Brother S-7220B User manual
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S-7220B
SINGLE NEEDLE DIRECT DRIVE NEEDLE FEED LOCK STITCHER
WITH THREAD TRIMMER
PARTS BOO
K
S-7220B-
BROTHER INDUSTRIES, LTD.
MADE IN JAPAN
3
2
1
1
2
3
4:
0:
3:
3:
5:
S-7220B-
BROTHER INDUSTRIES, LTD.
MADE IN JAPAN
3
2
1
4: Thread Trimmer + Quick Reverse + Thread Wiper
0: Minimum lubrication type
3: Semi dry type
3: Medium-weight materials
5: Heavy-weight materials
1
2
3
Description of model plate
1. This book was prepared based on information available in May 2006.
2. Parts are subject to changes in design without prior notice.
3. Parts supplied as complete assemblies are circled by a dotted line.
A. Machine body ...................................................
.
1
B. Needle bar and thread take-up mechanism .....
.
3
C. Needle feed mechanism ................................... 7
D. Presser foot mechanism ................................... 11
E. Feed mechanism .............................................. 13
F. Knee lifter mechanism ...................................... 19
G. Quick reverse mechanism ................................ 21
H. Rotary hook mechanism ................................... 23
J. Lubrication ........................................................ 25
K. Threading mechanism ...................................... 29
L. Bobbin winder mechanism ...............................
.
31
M. Thread trimmer mechanism .............................
.
33
N. Tension release mechanism ............................
.
37
P. Thread wiper mechanism ................................. 39
Q1. Control box and motor mechanism ..................
.
41
Q2. Control box mechanism .................................... 43
Q3. Control box mechanism .................................... 45
R. Quick reverse switch mechanism ..................... 47
S. Power supply equipment mechanism ............... 49
T. Option parts ...................................................... 51
Z.
A
ccessories ...................................................... 53
Sp. Different parts list .............................................. 55
Ga. Gauge parts list ................................................
.
57
Wa. Warning labels .................................................. 61
Index ................................................................. 62
Notes for using this parts book
CONTENTS
1
A. / Machine body
REF.NO CODE Q'TY NAME OF PARTS RM
1 SA1106001 1 STAND R
2 SA1107001 2 STAND L
3 SA4259001 1
MOTOR COVER
4 062501216 3 SCREW PAN M5X12
5 SA7336001 1
SIDE PLATE
6 062501816 2 SCREW, PAN M5X18
