SunStar KM-2070P SERIES - Reverse Feed Control and Button Usage

20) Using Reverse Feed Control Lever and Using Reverse Button(A Button)
■ Condense (BackTack) Function
- Used to prevent the fabric loosening at start and end of sewing work.
During sewing, if you press reverse feed button, then performs to condense sewing by the setting value(adjustment of stitch width
by condense adjustment dial and feed adjustment dial), while you pressed the reverse feed button. (in case of [Fig. b])
Condense sewing is start and end condense sewing.([Fig. a])
■ Feed adjustment dial and condense adjustment dial
< In case of condense sewing >
Feed adjustment dial : adjustment of A, D side stitch width
Condense adjustment dial : adjustment of B, C side stitch width
< In case of reverse feed button>
Feed adjustment dial : stitch width
Condense adjustment dial : ( Right Direction : forward condense function )( Left Direction : backward condense function )
■ Reverse Button Function
- To sew Mirror Reverse Shape is available during sewing.
While pattern shape is set up to ‘5-*A’or ‘6-*A’, place the pedal to the neutral position during sewing, press reverse button , and
‘AAAA’is displayed on the indication device and reverse sewing is available. (Whenever reverse function is used, reverse button
must be used.)
If you press reverse button at a mistake during sewing stop, press reverse button once more, and mirror reverse function
disappears completely.
While pattern shape is set up to ‘5-*A’or ‘6-*A’, during sewing, if you press reverse feed button, then performs to condense
sewing by the setting value(adjustment of stitch width by condense adjustment dial and feed adjustment dial), while you pressed
the reverse feed button.
<Note> Feed adjustment dial > Condense adjustment dial
<Caution>
When deciding width, if needle plate is for 8mm, width scope can set up to -4mm~4mm. When setting the width scope to -
5mm~5mm, it digresses work scope and the needle can be broken. In this case, use by setting the maximum width to
10mm. See “zigzag width”in article 3-6).
Condense Adjustment Dial
Feed
Adjustment Dial
[ forward condense
sewing function ]
[ Backward condense
sewing function ]
Sewing
Sewing Start
Start Condense
End Condense
AB
DC
Practical
sewing state
Sewing
Back
tack
Switch
is on
[ condense → +scale ]
[a] start/end condense sewing [b] when reverse feed lever pressed
[ condense → - scale ]
reverse
feed lever
29
Reverse Feed Button
R