Terex Genie GS-3384, Service And Repair Manual

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Service and Repair Manual June 2021
Non-steer Axle Components
104 GS ™ -84 • GS ™ -90 Part No. 1306587GT
10-1
Drive Motor and Brake
How to Remove a Drive Motor and Brake
How to Remove a Drive Motor
and Brake
Component damage hazard.
Repairs to the motor should only
be performed by an authorized
dealer.
Component damage hazard. The
work area and surfaces where
this procedure will be performed
must be clean and free of debris
that could get into the hydraulic
system and cause severe
component damage. Dealer
service is recommended.
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications,
Hydraulic Hose and Fitting Torque
Specifications.
1 Block the steer wheels.
2 Tag, disconnect and plug the hydraulic hoses
from the drive motor and brake. Cap the
fittings on the drive motor and brake.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
3 Remove the drive motor mounting fasteners.
4 Slide the drive motor shaft out of the brake
and remove the drive motor from the
machine.
5 Remove the brake from the drive hub.
Note: There are two O-rings on the drive motor
and brake assembly. One is installed between the
brake and drive hub and another between the
brake and drive motor. Be sure that both O-rings
are in place when installing the brake and drive
motor onto the machine.
Mounting bolt torque specifications
Drive motor to drive hub, dry 75 ft-lbs
102 Nm
Drive motor to drive hub, lubricated 56 ft-lbs
76 Nm