typical GC6760 SERIES, Руководство по установке, инструкции и обслуживанию

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TYPICAL GC6760 Series
10 // ADJUSTMENTS
10/1 Adjust the safety switch
The safety switch (1) is normally at position A.
Make sure that the distance between the safety switch (1)
and the table top is correct for proper functioning. It can be
negative to the functioning of the safety switch (1) if the
distance between machine head and table top cut-out bigger
than shown below .
The distance between machine head and table top cut-out is
standardly 1.5 mm. If the distance is 3.5 mm or more install
with the help of a washer (2) between the machine and the
switch (see illustration).
In case one washer is not enough to fi t the safety switch you
can use washers of the same size.
Table Sewing
machine
3.5 mm or more
Distance too big
Shorten distance
If the spring travel way is too small,
the safety switch has no function.
The required spring travel way will stay the same when
you change the position of the safety switch.
1.5 mm
A
B