Brother 929D Service Manual - Page 18

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Brother 929D Service Manual
(A)
(B)
(A) 1. Remove the arm cover and the cloth plate cover.
2. Remove the presser lever.
3. Slide the belt cover downward to remove it.
4. Remove the motor cover.
(B) 5. Adjust the belt tension by moving the motor fastening bolt right and left so that the belt can be
pushed down 5.0 ~ 6.0 mm when applying a pressure of 500g.
NOTE: (a) When the belt is worn, replace it in the same manner.
(b) The motor holder and the oil pan should be parallel.
6. After adjustment, assemble the machine in the reverse order.
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