5
．
Adjustments
調節裝置
39
5.11.2 Reseting :
(1) Reset each presser foot spring plate
○
2
with the spring plate holder
○
3
.
(2) Reset the plates
○
2
parallel each other on the presser foot
○
2
.
(3) Tighten the screws
○
1
securely.
注意：
在調整機器之前，一定要先把電源關掉，並確定馬達完全停止。
WARNING
Before adjusting, always turn the motor stitch OFF and check that the motor has already stopped.
5.12
置換和調整位置
5.12
Replacing and adjusting knives
5.12.1
上切刀的壓力
(1)
當針在最高點，上切刀在左邊時壓腳要貼著針板
上，上切刀
○
1
刀刃要貼合下切刀
○
2
的刀刃。
(2)
刀座
○
3
和壓力彈簧軸環
○
4
之間的標準間隙為
1.0
mm
。
(3)
鬆開螺絲
○
5
和移動軸環
○
4
調整壓力。
!
增加壓力往上移動彈簧軸環
○
4
。
!
減
壓力往下移動彈簧軸環
○
4
。
Fig.70
5.12.1Pressure of upper knife:
(1) When the needle is at the highest point and the
upper knife
○
1
is at the extreme left, the presser
foot touches the stitch plate, and the upper knife
○
1
touches the lower knife
○
2
closely.
(2) The standard clearance between the bearing of
the knife holder shank support
○
3
and the knife
holder guide collar
○
4
is 1.0 ㎜.
(3) Loosen the screw
○
5
and move the knife holder
huide collar
○
4
to adjust the pressure. Fig.71
● To increase the pressure, move the collar
○
4
upward.
● To decrease the pressure, move the collar
○
4
downward.
刀片成一直線
