BM2 BIEMMEDUE ONE 650 Manual De Uso Y Mantenimiento página 25

8.4.9 Replacing the wheel drive belt
Remove the cowling by unscrewing the screws fixing it to
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the chassis;
Slacken the belt tensioner by unscrewing the screw fixing
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the idle pulley to the chassis;
Slacken the screws blocking the right wheel support to the
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chassis;
Support fixing
screws
Remove the wheel axis from the chassis, then the belt.
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8.4.10 Motor belt
To remove the belt transmitting the motion from the motor to
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the drive shaft, the guard inside the cowling must be
removed by unscrewing the fixing screws.
To unscrew the top screw, block rotation of the nut inside
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the filter compartment;
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Wheel support
8.4.11
To tension the belt transmitting the rotational movement from the
motor to the drive shaft:
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8.4.12
Internal guard
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Bottom screw
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8.4.13
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Top screw
After the guard has been removed, the idle pulley which acts
as a belt tensioner must be removed by unscrewing the nut
blocking it to the chassis;
Tensioning the drive belt
Remove the cowling;
Slacken the nut blocking the shaft which supports the
tensioning idle pulley;
Push the belt tensioner upwards until the required tension is
achieved (previous figure);
Block the shaft to the drive pulley by tightening the screw.
Tensioning the side brush belt
Remove the cowling;
Slacken the nut blocking the shaft which supports the
tensioning idle pulley;
Push the belt tensioner towards the left until the required
tension is achieved;
Block the shaft by tightening the screw.
Tensioning the wheel and centre brush belt
Remove the cowling;
Slacken the nut blocking the shaft which supports the idle
pulley tensioning one of the two belts;
GB
Idle pulley
Lock nut
Lock nut