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5. Adjustment screen
Pressing the standard screen key
At this time, when the No. 2 of the upper stage DIP switches located on the right side face of the operation
box panel is set to:
OFF : Display only
ON : Setting is possible.
A padlock mark on the lower right of the panel display screen represents the state.
(1) Sewing machine start-up speed
(2) Adjusting the 1st hook
WARNING
Operate by only an operator who has a proper knowledge and operation training since needle-
to-hook timing adjustment is performed after turning ON the power.
Close
List of display
, press ten key "0", and adjustment screen is displayed.
Start-up speed can be selected from among 5 stages. (Standard value : 3)
Change the start-up speed to slow if thread slip-off at the start of sewing should
occur.
1
Fast
Enter the 1st hook adjustment screen with the selection key
The value displayed on the pictograph represents the distance between 1st hook
and 2nd hook (reference).
Perform opening / closing of the hook cover after entering the 1st hook
adjustment screen.
The hook moves in a unit of 0.01 mm with the ten key "1" (open)
or "7" (close), and moves in a unit of 0.1 mm with the ten key "2"
or "8".
To ensure safety, however, the keys "2" and "8" cannot be accept-
ed when the thread take-up lever is not positioned in its upper
dead point.
Open
5
Slow
1. Be sure to press the
ing hook position adjustment.
2. Be careful not to allow your hand to be caught in the
hook base by the move of the hook base on front
side during performing hook position adjustment.
– 26 –
.
key to register after perform-
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