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TM 9-2320-270-10
USING DRIVELINE LOCKING SYSTEM - CONTINUED
DIFFERENTIAL AND TRANSFER CASE LOCK/UNLOCK control (3) to the UNLOCK position
while the M911 Truck Tractor is moving, After the system has disengaged. return the control to
canter position.
USING PUSHER AXLE
1.
2.
CAUTION
Do not operate M911 Truck Tractor with pusher axle lowered during off-road
rough rood, or without payload on highway. You could damage shock ab-
sorbers or air bags.
Lower pusher axle by rotating two position lift knob (4) to down position. Pusher axle
will slowly come down until its tires touch the ground.
Apply desired pusher axle air load according to pusher axle air load chart (page 2-76)
by moving pusher axle air pressure load control handle (5) to the left (toward INFLATE)
and watching air pressure load gage (6). Adjust handle left or right until proper psi shown
in table on page 2-76 is indicated on gage.
To raise pusher, move control handle (5) to DEFLATE until pressure on gage (6) goes to
3 .
0 psi (0 kPa). Rotate lift knob (4) to UP position until axle is raised.
2-75
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