Presser Foot Pressure Adjustment; Presser Foot Height Adjustment - SunStar KM-2070P User Manual

C. Adjustment of Thread Take-Up Spring
Standard location of thread take-up spring is 6-8mm of
distance to face of thread guide③ on condition that put
down the presser foot②.
1. Put down presser foot②.
2. Unfasten the fixing screw④.
3. Adjust location by turning main thread tension
adjusting device⑤.
4 Unfasten the fixing screw④ firmly.

2) Presser Foot Pressure Adjustment

Adjust pressing pressure as weak as possible in order not to
be slid the cloth.
A. Unfasten the pressure adjusting screw nut①.
B. Adjust pressing pressure by turning pressure adjusting
screw②.
C. Fasten the pressure adjusting screw nut①.

3) Presser Foot Height Adjustment

When put up the presser foot① by presser bar raiser ②,
standard rising amount of presser bar is 6mm.
A. Unscrew the joint screw③ (2 pieces) and remove
faceplate guard④.
B. Unfasten nut⑤, and pressure adjustment screw⑥
inorder not to be given pressing pressure.
C. Put up the presser foot① by presser bar lifter⑨.
D. Unscrew joint screw⑦, move up and down the presser
bar⑧ to adjust height of presser foot① to 6mm.
E. Fasten the adjustment screw⑦.
F. Adjust pressing pressure by pressure adjustment screw
⑥ and tighten nut⑤.
G. Attach the face plate guard④ with joint screw③
(2 pieces).
①
③
①
⑤
⑧
①
23
④
⑤
②
②
④
⑥
⑦
⑨
6mm
↓
↑
R
[ Fig. 24 ]
[ Fig. 25 ]
③
[ Fig. 26 ]