Inspection - Yamaha MM600D 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.
SEJ4390
•
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
bearing puller.
•
Install the new bearing(s).
SEJ4400
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).
SEJ4410
CAUTION:
Always use new circlips.
2. Inspect:
•
Drive sprocket teeth 1
•
Driven sprocket teeth 2
•
Chain tensioner 3
Pitting/wear/damage → Replace.
SEJ4420
4-16
POWR
TR