Adjusting The Positions Of The Work Clamp Plates - Brother RH-9820 Service Manual

7. ADJUSTMENTS

7-20. Adjusting the positions of the work clamp plates

Adjust the positions of the work clamp plates (3) so that the throat plate (1) and needle plates (2) do not touch during sewing.
The standard adjustment is when there is a gap of 0.8 mm between the throat plate (1) and the needle plates (2) (when the
cutting space is set to "0").
* Carry out adjustment for both the left and right work clamps. (The adjustment method described below is for the position of
the right-side work clamp plate (3).)
* Carry out adjustment with the work clamp plates (3) installed.
(Viewed from the front)
4. Check that there is a gap of 0.8 mm between the throat plate (1) and needle plate R (2).
5. If it is not 0.8 mm, remove feed bar cover L (8) and feed bar cover R (9), loosen the nut (10), and then turn the bolt (11) to
adjust the gap.
6. Once adjustment is complete, tighten the nut (10).
7. Press the RESET key (12), and then press the STOP switch (13) to end test mode.
* Adjust the gap between the throat plate (1) and needle plate L in the same way.
163
1. Use the parameter settings to set the cutting space to "0".
0512B
2. Press the TEST key (6) to turn on test mode, and then
3. Press and hold the start switch (7) until the feed base
(when using a 2-pedal
foot switch)
0462B
RH-9820
(Refer to "5-3-1. Parameter list" in the instruction manual.)
* If you press shortcut key 3 (4), you can then change
the value simply by pressing the
start test operation. (Refer to "5-4. Checking the sewing
pattern in test mode" in the instruction manual.)
moves to the position where the straight section of the
sewing shape is sewn, and then release the start switch
(7).
Narrow gap
Wide gap
(Viewed from directly above)
/ keys (5).
Straight section
0513B