PERIODIC MAINTENANCE 2-10
NOTE:
Inspect and Clean Every 1,000 km.
Visually inspect the drive chain for the below listed
possible abnormality. (Lift the rear wheel by plac-
ing the jack or block, and turn the rear wheel slowly
by hand, with the transmission in NEUTRAL.)
Inspect for :
1. Loose pins
2. Damaged rollers
3. Rusted links
4. Twisted or seized links
5. Excessive wear
If any defects are found, the drive chain must be
replaced.
● Wash the chain with kerosene. If the chain tends
to rust faster, the interval must be shortened.
● After washing and drying the chain, lubricate it
with chain lube or gear oil SAE # 90.
Check the drive chain for wear and adjust the
chain tension as follows.
● Loosen axle nut ① after pulling out cotter pin
and loosen the lock nut ②.
● Adjust the drive chain carefully by tightening the
adjuster ③.
CHAIN SAG
● Loosen the adjuster ③ until the chain 50~60 mm
of sag at the middle between engine and rear
sprockets.
The mark ④ on both chain adjusters must be
the same position on the scale to ensure that
the front and rear wheels are correctly aligned.
● After adjusting the drive chain, tighten the axle
nut ① securely and lock with cotter pin.
Always use a new cotter pin.
CHAIN WEAR
● Count out 21 pins on the chain and measure the
distance between 20-pitch. If the distance
exceeds 259.4 mm, the chain must be replaced.
DRIVE CHAIN
Service Limit
259.4 mm
Drive chain
20-pitch length
①
②
③
④
50~60 mm
Summary of Contents for RX 125 -
Page 1: ...SERVICE MANUAL 99000 97100 SERVICE MANUAL HYOSUNG MOTORS MACHINERY INC RX125 RX 125 ...
Page 5: ......
Page 29: ...PERIODIC MAINTENANCE 2 16 ...
Page 94: ...FUEL SYSTEM 4 12 Start motor Piston Cylinder Oil cooler Cylinder head Crankcase Transmission ...
Page 118: ...CHASSIS 6 6 FRONT BRAKE yyy yyy yyy yyy yy yy y y ...
Page 126: ...CHASSIS 6 14 FRONT FORK ...
Page 132: ...CHASSIS 6 20 STEERING STEM ...
Page 143: ...6 31 CHASSIS SUSPENSION Service limit 10 20 mm Service limit 14 20 mm Service limit 10 20 mm ...
Page 150: ...CHASSIS 6 38 SPACER Apply grease to the spacer when installing Super grease A ...