Inspecting The Motor Brushes; Motors With Internal Cooling Fans - Taylor-Dunn C0-425-36 Operation, Troubleshooting And Replacement Parts Manualooting And Replacement Parts Manual

Motor Service

INSPECTING THE MOTOR BRUSHES

Motors with internal cooling fans

NOTE: There are four brushes in the motor.
NOTE: In some vehicle configurations it may
6. Look through the brush cover and compare the top
of the brush to the top of the brush holder. If it is
even with or below the top of the brush holder then
the brushes should be removed and measured.
Replacing the Brushes
Refer to
information regarding removing the motor brushes.
7. If any one brush is less than or equal to the service
limit specified in
brushes should be replaced.
8. Reconnect the main positive and negative cables
at the batteries.
9. Remove the blocks from behind the wheels, release
the park brake and test drive.
The brushes will not wear at the same
rate. It is recommended that all four
brushes are inspected at the same
time.
not be possible to inspect all four
brushes while the motor is in the
Transmission
vehicle. Refer to
Service
section for information on
removing the motor.
1. Make sure the key-switch is in the "OFF" position, then remove
the key.
2. Place the forward-reverse switch in the center "OFF" position.
3. Set the park brake.
4. Place blocks under the front wheels to prevent vehicle movement.
5. Disconnect the main positive and negative cables at the batteries.
Service Limits
, then all four
Motor
Typical motor with cooling fan indicated by
section for
Typical brush and brush holder
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