Adjusting The Presser Foot Pressure - Brother T-8422C Instruction Manual

10-2. Adjusting the presser foot pressure

Correct stitches
Becomes weaker
Upper thread
0894M
Skipped stitches occur
0895M
Uneven stitch length
0896M
Stitches are puckered
0897M
Becomes stronger
2925M
T-8421C, 8422C, 8452C, 8722C, 8752C
Increase the pressure.
Decrease the pressure.
The presser foot pressure should be as weak as possible,
but strong enough so that the material does not slip.
(Refer to "Adjusting screw height" in the table below as a
guide to adjustment.)
1. Loosen the adjusting nut (1).
2. Turn the presser adjusting screw (2) to adjust the presser
foot pressure.
3. Tighten the adjusting nut (1).
Reference values
Use
For foundation
For light-weight and
medium- weight
materials
For heavy-weight
materials
10. THREAD TENSION
Adjusting screw height
Approx. 34mm
Approx. 34mm
Approx. 29mm
52