Brother 484C Sewing Machine User Manual


 
4. ASSEMBLY
Pneumatic specifications
KE-430B, 430C series
57
Install the driving lever push lever
and the tension release lever U to
the driving lever stopper with the
shoulder screw.
Apply grease.
Apply grease.
Driving lever
stopper
After installing the lifting
lever
, check that it moves
smoothly.
3335Q
Adjust the thread take-up spring height
while referring to “1-2. Standard thread
tension”.
3336Q
Tighten the set screw while lightly
pressing the work clamp lever lifter
shaft.
1. Presser bar lifter crank 12. Retaining ring
2. Tension release rod 13. Tension release rod assy
3. Screw 14. Shoulder screw
4. Lifting lever 15. Driving lever push lever
5. Screw with washer 16. Tension release lever, U
6. Work clamp lever lifter shaft 17. Shoulder screw
7. Tension release lever 18. Tension release stud
8. Collar 19. Tension release pin
9. Retaining ring 20. Thread tension assy
21. Set screw
10. Set screw
11. Tension release lever spring