Inspecting The Driven Sliding Half Pulley - Derbi GP1 125-250 c.c. Workshop Manual

Version 250
- Measure the pulley bushing outside diameter.
- Check that the contact surface with the belt is free from
abnormal wear.
- Check the riveting.
- Check the belt contact surface planarity.
Characteristic
Minimum diameter half-pulley
Minimum admissible diameter: Ø 40,96 mm
Standard diameter half-pulley
Standard diameter: Ø 40,985 mm
Wear limit
0,3 mm
I I
NSPECTING THE DRIVEN SLIDING HALF PULLEY NSPECTING THE DRIVEN SLIDING HALF
Version 125
- Remove the 2 inside sealing rings and the 2 O-rings
- Measure the mobile half-pulley bushing inside diameter
Characteristic
Maximum diameter mobile driven half-pulley
Maximum admissible diameter: Ø 41,08 mm
Standard diameter mobile driven half-pulley
Standard diameter: Ø 41,000 - 41,035 mm
Version 250
- Remove the 2 inside sealing rings and the 2 O-rings;
- Measure the mobile half-pulley bushing inside diameter.
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PULLEY