– 28 –
6-18 Longitudinal feed
Preparationforadjustment
TurnOFFthepowerswitch.Keeppressingboththereversestitchbuttonandthreadtrimmingbuttonsimul-
taneously and turn ON the power switch. The service mode screen appears on the display. Select "DARN-
ING"tochangeoverthescreentothesewingpatternforadjustingdarning.
Adjustmentprocedure
Carry out sewing of a darning pattern three times or more continuously in repetition.
Adjust,with ,sothatthebottomendseamoftheinnerleftrowofaturn-backsectionofthe
darningpatternisonalinewiththebottomendseamoftherightrow(roughindicationoferror:0±1mm)
thirddarningpatternseamisonaline,asillustratedinthegure,andconrmwith .
− 1 mm
〜
+ 1 mm
Direction of adjustment of lengthwise feed
• In the case the lower
end of the right line is
higher than the lower
end the inner left line
⇨
Adjustin"+"direction
• In the case the lower
end of the right line is
lower than the lower
end the inner left line
⇨
Adjustin"-"direction
Dearning