Drive-belt
•
Check that the driving belt is not dam-
aged.
•
Check the width of the belt is adequate.
Characteristic
Driving belt - standard width:
22.5 ± 0.2 mm
Driving belt - minimum width:
21.5 mm
During the wear checks foreseen in the scheduled
maintenance services at 6,000 km; 18,000 km;
etc., check that the rim bottom of the toothing does
not show signs of incisions or cracking (see figure):
The rim bottom of the tooth must not have incisions
or cracking; if it does, change the belt.
Removing the driving pulley
- With the appropriate tool, remove the nut with the
built-in Belleville washer, the drive common to the
kick-starter version, and the steel washer.
- Remove the fixed driving half-pulley.
- Remove the steel washer separating from the
bushing.
Specific tooling
020368Y driving pulley lock wrench
MP3 125 Engine
ENG - 13
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