Christini AWD 450DS, Service Manual

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Page 29
Maintenance
DRIVE CHAIN SLIDERS
Chain slider
•
I n s p e c t t h e d r i v e c h a i n s l i d e r f o r e x c e s s i v e w e a r .
Service limit:5.0mm from upper surface
Notice:
If the chain slider becomes worn though to the swingarm, the chain will wear
against the swingarm.
•
check the chain guide and chain guide slider for alignment, wear or dam-
aged.
•
Replace the chain guide if it is damaged or worn.
•
Replace the chain guide slider if the chain is visible through the wear in-
spection window.
DRIVE CHAIN ROLLER
Inspect the drive chain roller for excessive wear or binding.
Service limit:
Minimum roller O.D: Upper: 39mm/Lower: 35mm
•
Replace the roller if necessary, and tighten the roller bolt/nut to the
specified torque.
(The sign”
→”
means installing the drive chain roller outside)
Torque:Upper bolt: 12N.m
Lower nut: 12N.m
DRIVE/DRIVEN SPROCKETS
•
Inspect the drive and driven sprocket teeth for wear or damage and re-
place if necessary.
Do not install the new drive chain on worn sprocket. The chain and sprockets
must be in good condition, or the new chain will wear rapidly.
•
Inspect the bolts and nuts on the drive and driven sprockets.
•
Tighten them when they become loosened.
Torque:
Drive sprocket bolt:
31N.m
Driven sprocket nut: 32N.m