Справочник Пользователя для Brother BES-961BC

Chapter 8  Standard Adjustment

BES-961BC 

•

 BES-1261BC

145

1

2

3

4

5

6

7

8

9

w

e

2mm

2mm

r

0.3~0.5mm

3. Adjustment of Clearance Between Needle and Rotary Hook

1.

Turn the power switch off.

2.

Select the needle bar No. 1 

q

.

3.

Remove two flat screws 

w

 and dismount the

needle plate 

e

.

4.

Turn the pulley B until the pulley indication
mark "3" and the stop mark "NH3" are aligned.

5.

Turn the rotary hook 

r

 manually so that the

rotary hook point is aligned properly.

6.

Loosen the set screw 

y

 on the side of the bed

t

.

7.

Turn the eccentric screw 

u

 on the left side of the

bed 

t

 using a regular screwdriver and adjust a

clearance between the needle and the rotary shaft
to 0.3 ~ 0.5 mm.

8.

Adjust the clearance between the needle and
the rotary hook's point to 0.3 ~ 0.5 mm at the
needle bar No. 9 

i

 (No. 12 needle for BES-

1261BC).

Note) If the clearance between the needle and the ro-

tary hook point is not within the range of 0.3 ~ 0.5
mm, adjust again as described in the step 

r

 until

the needle bar No. 1 or No. 9 (No. 12 for BES-
1261BC) whichever has the smallest clearance
may not be interfered by the rotary hook point.

u

y

i

q

t