Inspection - Yamaha SXV70SJ Supplementary Service Manual

DRIVE CHAIN HOUSING

INSPECTION

1. Inspect:
•
Drive chain housing 1
•
Drive chain housing cover 2
Cracks/damage → Replace.
•
Oil seals (drive chain housing)
Wear/damage → Replace.
•
Bearings (drive chain housing and cover) 3
Pitting/damage → Replace.
SCH4400
•
Bearing (chain tensioner) 4
Pitting/damage → Replace the bearing and the
inner race holder as a set.
Replacement steps:
•
Remove the circlip 5 (drive chain housing).
•
Remove the bearing(s) 3 using a general bear-
ing puller.
•
Install the new bearing(s).
SCH4410
NOTE:
Use a socket 6 that is the same size as the outside
diameter of the bearing race.
CAUTION:
Do not strike the inner race 7 or ball bearings 8.
Contact only the outer race 9.
•
Install a new circlip (drive chain housing).
SCH4420
CAUTION:
Always use new circlips.
2. Inspect:
•
Drive sprocket 1
•
Driven sprocket 2
•
Chain tensioner 3
Pitting/wear/damage → Replace.
SCH4430
4-18
POWR
TR