- Loosen the tool clamp and insert the belt accord-
ing to its direction of rotation.
- Lock the driven pulley again using the specific
tool.
- Preload the clutch return spring with a traction/
rotation combined action until it reaches the pul-
leys maximum opening and place the belt on the
minimum rolling diameter.
- Remove the driven pulley /belt unit from the tool.
N.B.
FOR DESIGN REASONS, THE NUT IS SLIGHTLY ASYM-
METRIC; THE FLATTEST SURFACE SHOULD BE MOUN-
TED IN CONTACT WITH THE CLUTCH.
N.B.
DURING THE SPRING PRELOADING PHASE, BE CARE-
FUL NOT TO DAMAGE THE PLASTIC SPRING STOP AND
THE BUSHING THREADING.
N.B.
AN EXCESSIVE QUANTITY CAN DAMAGE THE CLUTCH
OPERATION.
Specific tooling
020444Y011 adapter ring
020444Y009 wrench 46 x 55
Locking torques (N*m)
Clutch unit nut on driven pulley 55 ÷ 60
Refitting the driven pulley
- Reassemble the clutch bell and spacer.
Engine X9 Evolution 125
ENG - 98
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