TM 5-3810-307-24-1-1
Solenoid Valve
DESCRIPTION
The valve is held in a normally closed position or
Single solenoid valves are used in the control
normally open position by a spring. When the
lockout, swing brake release, LMI lockout manifold,
solenoid is energized, the plunger assembly forces
A/C (idle boost), steer reversal, front axle steering,
the spool to shift, causing the valve to open or close.
rear axle steering, axle disconnect, and rear steer
De-energizing the solenoid allows spring pressure to
lockout circuits. Double solenoid valves are used in
shift the spool back to its normal position.
the axle oscillation lockout circuit.
MAINTENANCE
NOTE
For more detailed information, refer to the applicable SM package.
2.
Connect the hydraulic lines to the valve as
REMOVAL.
tagged during removal.
1.
Tag and disconnect the hydraulic lines running
to the valve, refer to Figure 2-8-15. Cap or plug all
FUNCTIONAL CHECK.
openings.
With the engine running at governed rpm, activate
2.
Remove the bolts, nuts, and washers securing
the replaced solenoid valve several times. Check for
the valve and remove the valve.
proper operation and check the valve for any
leakage.
INSTALLATION.
1.
Position the valve and secure in place with the
bolts, nuts, and washers, refer to Figure 2-8-15.
2-8-41