7 028050246 2
WASHER SPRING 2-5
8 025050236 2
WASHER PLAIN M 5
9 062501216 6 SCREW PAN M5X12
10 104450101 3
RUBBER CAP, 8
11 S32263001 1
RUBBER CAP, 8.5
12 S12717000 1
RUBBER CAP, 11.5
13 104449001 3
RUBBER CAP, 15.5
14 117936001 2
RUBBER CAP, 9.4
15 159150000 1
RUBBER CAP, 20.5
16 SA7814001 1
RUBBER CAP 20
17 S09621151 1
RULER PLATE
18 062400616 1 SCREW PAN M4X6
19 SA2170001 1 STAND RF
<For Japan only>
20 SA2040001 1 LABEL, CAUTION JPN/ENG
<Except for Japan>
21 SA2041001 1 LABEL, CAUTION CHN/ENG
S7220B-050
2
S-7220B-050
1
A . / Machine body
3
14
13
5
2
21
18
17
9
13
12
4
1010
14
16
15
678
19
20
21
11
2
A. / Machine body
REF.NO CODE Q'TY NAME OF PARTS RM
1 SA1106001 1 STAND R
2 SA1107001 2 STAND L
3 SA4259001 1
MOTOR COVER
4 062501216 3 SCREW PAN M5X12
5 SA7336001 1
SIDE PLATE
6 062501816 2 SCREW, PAN M5X18
7 028050246 2
WASHER SPRING 2-5
8 025050236 2
WASHER PLAIN M 5
9 062501216 6 SCREW PAN M5X12
10 104450101 3
RUBBER CAP, 8
11 S32263001 1
RUBBER CAP, 8.5
12 S12717000 1
RUBBER CAP, 11.5
13 104449001 3
RUBBER CAP, 15.5
14 117936001 2
RUBBER CAP, 9.4
15 159150000 1
RUBBER CAP, 20.5
16 SA7814001 1
RUBBER CAP 20
17 S09621151 1
RULER PLATE
18 062400616 1 SCREW PAN M4X6
19 SA2170001 1 STAND RF
<For Japan only>
20 SA2040001 1 LABEL, CAUTION JPN/ENG
<Except for Japan>
21 SA2041001 1 LABEL, CAUTION CHN/ENG
S7220B-050
2
3
B. / Needle bar and thread take-up mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
1 SA7824001 1
UPPER SHAFT ASSY
2 S23651001 3 SET SCREW SOCKET (FT) M6X6
5 S25235001 1
SCREW M8
6 S25236001 1 SET SCREW SOCKET (FT) M6X10
7 SA1120001 1 BOBBIN WINDER DRIVING WHEEL
8 S23651001 2 SET SCREW SOCKET (FT) M6X6
9 110367001 1
WASHER, PLAIN SPECIAL 8
For "-03"
10 SA7351101 1
NEEDLE BAR CONNECTING ROD SET
11 SA7628001 1
NEEDLE BAR CRANK
12 SA2422001 1
SCREW, SM3.57L
13 012400436 2 SET SCREW SOCKET (FT) M4X4
14 SA2161001 1
WASHER
15 048060342 1 RETAINING RING E6
For "-05"
16 SA7353101 1
NEEDLE BAR CONNECTING ROD SET
17 SA7626001 1
NEEDLE BAR CRANK
18 SA2422001 1
SCREW, SM3.57L
19 012400436 2 SET SCREW SOCKET (FT) M4X4
20 SA2161001 1
WASHER
21 048060342 1 RETAINING RING E6
For "-33"
22 SA7355101 1
NEEDLE BAR CONNECTING ROD SET
23 SA7628001 1
NEEDLE BAR CRANK
24 SA2422001 1
SCREW, SM3.57L
25 012400436 2 SET SCREW SOCKET (FT) M4X4
26 SA2161001 1
WASHER
27 048060342 1 RETAINING RING E6
28 SA7654001 1
SCREW M3X5
29 SA7239101 1
STOPPER PIN
30 012500536 1 SET SCREW SOCKET (FT) M5X5
31 012061036 2 SET SCREW SOCKET (FT) M6X10
32 SA7230001 1
NEEDLE BAR CLAMP
33 140004001 1
SCREW, SM3.57-40X7
34 SA4344001 1
NEEDLE BAR GUIDE SLIDE BLOCK
35 * P. 55 1
