Adjusting The Driving Lever Stopper Position; Adjusting The Thread Trimmer Driving Lever Position - Brother BAS-311E Service Manual

14. Adjusting the driving lever stopper position

w
1. Remove the screws q and the top cover w.
2. If thread trimming is not performed, loosen the bolts t so that the difference between the thread trimmer driving lever
e and the driving lever stopper r is 6 mm.
* Make sure that the clearance between the thread trimmer driving lever e and the driving lever stopper r is at the
most 0.15 mm.
The driving lever stopper r has an imprinted number mark: 2, 3, or 4. If the clearance is larger than 0.15 mm, replace
the driving lever stopper 4 with that with a different number. For example, when the number 3 stopper is used,
replace it with number 4 stopper. When the number 4 stopper is used, replace it with number 2 stopper.

15. Adjusting the thread trimmer driving lever position

w
1. Remove the screws q and the top cover w.
2. Turn the pulley to place the thread trimmer cam e with its non-operating portion facing upward.
3. Loosen the nut t. Move the screw y so that the roller r of the thread trimmer driving lever will return smoothly when
it is put into the groove of the thread trimmer cam e.
q
q
BAS-311E.311EL.326E.326EL
6mm
t
r
Chapter 4. Adjustments
6mm
e
e
Most 0.15 mm
r
y
t
r
e
67