4 - ENGINE
111
TIMING CHAIN, SPROCKETS AND ROLLERS
Check the condition of the chain, control sprockets and ro-
llers.
THE CONDITION OF THE TIMING
CHAIN TENSIONER CAN HELP TO
INDICATE WHETHER THE CHAIN
IS OUT OF SERVICE.
1. Inspect:
- Timing chain.
Stiff/damaged => Renew chain.
2. Inspect:
- Control sprockets.
Damage/wear => Replace the sprockets and the timing
chain.
(1)
1/4 of the tooth
(2)
Correct
(3)
Roller
(4)
Sprocket
3. Inspect:
- Timing chain rollers (exhaust) (1).
- Timing chain rollers (inlet) (2).
Damage/wear =>
Renew.
N.B.
Содержание GPR 125 Racing
Страница 1: ...WORKSHOP MANUAL GPR 125 4 stroke ...
Страница 30: ...2 PDI Pre delivery inspection 30 2 PDI Pre delivery inspection PDI Pre delivery inspection 31 2 1 ...
Страница 169: ...6 COOLING SYSTEM 169 6 1 DIAGRAM OF THE SYSTEM ...
Страница 170: ...6 COOLING SYSTEM 170 ...
Страница 179: ...7 LUBRICATION SYSTEM 179 7 1 DIAGRAM OF THE SYSTEM ...
Страница 180: ...7 LUBRICATION SYSTEM 180 ...
Страница 192: ...8 CHASSIS 192 FITTING FRONT SUSPENSION ...
Страница 202: ...9 BRAKING SYSTEM 202 9 BRAKING SYSTEM FRONT BRAKE REAR BRAKE 203 211 9 1 9 2 ...
Страница 247: ...Rev 0 2009 ...