Honda SH300 2006 Manual page 449

ELECTRIC STARTER
INSPECTION
Measure each brush length.
SERVICE LIMIT: 6.5 mm (0.26 in)
Check the commutator for damage or abnormal
ARMATURE
wear.
Check the commutator bar for discoloration.
Do not use emery
Clean the metallic debris off between commutator
or sand paper on
bars.
the commutator.
Replace the armature with a new one if necessary.
Check for continuity between pairs of commutator
Should be CONTINUITY:
bars.
There should be continuity.
COMMUTATOR BARS
Check for continuity between each individual com-
Should NOT be CONTINUITY:
mutator bar and the armature shaft.
There should be no continuity.
ARMATURE SHAFT
COMMUTATOR BAR
21-9