Drive Chain Maintenance; Drive Chain Wear Checking; Drive Chain Sag Adjusting - Suzuki RG250 Service Manual

PERIODIC MAINTENANCE AND TUNE·UP PROCEDURES 2· 12
DRIVE CHAIN
Inspect 1 000 km, 6000 km, 12000 km,
18 000 km, 24000 km (600 miles, 4000
miles, 7500 miles, 11000 miles, 15000
miles)
Clean and Lubricate Every 1 000 km
Visually inspect the drive chain for the possible
malconditions listed below.
1. Loosen pins
2. Damaged rollers
3. Rusted links
4. Twisted or seized links
5. Excessive wear
6. Damaged oil seal or 0 ring.
If
any defects are found, the drive chain must be
replaced.
CHAIN WEAR CHECKING
• Loosen axle nut
CD.
• Adjust the drive chain carefully
by
tightening
the adjusting bolt
®.
• Count out 21 pins on the chain and measure
the distance between the two. If the distance
exceeds 319.4 mm, the chain must be replaced.
Drive chain 20
pitch length
Service Limit
319.4 mm
• After measuring the drive chain, tighten the axle
nut
CD
securely.
CHAIN SAG ADJUSTING
• Loosen the axle nut
CD.
1 23 192021
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .
, • ! '