Brother RH-9820 Service Manual download pdf (Page 184)

7. ADJUSTMENTS

RH-9820

175

7-26-3. Adjusting the movable knife installation position

(Viewed from directly above)

(Viewed from the side at position B)

1. Remove work clamp plate U. (Refer to “7-26-1. Replacing the movable knife and fixed knife”.)

2. Loosen the screw (1).

3. Turn the movable knife driving plate (4) so that the tip [A] of movable knife R (3) and the corner [C] of the needle plate (2) are

aligned.

4. Turn thread trimmer lever arm B (7) until the thread trimmer link lever J assembly (5) touches against the screw (6), and then

tighten the screw (1).

5. Once adjustment is complete, install work clamp plate U.

NOTE:

Check that the movable knife driving plate (4) and thread trimmer lever arm B (7) turn smoothly with no play.

0528B

(Viewed from underneath)

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Brother RH-9820 Service Manual Page 184