Replacing The Brushes Or Armature Bearing; Field Windings - Taylor-Dunn SC-100-24 Service And Replacement Parts Manual

Motor SEM
Using the continuity function of digital multi meter, check
the continuity from any one of the commutator segments
and the armature frame. If it is not an open circuit, then
the armature is shorted and the motor must be replaced.
Measure the armature resistance (refer to Service Limits
table at end of this section). If not within specification then
the motor must be repaired or replaced.

Field Windings

Measure the field resistance (refer to Service Limits
table at end of this section).
• If not within specification then the motor must be
repaired or replaced.
Page 68
REPLACING THE BRUSHES OR
ARMATURE BEARING
Note: It is recommended that all four brushes be
replaced as a set.
Note: The motor must be disassembled to replace
the brushes or the bearing. Refer to
Inspection-Disassembly
information on taking the motor apart.
Note: The motor must be removed from the vehicle
for this procedure. Refer to
section for information on removing the
motor.
SC-100
Motor
section for
Drive Axle
MA-100-03