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OWING HE ROLLER/HYDRAULIC BYPASS
Do not drag the roller without the drum turning or damage may occur.
t is necessary to release the parking brake and unlock the transmission. Follow procedures in
sequence or personal injury may occur.
1.
Stop engine on firm, level ground.
Chock drum to prevent movement.
2.
Remove key from keyswitch to
prevent starting.
3.
Remove two plugs on each wheel
motor (1).
4.
Push the M8 screws, (2) by
compressing the springs (3), to
press them into the brake piston(4)
internal thread, until the screw head
(2) comes into contact with the
valving cover (5).
5.
Tighten the two screws (2)
alternately and progressively to pull
the brake piston (4) (approximately
two turns of screw). Respect the
tightening torque of the M8 screws,
22.1 lbf.ft (30Nm).
6.
To bypass hydraulic pump turn
pump bypass screw (6) out two
turns.
7.
Attach 1-ton tow cables/chains to
tie down points and tension.
8.
Carefully remove blocks from drum.
Tow at 2 mph maximum.
9.
mmediately af ter towing,
chock drums on f lat, level
ground, re-instate the brakes,
loosen the two screws (2)
completely then reinstall the
plugs(1). Tighten plugs to 44.2
lbf.f t (60Nm).
10. Re-instate pump bypass by
turning screw (6) in two turns.
Do not overtighten, 12.5f t-lbs
(17.5Nm)
WARNING
ow roller in an emergency only.
6 PUMP BYPASS SCREW
Wheel motor
Operation
WolfPac
6100
TM
37
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