Ricoh Toscana-P1 J007 Service Manual page 77

3. Replacement and Adjustment
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• Avoid touching the edges of the vertical encode sensor wheel.
3. Insert a screwdriver between the frame and the hub of the wheel on its shaft.
4. Slowly turn the screwdriver to the left and right to free the wheel from the shaft.
Reassembly
1. Rotate the shaft so the long pin is vertical.
2. Align the long groove at the center on the back of the wheel, then push it onto the shaft.
3. Make sure that the wheel is locked onto the long pin.
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