– 21 –
3-8.
Adjusting the machine head
(
LU-2810-7, LU-2860-7, LU-2818-7, LU-2868-7)
1) Simultaneously pressing switch
❹
and
switch
❺
, turn ON the
power switch.
2) is displayed
A
in the indicator
and the mode is changed over to the
adjustment mode.
3) Turn the pulley of the machine head by
hand until the main-shaft reference sig-
nal is detected. At this time, the degree
of an angle from the main-shaft refer-
ence signal is displayed on the indicator
B
.
(The value is the reference value.)
4) In this state, align one of the marker
dots
❼
on the pulley with marker line
❽
on the pulley cover as shown in the
gure.
5) Press switch
❻
to nish the adjust-
ment work. (The value is the reference
value.)
6) Turn the power OFF.
•
CP-18
B
❻
❺❹❸
A
❸
❻
❺❹
❻
❺❹❸
❼
❽
When checking the adjustment result, set "Function setting No. 90; Initial sewing machine movement
function" at "1: Initial operation - Sewing machine stops with its needle up". Then, check whether or not
marker dot
❼
is aligned with marker line
❽
. If they are not aligned, carry out the adjustment again.
After checking the adjustment result, return the setting of No. 90 to the previous setting. (Initial value is
"2. Initial operation: Sewing machine turns in the reverse direction and stop with its needle up".)
For the function setting procedure, refer to "III-6. How to set the functions of the SC-922" in the Instruc-
tion Manual for the SC-922.