Honda TRX400EX FOURTRAX 1999 Service Manual page 243

Remove the rear cover, shims and seal ring.
Record
Remove the armature from the motor case.
ofshims.
Check the bearing and oil seal in the front cover for
wear or damage.
Check the commutator bars of the armature for dis-
coloration.
NOTE:
Do not use emery or sand paper on the commutator.
Check for continuity between pairs of commutator
bars.
There should be continuitv.
ELECTRIC STARTER
SHIMS REAR COVER
17-5