Checking The Starter Motor - Yamaha FJR1300R Service Manual

STARTER MOTOR
EAS00770

CHECKING THE STARTER MOTOR

1. Check:
• commutator
Dirt → Clean with 600 grit sandpaper.
2. Measure:
• commutator diameter a
Out of specification → Replace the starter
motor.
Commutator wear limit
23.5 mm (0.93 in)
3. Measure:
• mica undercut a
Out of specification → Scrape the mica to
the proper measurement with a hacksaw
blade that has been grounded to fit the
commutator.
Mica undercut
1.5 mm (0.06 in)
NOTE:
@
The mica of the commutator must be undercut
to ensure proper operation of the commutator.
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