NEEDLE BAR
36 * P. 55 1 NEEDLE
37 140553102 1
SET SCREW, SM3.18
38 SA1140001 1
JOINT UNIT
39 S38710001 1
BALL BEARING, 6204ZZNR
40 S23651001 2 SET SCREW SOCKET (FT) M6X6
41 SA2250001 1
TIMING PULLEY, U
42 S38712001 1
FLANGE
43 S38713100 1 FAN
44 SA2404001 3
SCREW, PAN (S WASHER) M4X35
45 151594001 1
NEEDL BAR THREAD GUIDE
46 * P. 55 1 NEEDLE PLATE
47 151267001 2
SCREW, FLAT SM4.37-40X8
48 180018151 1 SLIDE PLATE ASSY
49 114561001 1
SPRING, PLATE
50 122771051 2
SCREW, SM2.38
51 SA5278001 1
LOWER SHAFT ASSY
52 SA1145001 1
BALL BEARING, 6301ZZNR
53 048120142 1
RETAINING RING EXTERNAL C12
54 S25401100 1 OIL SEAL
S7220B-106
4
S-7220B-106
3
B . / Needle bar and thread take-up mechanism
< - 03 / For "- 03" > < - 05 / For "- 05" >
< - 33 / For "- 33" >
49
48
46
8
40
65
43
2
52
63
7
2
31
41
39
42
57
35
8
2
6
29
30
45
36
50
47
37
59
59
60
44
61
62
56
64
38
1
9
54
66
55
53
58 60
34
33 32
13
13
14
15
10
34
28
22
31
31
34
20
21
16
24
26
27
18
12
11
23
17
5
51
19
19
25
25
33 32
33 32
4
B. / Needle bar and thread take-up mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
1 SA7824001 1
UPPER SHAFT ASSY
2 S23651001 3 SET SCREW SOCKET (FT) M6X6
5 S25235001 1
SCREW M8
6 S25236001 1 SET SCREW SOCKET (FT) M6X10
7 SA1120001 1 BOBBIN WINDER DRIVING WHEEL
8 S23651001 2 SET SCREW SOCKET (FT) M6X6
9 110367001 1
WASHER, PLAIN SPECIAL 8
For "-03"
10 SA7351101 1
NEEDLE BAR CONNECTING ROD SET
11 SA7628001 1
NEEDLE BAR CRANK
12 SA2422001 1
SCREW, SM3.57L
13 012400436 2 SET SCREW SOCKET (FT) M4X4
14 SA2161001 1
WASHER
15 048060342 1 RETAINING RING E6
For "-05"
16 SA7353101 1
NEEDLE BAR CONNECTING ROD SET
17 SA7626001 1
NEEDLE BAR CRANK
18 SA2422001 1
SCREW, SM3.57L
19 012400436 2 SET SCREW SOCKET (FT) M4X4
20 SA2161001 1
WASHER
21 048060342 1 RETAINING RING E6
For "-33"
22 SA7355101 1
NEEDLE BAR CONNECTING ROD SET
23 SA7628001 1
NEEDLE BAR CRANK
24 SA2422001 1
SCREW, SM3.57L
25 012400436 2 SET SCREW SOCKET (FT) M4X4
26 SA2161001 1
WASHER
27 048060342 1 RETAINING RING E6
28 SA7654001 1
SCREW M3X5
29 SA7239101 1
STOPPER PIN
30 012500536 1 SET SCREW SOCKET (FT) M5X5
31 012061036 2 SET SCREW SOCKET (FT) M6X10
32 SA7230001 1
NEEDLE BAR CLAMP
33 140004001 1
SCREW, SM3.57-40X7
34 SA4344001 1
NEEDLE BAR GUIDE SLIDE BLOCK
35 * P. 55 1
NEEDLE BAR
36 * P. 55 1 NEEDLE
37 140553102 1
SET SCREW, SM3.18
38 SA1140001 1
JOINT UNIT
39 S38710001 1
BALL BEARING, 6204ZZNR
40 S23651001 2 SET SCREW SOCKET (FT) M6X6
41 SA2250001 1
TIMING PULLEY, U
42 S38712001 1
FLANGE
43 S38713100 1 FAN
44 SA2404001 3
SCREW, PAN (S WASHER) M4X35
45 151594001 1
NEEDL BAR THREAD GUIDE
46 * P. 55 1 NEEDLE PLATE
47 151267001 2
