
CONTENTS
INSTRUCTION MANUAL
1, PRECAUTIONS BEFORE STARTING OPERATION....................................................................................l
2,
SPECIFICATIONS ....................................................................................................................................... 1
3,
PRECAUTIONS FOR SEWING OPERATE .................................................................................................2
4,
NEEDLE .........................................................................................................................................................3
5,
WINDING THE LOWER THREAD ............................................................................................................3
6,
ADJUSTING OF THE BOBBIN WINDER ...................................................................................................4
7,
REMOVING AND INSERTING THE BOBBIN ...........................................................................................4
8,
THREADING .................................................................................................................................................4
9,
ADJUSTING
OF
THREAD TENSION .........................................................................................................5
10, ADJUSTING THE PRESSURE OF PRESSER FOOT ..............................................................................6
11, STITCH LENGTH & REVERSING LEVER ...........................................................................................6
12, ADJUSTING THE LIFT OF THE ALTERNATING PRESSER FOOT .......................................................6
13, RE-SET THE SAFETY CLUTCH MECHANISM ......................................................................................7
14, ADJUSTING THE HEIGHT OF THE FEED DOG ...................................................................................7
15, RELATIVE POSITION OF THE FEED DOG
TO
NEEDLE PLATE .........................................................7
16, ADJUSTING THE HEIGHT OF THE NEEDLE BAR ................................................................................8
17, ADJUSTING THE HEIGHT OF THE PRESSER FOOT ..........................................................................8
18, TIMINGOFTHEVIBRATINGPRESSERFOOT ....................................................................................9
19, ADJUSTING THE THREAD TAKE-UP SPRING ......................................................................................9
CATALOG
A,
ARM BED AND
ITS
ACCESSORIES ......................................................................................................
10
B,
TAKE-UP THREAD AND ARM SHAFT MECHANISM ........................................................................
13
C ROTATING HOOK SHAFT MECHANISM ...............................................................................................
15
D,
FEEDING AND FEED LIFTING MECHANISM ....................................................................................
18
E,
STITCH REGULATOR MECHANISM ....................................................................................................20
F,
NEEDLE BAR FEEDING MECHANISM ..............................................................................................22
G,
PRESSER FOOTMECHANISM ............................................................................................................
25
H,
ACCESSORIES .........................................................................................................................................27
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