- Using a feeler pin gauge and the magnetic base,
measure the bell eccentricity.
- Repeat the measurement in 3 positions (Central,
internal, external).
- If faults are found, replace the bell.
Specific tooling
020074Y Support base for checking crankshaft
alignment
020335Y Magnetic support for dial gauge
Characteristic
clutch bell inspection: Limit eccentricity.
Admissible limit eccentricity: 0.15 mm
Removing the clutch
Fit the driven pulley spring compressor specific
tool with medium length pins screwed in position
«C» on the tool internal side.
- Introduce the adapter ring No. 11 with the cham-
fering facing the inside of the tool.
- Fit the driven pulley unit on the tool with the in-
sertion of the 3 pins in the ventilation holes in the
mass holder support.
- Make sure that the clutch is perfectly inserted into
the adapter ring before proceeding to loosen/tight-
en the clutch nut.
- Use the special 46x55 wrench component No. 9
to remove the nut fixing the clutch in place.
- Dismantle the driven pulley components (Clutch
and spring with its plastic holder)
CAUTION
THE TOOL MUST BE FIRMLY FIXED IN THE
CLAMP AND THE CENTRAL SCREW MUST BE
BROUGHT INTO CONTACT WITH THE TOOL.
EXCESSIVE TORQUE CAN CAUSE THE SPE-
CIFIC TOOL TO BUCKLE.
Specific tooling
020444Y011 adapter ring
020444Y009 46x55 Wrench
Engine X7 250ie
ENG - 6
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