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ENGLISH
2
1
3
4
4-9. Adjusting the thread take-up spring
1) Adjusting the stroke
Loosen setscrew
2
, and turn thread tension asm.
3
.
Turning it clockwise will increase the moving
amount and the thread drawing amount will
increase.
2) Adjusting the pressure
To change the pressure of the thread take-
up spring
1
, insert a thin screwdriver into the
slot of thread tension post
4
while screw
2
is
tightened, and turn it. Turning it clockwise will
increase the pressure of the thread take-up
spring. Turning it counterclockwise will de-
crease the pressure.
Decrease
Increase
1. Setting range of the intermediate presser is up to the standard of 3.5 mm.
It should be noted, however, that the setting range can be changed to 7 mm at the maxi-
mum by means of MEMORY switch U112.
2. When increasing the height of intermediate presser or making the needle size thicker,
con
fi
rm the clearance between the wiper and the components. Wiper cannot be used un-
less the clearance is secured. In this case, turn OFF the wiper switch, or change the set
value of memory switch U105.
0.5 mm
Summary of Contents for AMS-210EN-7450
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