Yamaha MM700F, Service Manual, Page: 238 / 589

POWR
TR
4-18
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.
•
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).
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).
CAUTION:
Always use new circlips.
2. Inspect:
•
Drive sprocket
1
•
Driven sprocket
2
•
Chain tensioner
3
Pitting/wear/damage
→
Replace.
SCH4400
SCH4410
SCH4420
SCH4430