have assistant start engine and hold EJECTOR CONTROL lever in the FORWARD
position. Read pressure measuring device (5).
Stop engine; relieve hydraulic pressure.
EJECTOR RELIEF VALVE ADJUSTMENT
Loosen jamnut (6) on ejector relief valve and turn adjusting screw (7) clockwise or
counterclockwise until pressure is within limits. Tighten jamnut (6).
Stop engine; relieve hydraulic pressue.
Refer to TM 5-2350-262-20-2.