SCREW, FLAT SM4.37-40X8
48 180018151 1 SLIDE PLATE ASSY
49 114561001 1
SPRING, PLATE
50 122771051 2
SCREW, SM2.38
51 SA5278001 1
LOWER SHAFT ASSY
52 SA1145001 1
BALL BEARING, 6301ZZNR
53 048120142 1
RETAINING RING EXTERNAL C12
54 S25401100 1 OIL SEAL
S7220B-106
4
5
B. / Needle bar and thread take-up mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
55 SA1317001 1 OIL SEAL
56 SA1166001 1
LOWER SHAFT GEAR ASSY
57 S23651001 2 SET SCREW SOCKET (FT) M6X6
58 SA2251001 1
TIMING PULLEY, D
59 S23651001 2 SET SCREW SOCKET (FT) M6X6
60 SA2378001 2
SPACER,4.8
61 SA1150001 1
BEARING BUSH ASSY
62 S38707001 1
BALL BEARING, 6004ZZNR
63 S23651001 2 SET SCREW SOCKET (FT) M6X6
64 SA2252001 1
TIMING BELT
65 S23651001 2 SET SCREW SOCKET (FT) M6X6
66 SA2254101 1
LOWER SHAFT BUSH
S7220B-106
6
S-7220B-106
5
B . / Needle bar and thread take-up mechanism
< - 03 / For "- 03" > < - 05 / For "- 05" >
< - 33 / For "- 33" >
49
48
46
8
40
65
43
2
52
63
7
2
31
41
39
42
57
35
8
2
6
29
30
45
36
50
47
37
59
59
60
44
61
62
56
64
38
1
9
54
66
55
53
58 60
34
33 32
13
13
14
15
10
34
28
22
31
31
34
20
21
16
24
26
27
18
12
11
23
17
5
51
19
19
25
25
33 32
33 32
6
B. / Needle bar and thread take-up mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
55 SA1317001 1 OIL SEAL
56 SA1166001 1
LOWER SHAFT GEAR ASSY
57 S23651001 2 SET SCREW SOCKET (FT) M6X6
58 SA2251001 1
TIMING PULLEY, D
59 S23651001 2 SET SCREW SOCKET (FT) M6X6
60 SA2378001 2
SPACER,4.8
61 SA1150001 1
BEARING BUSH ASSY
62 S38707001 1
BALL BEARING, 6004ZZNR
63 S23651001 2 SET SCREW SOCKET (FT) M6X6
64 SA2252001 1
TIMING BELT
65 S23651001 2 SET SCREW SOCKET (FT) M6X6
66 SA2254101 1
LOWER SHAFT BUSH
S7220B-106
6
7
C. / Needle feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
2 SA7358101 1
N F REGULATOR ARM D
3 S23651001 2 SET SCREW SOCKET (FT) M6X6
4 110367001 1
WASHER, PLAIN SPECIAL 8
5 SA7359101 1 N F REGULATOR CONNECTING ROD
6 151308102 1
STUD, 12.5
7 012500536 2 SET SCREW SOCKET (FT) M5X5
8 SA7361101 1
N F REGULATOR ARM U
9 018501436 1
BOLT SOCKET M5X14
10 SA7725001 1
REGULATOR ARM ELECTRIC PIN
11 110367001 1
WASHER, PLAIN SPECIAL 8
12 S20356001 1
WASHER, PLAIN 10
13 SA7362301 1 NEEDLE FEED REGULATOR UNIT
15 SA7364101 1
FEED REGULATOR LINK STUD S
16 012500536 7 SET SCREW SOCKET (FT) M5X5
17 012060536 2 SET SCREW, SOCKET (FT) M6X5
18 SA7384101 1 FEED REGULATOR SUPPORT ASSY
19 S23651001 2 SET SCREW SOCKET (FT) M6X6
20 SA7368001 1 LINK S ASSY
21 060400416 2
SCREW, BIND M4X4
22 110367001 2
WASHER, PLAIN SPECIAL 8
23 SA7370201 1 LINK L
24 SA7371201 1 N F CONNECTING ROD ASSY
25 SA7374001 1
LINK STUD ASSY
