Yamaha WaveRunner GP1300R Service Manual page 418

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ELEC
1
STARTER MOTOR
SERVICE POINTS
Armature inspection
1. Check:
• Armature shaft 1
Damage/wear → Replace.
2. Check:
• Commutator
Dirt → Clean with 600 grit sandpaper.
3. Measure:
• Commutator diameter
Out of specification → Replace.
Minimum commutator diameter:
27.0 mm (1.06 in)
4. Check:
• Commutator undercut
Contaminants → Clean.
NOTE:
Use compressed air to remove all mica and
metal particles.
5. Measure:
• Commutator undercut
Out of specification → Replace.
Minimum commutator undercut:
0.2 mm (0.01 in)
7-33
E