Yamaha DRAG STAR XVS1100 (1999) [315/355] Electric starting system

Yamaha DRAG STAR XVS1100 (1999) [315/355] Electric starting system
7-20
ELECTRIC STARTING SYSTEM
ELEC
NOTE:
EAS00769
Checking the starter motor
1. Check:
S commutator
Dirt Clean with 600 grit sandpaper.
2. Measure:
S commutator diameter
a
Out of specification Replace the starter
motor.
Min. commutator diameter
27 mm
3. Measure:
S mica undercut
a
Out of specification Scrape the mica to the
proper measurement with a hacksaw blade
which has been grounded to fit the commuta-
tor.
Mica undercut
0.7 mm
The mica must be undercut to ensure proper op-
eration of the commutator.
4. Measure:
S armature assembly resistances (commuta-
tor and insulation)
Out of specification Replace the starter
motor.
a. Measure the armature assembly resis-
tances with the pocket tester.
Pocket tester
90890-03112
Armature assembly
Armature coil resistance
1
0.026 X 0.034 at 20 _C
Insulation resistance
2
Above 1 M at 20 _C
b. If any resistance is out of specification, re-
place the starter motor.

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