Gradall 544B Operation Manual - Manual (Page 37)

NOTE: Early 544B units were equipped with
SOMA front drive axles and recent units are equip-
ped with Rockwell front drive axles. Be sure to
follow proper instructions for your unit.
For SOMA Axle Only
For Rockwell Axle Only
Steps 1. thru 3. are the only preparations required if
unit is to be carried on a flatbed vehicle.
The following procedure assumes that han-
dler cannot be moved under its own power.
The safest way to move a disabled handler is to use a
follow of ground-
OR- use a ramp/flatbed vehicle of
sufficient capacity.
The next safest is pushing the unit and least safe is
towing the unit.
Whichever method is used, certain preliminary steps
must be taken. Perform following procedure as
appropriate for method selected.
MOVING HANDLER IN EMERGENCY
Secure both hub engage/disengage plates with
dimple pointing outward to disengage rear drive
hubs. This is the only preparation required if unit
will be towed with front wheels off ground.
Position chocks at all wheels to prevent
movement.
1.
2.
Loosen four cap screws evenly to obtain a 1/4 inch
gap between hub and cover plate at both ends of
axle. This releases parking brakes. 3.
Loosen cap screws to remove all spring tension
from caliper. This releases parking brake. 3.
If unit is to be pushed or towed the drive shaft
between front axle and transmission must be
removed to prevent damage to transmission. 4.
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