Seiko SLH-2B Manual

•
SLH-2B
Operator's Guide
HOW TO SET HANDWHEEL
Remove two screws and take off bushing, and set handwheel with the two screws.
Hand-Wheel
Bushing
LUBRICATION
Use white spindle oil. When starting the machine initially and after kept 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.
From the library of: Superior Sewing Machine & Supply LLC

HOW TO SET THE NEEDLE
* Move needle bar to HIGHEST point.
Loosen needle set screw.
* Insert needle up as far as possible,
setting its long groove towards the left.
* Tighten needle set screw securely.
WINDING THE BOBBIN
* Set bobbin winder as shown
B: Adjustment of center position
C: Adjustment of winding amount
INSERTING & REMOVING THE BOBBIN
THREADING NEEDLE
TENSION REGULATING SCREW
PAS .UNDER -V y \
TENSION SPfiltiG' ^
NEEDLE SET
From the library of: Superior Sewing Machine & Supply LLC

•THREAD TENSIONS-
sfmij-
NSION G SCUM;
ADJUSTMENT OF
FOOT PRESSURE
MORE or LESS
MORE TENSION . . . turn to right
LESS TENSION . .. turn to left
SUITABLE TENSION ,. .determined by type of material beingsewn
ADJUSTMENT OF STITCH LENGTH
Adjust Stitch length by serrated nut (A)
and tighten nut (B) against nut (A)
ADJUSTMENT OF ALTERNATING
PRESSER AND UPPER FEED
C . .. adjustment of alternating presser
D
.. . adjustment of feeding amount of outer foot
From the library of: Superior Sewing Machine & Supply LLC

TABLE
HEIGHT OF NEEDLE
When the point of hook
is at the center of the
needle, normal measure
ment between the hook
point and the upper end
of the needle eye should POINT OF
be 3~4 mm.
* Note;the measurement.
Is for standard needle size.
To adjust the measure
ment, raise or lower the
needle bar as may be
required.
HOOK
NEEDLE
•*"0~0.3mm
Motor position
Unit: mm
adjusting screw of
clearance between
hook and needle
Mark • meaurement Is for Japanese standard motor.
RS
Depth qI toot
tMinfitt
i
A B* 626
.1
-(ir
M
200
RIO
RIO
•^1:
20-t -L
A—A section 8—B section
Motor pulley: 70 V—belt: M—64
C0.5 C2
/
Upper side
J
SEIKO SEWING MACHINE CO., LTD.
No. 11-3, Imado 1-chome, Taito-ku, Tokyo 111, Japan
Tel: [phone] Telex: 2657148 SEIKO J
Cable Address: "SEIKOSEWMCO" TOKYO ' ^
From the library of: Superior Sewing Machine & Supply LLC