Q] Needle And Feed Timing Adjustment (Standard) - Brother b831 Service Manual

STANDARD ADJUSTMENT (B831, B832, B835, B836, B882)
• NEEDLE AND FEED TIMING (B831)
Red dot
Reference line
Remove the needles.
Tilt the machine head, and remove the timing belt O-
Align position 4 on the machine pullev with the red dot.
Hold the arm shaft firm, align the arrow on the lower belt O with the reference line on the arm bed and mount the
timing belt O on the pulley.
Right the machine head and install the needles.
SI Needle and Feed Timing (Standard model B832, BB35, B882)
Red dot
Reference line
Remove the needles.
Tilt the machine head back and remove the timing belt O.
Turn the machine pulley until the "A" mark is aligned with the red dot-
While holding the upper shaft so that itwon't move, align the arrowon the lower belt pulley ©with the reference lineon
the arm bed. and attach the timing belt O
Return the machine head to its original position, and install the needles.