Motor Service
Motor
REPLACING THE BRUSHES
NOTE: It is recommended that all four brushes be
replaced as a set.
NOTE: Motors without removable brush covers must
be disassembled to replace the brushes.
Refer to Motor Inspection-Disassembly
section for information on taking the motor
apart.
NOTE: Some motors are equipped with brush pairs.
These motors must be disassembled to
replace the brushes. Refer to Motor
Inspection-Disassembly section for
information on taking the motor apart. Refer
to the Motor Parts List for your vehicles
brush configuration.
NOTE: Some motors have brush leads that are routed
through or behind the brush holder assembly.
In this case, the brush holder assembly must
be removed to replace the brushes.
NOTE: The motor must be removed from the vehicle
for this procedure. Refer to Transmission
Service section for information on removing
the motor.
Motors with brush covers and brushes with
termination screws
1. Remove the brush covers.
2. Loosen the brush wire retaining screw and remove
the brush from the brush holder. Be careful with
the brush spring and do not let it slip off of the
spring mount. If the spring comes off, then the
motor must be disassembled. Refer to Motor
Inspection-Disassembly section for
information on taking the motor apart.
3. Install the new brushes in reverse order.
4. Be certain that the brush springs do not rest up
against the brush wires. Refer to illustrations in
Motor Inspection-Assembly for proper brush
spring position.
Motors with brush pairs or not equipped
with brush covers
1. Disassemble the motor. Refer to Motor
Inspection-Disassembly section for information
on taking the motor apart.
2. Remove the brush holder.
Note: Remember the position and routing of the brush
crossover leads. They must be reinstalled in
the same position.
3. Remove the brush termination screws or the
armature studs and remove the brushes from the
brush holder.
4. Install the new brushes in reverse order.
5. Reassemble the motor. Refer to Motor
Inspection-Assembly for information regarding
reassembling the motor.
Brush Spring Orientation
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