Brother S-7300A - Tension Mechanism (Other than Premier Specifications)

S-7300A
6. ASSEMBLY
104
6-18. Tension mechanism (Other than premier specifications)
1. Needle bar bush D thread guide
2. Thread guide arm
3. Set screw
4. Arm thread guide R
5. Screw
6. Tension release bar
7. Tension release pin
8. Thread tension bracket assembly
9. Set screw
10. Pre-tension assembly S
11. Set screw
Assemble while referring
to "Adjusting the arm
thread guide R".
1219D
Assemble while referring to "Adjusting the thread take-up spring".
Assemble while referring to "Adjusting the thread tension and tension release
wire".