Drive Chain And Sprocket; Silencer Reassembly; Drive Chain Slack; Drive Chain Adjustment - Suzuki RM250 Owner's Service Manual

2·9 PERIODIC MAINTENANCE
Silencer Reassembly
• Fit the glasswool silencer and the frontal part to the alu-
minum case. Tighten three bolts.
NOTE: To seal between the frontal part and the aluminum
case, apply SUZUKI BOND 12078 to the cantact area of the
frontal part.
DRIVE CHAIN AND SPROCKETS
Drive Chain Slack
• Place the motorcycle on the side stand.
• Inspect the drive chain slack at the middle point between
the t wo sprockets.
Drive chain slack: 45-55 mm (1.8-2.2 in)
Drive Chain Adjustment
• Remove cotter pin
CD
and loosen axle nut
@.
• Loosen lock nut @ and adjust the drive chain slack to the
specification by turning adjuster
0.
• Check that both right and left alignment mark
®
are at
the same position .
• Tighten the axle nut. Replace the cotter pin with a new one.
Tightening torque : 100 N .m (10 .0 kg-m . 72.5 Ib·ft)
• Tighten the lock nut
@
securely.
NOTE: Pull the upper drive chain tight and lock it by plac-
ing a bar between the drive chain and rear sprocket while
tightening the axle nut. This will help prevent the chain ad-
justers from loosening.
20th Pitch Length
Pull the drive chain tight and measu re the 20th pitch length.
Service limit: 323 .8 mm 112.75 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 jf necessary.
€
~
8
'iJ'
45 - 55
mm
012 20
0 0 0 0 0 0 0 0 • • • 0 0 0 0 0 0 0 0 0
(L