JUKI SC-920 - Automatic Compensation of Neutral Point of the Pedal Sensor; Selection of the Pedal Specifications

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9. Automatic compensation of neutral point of the pedal sensor
Whenever the pedal sensor, spring, etc. are replaced, be sure to perform following operation :
10. Selection of the pedal specications
When the pedal sensor has been replaced, change the set value of function setting No. 50 according to the newly
connected pedal specications.
0 : KFL
1 : PFL
1) Pressing switch
❹
, turn ON the
power switch.
2) Compensated value is displayed on
indicator
Ⓑ
.
(Caution) 1. At this time, the pedal sen-
sor does not work properly
if the pedal is depressed.
Do not place the foot or any
object on the pedal. Warn-
ing sound "blips" and the
correct compensation value
is not displayed.
2. If any display ("-0-" or "-8-")
other than a numeric value
appears on indicator
Ⓑ
, re-
fer to the Engineer's Manual.
❻
❺❹❸
❶
Ⓑ
Ⓐ
❷
❼
3) Turn OFF the power switch, and turn ON the power switch again to return to the normal mode.
(Caution) Be sure to re-turn ON the power switch when one or more seconds have passed after turning it OFF.
(If the ON-OFF operation is carried out faster than the above, the setting may not change normally.)
❻
❺❹❸
❶
Ⓑ
Ⓐ
❷
❼
(Caution) Pedal sensor with two springs
located at the back part of the
pedal type is PFL, and that
with one spring type is KFL.
Set the pedal sensor to PFL
when lifting the presser foot by
depressing the back part of the
pedal.