Adjustment
22
13
.05.18
Needle thread regulation and take-up lever guard
Rule
1. When the needle bar is in b.d.c., there should be a clearance of approx.
1 mm
be-
tween the thread lever
8
and the take-up lever guard
1
.
2. The thread lever
8
should be positioned centrally to the take-up lever guard
1
looking
from the side.
3. The screws in the elongated holes of the slack thread regulator
4
and thread guides
6
should be centred.
Fig. 13 -18
O
Adjust the take-up lever guard
1
(screws
2
) according to
rules
1
and
2
.
O
Adjust the thread regulator
4
(screws
2
) and the thread guide
6
(screws
7
) according to
rule
3
.
1 mm
1
8
2
4
7
6
2
Summary of Contents for 3538-20/02
Page 36: ...Circuit Diagrams 36 Circuit diagram Version 09 02 16 91 191 596 95 Part 1...
Page 37: ...Circuit Diagrams 37 91 191 596 95 Part 2 Version 09 02 16 Circuit diagram...
Page 38: ...Circuit Diagrams 38 Circuit diagram Version 09 02 16 91 191 596 95 Part 3...
Page 39: ...Circuit Diagrams 39 91 191 596 95 Part 4 Version 09 02 16 Circuit diagram...