Tension Release Mechanism; Thread Wiper Mechanism - Brother BAS-311H Service Manual

6. MECHANICAL DESCRIPTIONS

6-9. Tension release mechanism

3320B

6-10. Thread wiper mechanism

55 BAS-311H
1. Tension release solenoid
2. Bolt
3. Tension release bar
4. Tension release pin
1. Thread wiper solenoid assembly
2. Thread wiper rod
3. Thread wiper crank assembly
4. Wiper
3345B