TM 9-2320-211-10
Power takeoff control lever is
17
pulled up to engage the power
takeoff and drive the crane
hydrdulic pump.
Boom control lever controls the up and down movement of crane boom. Pulling lever
18
toward operator raises boom. Pushing lever away from operator lowers boom.
Hoist control lever controls raising and lowering of crane cable hook. Pulling lever
19
toward operator raises cable hook. Pushing lever away from operator lowers cable
hook.
Crowd control lever controls the extension or retraction of boom assembly. Pulling
20
lever toward operator retracts boom. Pushing lever away from operator extends boom.
Swing control lever controls the direction of crane assembly swing. Pulling lever
21
toward operator swings crane assembly to right. Pushing lever away from operator
swings crane assembly to left.
22
Locking plunger lever is pulled forward to open the fifth wheel coupling jaws.
Locking plunger safety latch assures positive locking of the fifth wheel coupling jaws
23
The latch must be moved right or left to operate the locking plunger lever.
Fifth wheel wedges are adjusted to permit or restrict lateral movement of the walking
24
beam.
TA 066990