Ricoh D009 Service Manual page 148

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3. Wind the right end counterclockwise (shown from the machine's front) five times. Wind
the left end clockwise twice.
The two red marks [D] come together when you have done this. Stick the wire
to the pulley with tape. This lets you easily handle the assembly at the time of
installation.
4. Install the drive pulley on the shaft [E].
Do not attach the pulley to the shaft with the screw at this time.
5. Insert the left end into the slit [F]. The end should go via the rear track of the left pulley
[G] and the rear track of the movable pulley [H].
D009/D011/D012/D013 3-18 SM