Brother PR655 - Timing Belt Tension

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Inspection and
Adjustment
Inspection and
Adjustment
Adjustment Timing belt tension
[Standard]
The belt slack should be 3.5 to 4.0 mm when pushing the center of the timing belt with a force of 1.96N (200g).
[Adjustment]
1. Remove the 4 screws of the main PCB and the 2 PCB supporters to remove the main PCB.
2. Loosen the screw 1 of the tension pulley.
3. Adjust the tension on the timing belt by moving the position of the motor holder left or right.
4. Tighten the screw 1 of the tension pulley to secure the tension pulley.
5. Attach the main PCB with the 4 screws and the 2 PCB supporters.
1
XC2277001 Push-pull gauge (5N)
Screw, Pan (S/P washer)
M4X10DB
Tension pulley
Timing belt
Push-pull gauge
1
3.5 - 4.0 mm
Timing belt tension
1.96N (200g)