TM 5-3810-307-24-1-1
REAR AXLE STEERING UNLOCK SWITCH
Removal
a.
Ensure battery disconnect switch is in OFF position.
b.
Tag and disconnect electrical leads from rear axle steering unlock switch (1, Figure 2-4-4).
c.
Remove rear axle steering unlock switch (1) and washer(s) (2) from rear steer lock cylinder.
Installation
a.
Install washer(s) (2, Figure 2-4-4) and rear steering unlock switch (1) in rear steer lock cylinder.
b.
Connect electrical leads to switch (1) and remove tags.
c.
Perform operation check/adjustment of rear steering unlock switch, refer to Operation Check/ Adjustment
procedures.
Operation Check/Adjustment
a.
Position battery disconnect switch to ON and place ignition switch in carrier cab to ACC position.
b.
Place REAR AXLE STEERING LOCK switch to UNLOCKED position and ensure REAR STEER LOCK
DISENGAGED indicator light is on.
c.
Place REAR AXLE STEERING LOCK switch to LOCKED position and ensure REAR STEER LOCK
DISENGAGED indicator light is off.
d.
If REAR STEER LOCK DISENGAGED indicator light stays lit, ensure rear steer lock cylinder pin is fully
engaged in steering arm. Pin must be fully engaged for proper operation of switch.
e.
If lock pin is fully engaged, and the light is lit, rear steering unlock switch must be adjusted as follows:
(1)
Remove switch (1, Figure 2-4-4) and washer(s) (2) from lock cylinder, refer to Removal procedures.
(2)
Install another washer (2) and switch (1) in lock cylinder.
(3)
Check to see if REAR STEER LOCK DISENGAGED indicator light is now out. If light is out, remove
switch (1), add one more washer (2), install switch (1), and adjustment is complete. If light is still lit,
repeat steps e.(1) thru (3) until light goes out.
