JUKI LH-3500A Series Instruction Manual page 19

(4) Adjusting the machine head (LH-3528A-7, 3568A-7, 3578A-7 and 3588A-7)
When the slip between the white marker dot on the handwheel and the concave of the cover is
excessive after thread trimming, adjust the angle of the machine head by the operation below.
❷
❶
❶ ❷
❷
❶
❺
❻
❸ ❹
❺
❻
❸ ❹
❼
❽
❺
❻
❸ ❹
– 17 –
1) Simultaneously pressing
switch ❷ and
ON the power switch.
2)
dicator 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 signal is detected. At
this time, the degree of an angle
from the main-shaft reference sig-
nal is displayed on the indicator
❺ . (The value is the reference
value.)
4) In this state, align the white dot ❼ of the hand-
wheel with the concave ❽ of the pulley cover as
shown in the figure.
5) Press
adjustment work. (The value is the
reference value.)
switch ❸ , turn
is displayed ( ❻ ) in the in-
switch ❹ to finish the