Highlead GA1398-1 User Manual
Purchasing
Copy
Dept
HIGH
LEAD
GA1398-1
SUPER-HEAVY DUTY TOP AND
LOCKSTITCH SEWING
MACHINE
Instruction Manual
BOTTOM
FEED
Parts
SHANGHAI HUIGONG
N0.3
Catalog
SEWING MACHINE FACTORY
----- CONTENTS -----
1.
PRECAUTIONS BEFORE STARTING OPERATION ..................................................................... 1
1) Safety Precautions .................................................. ········································································· 1
2) Precaution Before Starting Operation ...................................... · .................................................... 1
3) Precaution for Operating Conditions .......................................
2.
HOW TO SET HANDWHEEL .................................... ·········································································1
3.
LUBRICATION ..................................................................................................................................... 2
4.
HEIGHTOFNEEDLE······························ ............................................................................................ 2
5.
ADJUSTING SCREW OF NEEDLE HEIGHT ................................................................................. 3
6.
WINDING THE BOBBIN·································································· ................................................... 3
7.
INSERTING& REMOVING THE BOBBIN .................................................................................... 4
8.
THREADINGNEEDLE·············· .. ······················································ .................................................. 4
9.
THREAD TENSIONS ........................................................................................................................... 5
··
................................................... 1
10. ADJUSTMENT OF
11.
ADJUSTMENT OF STITCH LENGTH···············-.............................................................................. 6
12.
SPECIFICATIONS·················································································· .. ············· .. ···•····· .. ·········· ........ 6
13
..
FACE
PLATE, THREAD TAKE-UP LEVER
14.
ARM SHAFT, THREAD TAKE-UP LEVER, NEEDLE BAR · · ................................................. 9
15.
PARTS
FOR
FOOT
PRESSURE .............................................................................................. 5
COV!~R
................................................................. 7
UPPER FEEDING MECHANISM ..... ...................
..
..............................................
12
16. PRESSER BAR, UPPER FEED BAR .......................................................................................... 15
17.
OSCILL .
18.
THROATPLATE,
19.
PARTS
20. ACCESSORIES (
21. ACCESSORIES
.<\TING
FOR
SHAFT, SHUTTLE HOOK ............................................................................... 18
LOWERFEEDROCKSHAFT
................................................................... 20
THREAD TENSION ................................................ · .................................................
1)
··············································· · .................... · · · ................................................
(2)
.......................................................................................................................
22
24
26
1.
PRECAUTIONS BEFORE STARTING OPERATION
1)
Safety Precautions
(1) When turning the power on, keep your hands and fingers away from the area around/under the needle
and the area around the pulley.
Power must be turned
(2)
(3) The power must be turned off before tilting the machine head, installing or removing the
adjusting the machine, or when replacing.
(4) Avoid placing fingers, hairs, bars etc. nears the pulley,
the machine is operation. Injury could result.
(5) Do not insert fingers into the thread take-up cover, under/round the needle, or pulley when the ma-
is
in operation.
a belt cover, finger guard are installed, do not operate the machine without these safety devices.
(6)
chine
If
off
when the machine
is
not used.
"V"
belt, bobbin winder pulley, or motor when
2) Precaution Before Starting Operation
(1) If the machine is lubricated
(2) When a new sewing machine
power on.
(The pulley should rotate counterclockwise when viewed from the pulley.)
(3) Verify the voltage and phase (single or three) with those given on the machine nameplate.
by
a drop oiler, never operate the machine before lubricating.
is
first turned on, verify the rotational direction
of
the pulley with the
3) Precaution for Operating Conditions
"V" belt,
(I)
Avoid using the machine at abnormally high temperatures (35
or lower). Otherwise, machine failure may result.
(2) Avoid using the machine in dusty conditions.
2. HOW TO SET HANDWHEEL
Remove two screws and take
off
bushing, and set hand wheel with the two screws.
·c
or higher) or low temperatures
Hand--wheel
(5
·c
-1-
3.
LUBRICATION
Use white spindle oil. When starts the machine initially and after keeps for a long time without
using at all, oil sufficiently to respective necessary parts before starting operation, pre-running and with severe
use. Oil frequently each necessary parts during operation.
4.
HEIGHT
OF
NEEDLE
When the point
the upper end
*Note:
dle bar as may
of
hook
of
the needle eye should
the measurement,
be
required.
is
at the center
be
is
for standard needle size.
3-4
of
the needle, normal measurement between the hook point and
mm.
To
adjust the measurement, raise or lower the nee-
POINT
OF
HOOK
-2-
5.
ADJUSTING SCREW
OF
NEEDLE HEIGHT
._(
6.
WINDING
* Set bobbin winder
8:
Adjustment
C: Adjustment
THE
BOBBIN
as
Shown
of
center position
of
winding amount
-
adjusting
cleerence
hook
end
screw
of
between
needle
B
-3-
7.
INSERTING & REMOVING THE BOBBIN
8.
THREADING NEEDLE
\
TENSION
REGULATING
SCREW
-4-
9.
THREAD TENSIONS
m:>re
tension
... turn
to
right
less
tension
... turn
to
left
10.
ADJUSTMENT OF FOOT PRESSURE
<:~
MORE
~E
j f
JI
SS
o '
0
1
~~
;~
0
~
"
:
-5-
11. ADJUSTMENT
OF
STITCH LENGTH
Adjust stitch length
by
serrated nut (A) and tighten nut (B) against nut (A)
""'\
\
\
\
12. SPECIFICATIONS
Material weight
Max. speed
Stitch length
bar
Needle
Presser
foot
Needle type
Shuttle hook
Bobbin
Oil lubrication method
Bed dimensions
stroke
Hand Lifter
Knee lifter
Super-thick material
700rpm
0-15rrnn
56. 7rrnn
29 rrnn
32 rrnn
KSP7-31
¢7.7X38
Manual
654X
1000 (#250)
258 rrnn
Schmetz
-6-
A.FACE
PLATE,
THREAD
TAKE-UP
LEVER
COVER
1
5
\
I
7
-7-
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