PIAGGIO MSS ZIP 100 4T, Service Manual

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- Check that the bearings do not show flaws or
jamming. Otherwise, replace them.
- Check that the internal spacer does not show ab-
normal wear. Otherwise, replace it.
- With a hot air gun heat the seat of the bearing on
the brake calliper side
- With an appropriate tool remove the bearing on
the brake disc side
- Insert the spacer bushing on the brake disc side
- With a hot air gun heat the seat of the bearing on
the side the rpm indicator detects movement
- Insert the internal spacer with the centring ring
facing to the brake disc side, as shown in the photo
- Use an appropriate tool to insert the bearing on
the side the rpm indicator detects movement
Specific tooling
001467Y009 Driver for OD 42-mm bearings
001467Y014 Pliers to extract ø 15-mm bearings
020357Y 32x35-mm Adaptor
020376Y Adaptor handle
020412Y 15-mm guide
020456Y Ø 24 mm adaptor
Refitting the front wheel
- Follow the same procedure as per removal but in reverse order, tighten to the specified torque, re-
member to offset the odometer movement sensor by 90° compared with its own seating on the wheel
so as to avoid damages.
Locking torques (N*m)
Front wheel axle nut 45 - 50
Suspensions
MSS ZIP 100 4T
SUSP - 130