Motor Position Adjustment - Brother SB3734T Service Manual

Adjustment
1. Loosen the two screws (bolt 7.14) for the motor
holder.
Bolt 7.14
2. Move the motor holder, and then adjust the
backlash of the pulley and the motor gear to 0.1
to 0.5 mm.
Pulley
Pulley

Motor position adjustment

Motor holder
0.1 to 0.5 mm
Motor gear
Motor gear
3 - 20
3. Fasten the two screws (bolt 7.14) for the motor
holder.
Bolt 7.14
*Key point
• Check that the 3P socket is perpendicularity.
3P socket
Perpendicularity