Drive Chain Adjustment; Drive Chain Lubrication - Suzuki RM85 Owner's Service Manual

2-14 PERIODIC MAINTENANCE

DRIVE CHAIN ADJUSTMENT

• Loosen the axle nut 1.
• Loosen the lock-nut 2.
• Adjust the drive chain slack to the specification by turning the
adjusters 3.
• Check that both right and left alignment marks 4 are at the
same position.
• Tighten the axle nut 1 and lock-nut 2.
 Axle nut: 72 N·m (7.2 kgf-m, 52.0 lb-ft)
NOTE:
Pull the upper drive chain tight and lock it by placing a bar
between the drive chain and rear sprocket while tightening the
axle nut. This will help prevent the chain adjusters from coming
to have play.
20TH PITCH LENGTH
• Pull the drive chain tight and measure the 20th pitch length.
 Service Limit: 259 mm (10.2 in)

DRIVE CHAIN LUBRICATION

• Remove the chain clip and master link from the drive chain
and remove the drive chain.
NOTE:
Be careful not to bend the chain clip.
• Inspect for wear and damage of the drive chain and replace it
if necessary.
• Clean the drive chain with non-flammable cleaning solvent.
• Do not use gasoline to clean the drive chain.
• Dry the drive chain.
• Apply Suzuki Chain Lube or an equivalent to the link plates
and rollers.
• Reassemble the drive chain.
NOTE:
Reassemble the drive chain clip so the slit end faces opposite
the direction of rotation.
• Adjust the drive chain slack. (above)
Direction of travel