31
32
Caution
When the openness is not proper, the remained threads get smaller or inconsistent.
In addition, the thread guide disk won’t be closed completely.
6.8 Control of the parts related to wiper
6.8.1) How to control the wiper position
1) When the height of the end of the needle at the needle plate is 19.5mm, loosen the screw for the wiper rotating
shaft collar and the screw for the wiper crank.
2) Press the oscillator link of wiper and control the wiper shaft to be around 10mm away between the wiper and
the needle.
3) Fasten the screw for the wiper rotating shaft collar and the screw for the wiper crank
4) Loosen the screw for the wiper to control the gap between the wiper bottom and the needle end at around
1mm. Then fasten the screw for the wiper.
<Picture 6-14>
6.8.2) The wiper operating switch
When using the wiper, press – position of the wiper
operating switch
A
. When not using the wiper, press
0 position of the wiper operating switch
A
.
<Picture 6-15>
press
Oscillator
link of wiper
10mm
19.5mm
1mm
needle plate
screw for the wiper
crank
screw for the wiper
rotating shaft collar
screw for the wiper
wiper operating OFF
wiper operating ON
wiper operating switch
wiper shaft
A
Содержание SPS/F-1811 Series
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