Linhai 2004 ATV 260 Service Manual page 182

CHAPTER 3B ENGINE 50cc/80cc
ATV SERVICE MANUAL09.0
Measure the resistance between each contact
surface of the components.
Make sure there is no conduction current between
each commutator segment and the armature shaft.
Check starter motor housing conductivity.
Be sure there is no conduction current between the
cable terminal and starter motor housing.
Check conductivity between the lead terminal and
brush.
Replace them if necessary.
Measure brush length. Its service limit is 5mm.
Replace it if necessary.
Inspect brush holder for conduction current.
Replace it if necessary.
Inspect bearing in front bracket for smooth rotation
CHAPTER 3B ENGINE PAGE 3B - 64 -