Jack C4 Training Courseware

Operation instructions -parameter Introduction
Technician
area：press “P”and “presser foot key “as the same time
P26
Stitch
between front and back
sensor
1 - 250 100
Setting stitch number, Machine
stopping
if finishing fabric sewing
and no shield for the sensor.
P27
stitch delay for front trimming
0 - 10 2
Stitch
number more, thread short
P28
Stitch
delay for back trimming
0 - 50 8
Stitch
number more, thread short
P29
Stitch
for front suction opening
time
0 - 50 0
P30
stitch
number for front suction
1 - 250 25
P31
Back
sensor closing delay 1 - 50 2
（
*100 ms）
P32
Sensor Switch
(for
avoiding cutting the fabric
0 - 1 1
0：
off 1：on

Jack C4 Specifications

General

Product Introducti	ion-technical specifications
Type/Name	C4 The Fastest Automatic Overlock Machine
Highest Speed	7000rpm/min
Differential	0.7-2.0
Thread Wideth（mm）	1.5-8.0
Presser Foot Height（mm）	5.0-7.0
Needle Type	DCX27
Needle Bar Height	（general）10.4mm/12mm（heavy）
Needle Bar Stroke	（general）24.5mm/26mm（heavy）

Weight and Dimensions

Max Length(mm)	0.8-4.8