Service Manual

SERVICE INSTRUCTIONS
2.3 CHECK MOTOR BRUSHES (fig. 2.3)
Using
a scribe or other sharp object,
carefully push the brush into
its holder
away from the commutator. When released
the brush should spring back into position
against the commutator. Excessively worn
motor brushes will not make proper
contact with the commutator. Motor
brushes are not replaceable.
Figure 2.3
2.31 REPLACE MOTOR OR TRIMMER
Refer to section 2.1 1 for motor replace-
ment, or replace the trimmer if in warranty.
2.4 CHECK MOTOR BRUSH SPRINGS (fig. 2.4)
During shipment the motor brush spring
may have been jarred out of position,
causing no brush to armature contact and
disabling the motor.
Figure
2.4
Figure 2.41
2.5 CHECK HARNESS CONNECTIONS AT
MOTOR
Visual inspection alone will not suffice.
Try moving the wires
at the motor con-
nections; the wires may slip out of the
connectors.
2.51 SECURE CONNECTION AT MOTOR
(fig. 2.51)
Secure the loose connections
at the motor
to harness junctions by recrimping the
existing connectors or installing new
connectors.
! A
Note:Use electrical crimping pliers
only, Do not use side cutters or wire cutters.
2.41 SECURESPRING / REPLACEMOTOR OR
TRIMMER
(fig. 2.41)
Lifting the brush spring back into position,
restore brush to armature contact. In some
cases the spring may be missing; replace
motor, or trimmer if in warranty.
Figure 2.51
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