
---CONTENTS---
Instruction Manual
• Preparation for operation
..............................................................
1
1, Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2,
Precautions before starting operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3,
Precautions for operating conditions
.......................................................
1
• Cautions
on
use
......................................................................
1
1, Lubrication (
1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2,
Lubrication (2)
........................................................................
1
3,
Condition
of
oil lubrication
..............................................................
1
4,
Cautions on operation
..................................................................
2
• Operation
...........................................................................
2
1, How
to
attach needle
...................................................................
2
2,
How
to
wind the lower thread
...........................................................
2
3,
Selection ofThread
....................................................................
3
4,
How
to
route the upper thread
............................................................
3
5,
Adjustment
of
stitch length and reverse sewing
...............................................
4
6,
Setting bobbin
........................................................................
4
7,
Threading ofbobbin thread
..............................................................
4
8,
Balance
of
thread tension
................................................................
4
9,
Lower thread tension
...................................................................
4
10, Upper thread tension
..................................................................
4
11, Adjustment
of
pressure
of
presser foot
....................................................
5
12, Timing between rotating hook motion and needle motion
......................................
5
13,
AdjustmentofFeeddogheight
..........................................................
5
14, Walking foot and presser foot vertical stroke adjustment
......................................
6
15, Safety clutch device
...................................................................
6
16, Installation
ofBelt
cover
...............................................................
7
Specifications
............................................................................
7
Parts Catalog
A,
ARM
BED AND ITS ACCESSORIES
.....................................................
8
B,
THREAD TENSION REGULATOR MECHANISM
.........................................
10
From the library of: Superior Sewing Machine & Supply LLC