020444Y Tool for fitting/ removing the driven
pulley clutch
Inspecting the clutch
- Check the thickness of the clutch mass friction
material.
- The masses must not show traces of lubricants;
otherwise, check the driven pulley unit seals.
N.B.
UPON RUNNING-IN, THE MASSES MUST EX-
HIBIT A CENTRAL CONTACT SURFACE AND
MUST NOT BE DIFFERENT FROM ONE AN-
OTHER.
VARIOUS CONDITIONS CAN CAUSE THE
CLUTCH TO TEAR.
CAUTION
DO NOT OPEN THE MASSES USING TOOLS
TO PREVENT A VARIATION IN THE RETURN
SPRING LOAD.
Characteristic
Check minimum thickness
1 mm
Pin retaining collar
- Simultaneously turn and pull the collar manually
to remove it.
N.B.
USE TWO SCREWDRIVERS IF YOU HAVE DIF-
FICULTY.
N.B.
BE CAREFUL NOT TO PUSH THE SCREW
DRIVERS IN TOO FAR TO AVOID DAMAGE
THAT COULD ENDANGER THE O-RING SEAL.
X7 250ie Engine
ENG - 7
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