Terex Genie Z-33/18, Service And Repair Manual, Page: 70 / 117

3-48 Z ® -33/18 Part No. 1268514GT
January 2020 Section 3 • Repair Procedures
Non-steer Axle Components
The drive motors are AC powered and are a
brushless design requiring very little maintenance.
They have built-in speed and temperature sensors
which are monitored by the turntable controller
(TCON) and the platform controller (PCON). The
speed sensor is a Hall-effect type and is part of
the rear motor shaft bearing. The temperature
switch will shut down the drive motor if it becomes
excessively hot.
1 Disconnect the battery packs from the machine.
WARNING
Electrocution/burn hazard.
Contact with electrically charged
circuits could result in death or
serious injury.
Remove all rings, watches and
other jewelry.
2 Remove the chassis cover fasteners from the
non-steer end of the chassis. Remove the
cover.
3 Tag and disconnect the power cables from the
drive motor.
4 Tag and disconnect the electrical connectors
for the brake, speed and temperature sensors
at the drive motor.
5 Remove the drive motor fasteners.
6 Support and slide the drive motor shaft out of
the drive hub. Remove the drive motor from the
machine.