Brother EF4-V41 - Adjusting the Position of the Looper Thread Take-Up; Ill] Adjusting the Horizontal Feeding Timing (Position of the Level Feed Eccentric Wheel)

lim Adjusting the position of the looper thread take-up
L
K
*DimensiontableforV41, V61, V71, V72, V91, V92
*DimensiontableforV51, V81, V82
------------
F G H I
J
K L
------------
F
G
H
3 threads cotton
30
27.5
9.5
(max.)
26.5
(max.)
12 39 66
Two needle cotton
30
9.5
(max.)
26.5
four thread$
woolen yarn
9.5
30
21.5
(max.)
2threads
cotton
28 23.5
v v
9
(max.)
19
(max.)
0
Mock·$afety cotton
30
9.5
(max.)
26.5
woolen yarn
9.5
30
21.5
(max.)
Loosen the screws e I@) I@) I and 6. Adjust each clearance referring to the tables above.
NOTE: Dimension F is the measured value when the over looper is at its lowest position.
I
27.5
(max.)
27.5
(max.)
27.5
(max.)
27.5
(max.)
Dimension J is the measured value when the under looper is at the farthest left position.
Ill] Adjusting the horizontal feeding timing
(position of the
level feed eccentric wheel)
Maximum
J
K
12
39
12 39
13.5
39
12
39
4screw
(1) Set the lower feed amount to the maximum (set the stitch length to the maximum).
(2) Set the machine so that the lower feeding starts.
(3) Remove the screw and the top cover 0.
(4) Adjust the timing by turning the level feed eccentric wheel @so that the upper feeding starts.
-76-
L
66
66
66
66
From the library of: Superior Sewing Machine & Supply LLC