Jack C4 Installation guide
C4 Training courseware
PRODUCTS INTRODUCTION
OPERATION INSTRUCTIONS
MAINTENANCE INSTRUCTIONS
IMPROVED POINTS INTRODUCTION
01
02
03
04
CONTENT
PRODUCTS INTRODUCTION
OPERATION INSTRUCTIONS
MAINTENANCE INSTRUCTIONS
IMPROVED POINTS INTRODUCTION
01
02
03
04
Product introduction –general introduction
C4 series, supper high speed automatic overlock
machine ,is iterative product of JK-900E，not
only inherit the mechanical advantage of JK-
900E，but only use non-shell hall servo motor 、
integrated control box、three proofing sensor、
needle bar avoiding oil leakage technology、USB
technology and several other new
technology,voice guide，bigger sewing range，
more stable sewing performance，more beautiful
stitch，better machine appearance、novelty、
compact structure ，only need to connect with
power ,then start sewing easily。
C4 - 4 - M 0 3 / 3 3 3
Product introduction-Type plate introduction
Feed dog teeth space distance1.6mm
Feed dog teeth column number
Upper looper stroke6X6
Medium-heavy material
Normal seam
for medium –heavy material
Thread number
Product model
Product Introduction-technical specifications
Type/Name C4 The Fastest Automatic Overlock
Machine
Highest Speed 7000rpm/min
Max Length(mm) 0.8-4.8
Thread Wideth（mm）1.5-8.0
Differential 0.7-2.0
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）
Product Introduction-various models
Parameters of Various models C4
Code Model Needle
Type
Needle
Number
Thread
Type
Gauge
(mm)
Stitch
Wideth
(mm)
Stitch
Length
mm)
Differe
ntial
Presser
Foot
(mm)
Speed
（S.p.m）
pneu
mati
c
KS
1 C4-02×250（Pocket ）14# 2 4 5 24 3.8 0.7-2 5 7000 √
2 C4-3-02/233（general）11# 1 3 —— 4 3.8 0.7-2 5 7000 √√
3 C4-3-12/233（hem）11# 1 3 —— 4 3.8 0.7-2 5.5 7000 √√
4 C4-3-32R2/223（pearl stitch）9# 1 3 —— 1.5 3.8 0.7-2 5 7000 √√
5 C4-3-82/233/P （pneumatic
backstitch）11# 1 3 —— 4 3.8 0.7-2 5 7000
6 C4-4-83/323/P （pneumatic
backstitch）11# 2 4 2 4 4.2 0.7-2 5.5 7000
7 C4-4-M03/333（General）11# 2 4 2 4 4.6 0.7-2 6 7000 √√
8 C4-4-M03/333/H/M（Heavy）11# 2 4 2 4 4.6 0.7-2 6 7000 √√
11 C4-5-53/233（3×5）14# 2 5 3 5 3.8 0.7-2 5 7000 √
12 C4-5-03/233（5×5）14# 2 5 5 5 3.8 0.7-2 5 7000 √√
13 C4-5-03/333（3×4）14# 2 5 3 4 3.8 0.7-2 5 7000 √√
14 C4-5-A04/435（Super heavy）19# 2 5 5 6 5 0.8-1.5 7 7000 √
15 C4-6-03/333（6 thread）11# 3 6 3×2 4 3.8 0.7-2 5 7000 √√
LOREM IPSUM DOLOR
8
Content
Product introduction
Operation instruction
Maintenance instruction
Improved point introduction
01
02
03
04
Improved point introduction
New Outlook Design
New Visual Hammer
New Strip Technology
New Panel
Easy to operate
Integrated control
box, easy to use
USB upgrade
Improved point introduction
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