Thread Nipper (1)(2) When Presser Foot Rises - Brother BAS-311E Service Manual

6. Thread nipper (1) when presser foot rises
1. When the machine stops, the stepping solenoid q operates, and the presser foot rises as soon as the work clamp rises.
2. The stepping solenoid q operates the lifter lever w, and the work clamp lifter lever assy e via the work clamp lifter
wire r.
Thread nipper (2) during thread trimming
e
r
1. When the thread trimming signal is on and the thread trimming solenoid operates, the thread trimmer driving lever q
is pushed in the direction of the arrow.
2. The thread trimmer driving lever q moves the tension release lever e via the tension release rod w.
3. The tension release lever e pushes the tension release bar r.
4. The end of the tension release bar r pushes the pin t and the tension disk opens y.
e
w
t
BAS-311E.311EL.326E.326EL
Chapter 1. Mechanical description
r
q
y
r
w
q
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