Fitting The Chain Sprocket And The Drive Chain - Derbi GP1 50 cc Workshop Manual

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ITTING THE CHAIN SPROCKET AND THE DRIVE CHAIN ITTING THE CHAIN SPROCKET AND THE DRIVE CHAIN
1. Fit:
- Chain sprocket assembly
2. Fit:
- Drive chain (1).
- Coupling link (2).
- Coupling plate (3).
3. Fit:
- Circlip (1).
ATTENTION
FIT THE CHAIN COUPLING CIRCLIP FACING IN THE DIREC-
TION INDICATED IN THE FIGURE
4. Fit:
- Pinion
- Gear change pedal
See the "DISMANTLING THE ENGINE" section in CHAP-
TER 5.
5. Adjust:
- Drive chain tension
Transmision chain
- Check the drive chain tension. When pressed with a finger,
there should be a play of 12÷18mm. If adjustment is nee-
ded, proceed as follows: loosen the wheel nut and adjust the
tensor by turning thern dockwise, giving the same number of
turns of the right and left tensor. In this way the wheel will be
correctly aligend. Thighten the wheel nut.
- Due to the geometrical features of the vehicle the tightness
of the chain must be checked regularly with the rider sitting
on the vehicle always.
6. Tighten:
- Wheel axle.
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