20X Bar-tacking and Button Sewing Machine(LCD N) Service Parameter Setting
3
Service Parameter Setting
Service parameters are different from normal parameters and usually are not allowed to change by users.
These parameters are for technicians to debug the machine.
3.1 Service Parameter Activation and Change
When sewing LED is off, hold pressing
key for 3~5 seconds until the buzzer rings so as to
activate and change the service parameter.
The operation of service parameter change is the
same with that of normal parameter, please refer to [2.7
memory switch activation and change].
3.2 Service Parameter List
No.
Function
Adjustment Range
Default
Value
Remarks
K001
Pedal Type
0: Analog Single Pedal
1: Digital Single Pedal
2: Double Pedals
3: Double Pedals, but only the
operation pedal controls
0
K002
Intermediate Presser Foot Control Method
0: no control
1: not used
2: solenoid control
3: mechanical control
0
K019
Lifting time of pneumatic outer presser foot
0
～
90
30
K021
Positions of standard pedal & pedal switch
50
～
200
70
K022
Position of standard pedal & stroke switch
of high/low section.
50
～
200
120
K023
Position of standard pedal & start switch
50
～
200
185
