Jack A3 User Manual

Mechanical adjustment-armshaft oil supply
Oil supply of
Panel internal
供油系统的原理
Down bobbin
winder,
regulate the
wick
Needle bar oil
amount is too
large, adjust
the position of
the wick
The installation of lubricator
wick of Needle bar
In the process of high
speed machine, needle bar
in the move up and down,
the sleeve friction, at the
same time. If there is no
lubricating oil, high
temperature needle bar and
sleeve, cause the card to
death

Jack A3 Specifications

General

Brand	Jack
Model	A3
Category	Sewing Machine
Language	English