Linhai 2004 ATV 260 Service Manual page 151

CHAPTER 3B ENGINE 50cc/80cc
ATV SERVICE MANUAL09.0
Measure the free length of the transmission pulley
spring.
Max service allowance:
Replace, when it is below 87.2mm.
Check the wear of the transmission pulley
Measure the OD of the pulley
Max service allowance
Replace, when it is below 33.93mm
Check the wear of the transmission pulley.
Measure the ID of the pulley
Max service allowance:
Replace, when it goes beyond 34.06mm
Check if the guide rolling pin is excessively worn or
unevenly worn.
Replace as necessary.
Replacing the transmission pulley and the bearing.
Check the needle bearing for wear or excessive free
play, gritty feel or noise.
Replace as necessary.
Check the housing bearing for wear.
Remove the retainer and take out the housing
bearing
Driving in the new housing bearing, keeping the lid
side facing upwards.
CHAPTER 3B ENGINE PAGE 3B - 33 -