Brother RH-9820 Instruction Manual page 122

9. STANDARD ADJUSTMENTS
Work clamp plate R assembly
(Viewed from the underside)
24. Insert the clamp fulcrum shaft (28) in the direction of the arrow, and then install retaining ring C (23).
25. Tighten the two set screws (24) so that the clearance between the clamp shaft holder (36) and clamp lever R (37) is 2.5 r
0.5 mm.
* Check that the sides of work clamp R (38) and needle plate R (39) are aligned at this time. If they are not aligned,
loosen the socket bolt (40) and adjust.
113
RH-9820
1606B