26 113024000 1 PUSHER
27 014300432 1
SET SCREW SOCKET (CP) M3X4
28 SA7377201 1
NEEDLE FEED ARM R
29 062061616 1 SCREW PAN M6X16
For "-3"
30 SA7379101 1 N F ECCENTRIC WHEEL3.1
31 S25236001 2 SET SCREW SOCKET (FT) M6X10
32 S23651001 1 SET SCREW SOCKET (FT) M6X6
For "-5"
30 SA7379101 1 N F ECCENTRIC WHEEL3.1
31 S25236001 2 SET SCREW SOCKET (FT) M6X10
32 S23651001 1 SET SCREW SOCKET (FT) M6X6
For "-03 & -05 "
33 SA7391001 1
N-BAR BASE ASSY
34 014500536 1
SET SCREW SOCKET (CP) M5X5
35 012400436 1 SET SCREW SOCKET (FT) M4X4
36 012400436 1 SET SCREW SOCKET (FT) M4X4
37 SA7394201 1 LIN
K
38 SA7471001 1
LINK STUD
39 SA7842001 2
SCREW M4
40 062400616 1 SCREW PAN M4X6
41 062061616 1 SCREW PAN M6X16
42 110367001 2
WASHER, PLAIN SPECIAL 8
43 SA7396101 1
NEEDLE FEED SHAFT ARM L
44 SA7558001 1
NF ARM SHAFT
45 SA7397001 1
NEEDLE FEED ARM SHAFT
46 SA4302001 1
WASHER
47 025040232 1
WASHER PLAIN M 4
48 SA7401101 1
N-F ARM SHAFT STOPPER
49 048040142 1
RETAINING RING EXTERNAL C4
50 SA4499001 1
WICK HOLDER
S7220B-107
8
7
S-7220B-107
C . / Needle feed mechanism
< - 03, - 05 >
24
20
30
16
32
5
7
58
25
3 2
23
22 21
28
29
17
16
27
31 31
72
74
53 12
69
65
65
63
61
39
40
76
50
43
42 37 46
41
48 47 49
13
15
16
19
75
67
36
66
68
38 42
39
9
8
6 4 3 7
11 10
22 21
20
26
73
62
65
18
65
64
64
44, 45
77
33
78
79
57
56
60
59
71
52
51
34
35
8
C. / Needle feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
2 SA7358101 1
N F REGULATOR ARM D
3 S23651001 2 SET SCREW SOCKET (FT) M6X6
4 110367001 1
WASHER, PLAIN SPECIAL 8
5 SA7359101 1 N F REGULATOR CONNECTING ROD
6 151308102 1
STUD, 12.5
7 012500536 2 SET SCREW SOCKET (FT) M5X5
8 SA7361101 1
N F REGULATOR ARM U
9 018501436 1
BOLT SOCKET M5X14
10 SA7725001 1
REGULATOR ARM ELECTRIC PIN
11 110367001 1
WASHER, PLAIN SPECIAL 8
12 S20356001 1
WASHER, PLAIN 10
13 SA7362301 1 NEEDLE FEED REGULATOR UNIT
15 SA7364101 1
FEED REGULATOR LINK STUD S
16 012500536 7 SET SCREW SOCKET (FT) M5X5
17 012060536 2 SET SCREW, SOCKET (FT) M6X5
18 SA7384101 1 FEED REGULATOR SUPPORT ASSY
19 S23651001 2 SET SCREW SOCKET (FT) M6X6
20 SA7368001 1 LINK S ASSY
21 060400416 2
SCREW, BIND M4X4
22 110367001 2
WASHER, PLAIN SPECIAL 8
23 SA7370201 1 LINK L
24 SA7371201 1 N F CONNECTING ROD ASSY
25 SA7374001 1
LINK STUD ASSY
26 113024000 1 PUSHER
27 014300432 1
SET SCREW SOCKET (CP) M3X4
28 SA7377201 1
NEEDLE FEED ARM R
29 062061616 1 SCREW PAN M6X16
For "-3"
30 SA7379101 1 N F ECCENTRIC WHEEL3.1
31 S25236001 2 SET SCREW SOCKET (FT) M6X10
32 S23651001 1 SET SCREW SOCKET (FT) M6X6
For "-5"
30 SA7379101 1 N F ECCENTRIC WHEEL3.1
31 S25236001 2 SET SCREW SOCKET (FT) M6X10
32 S23651001 1 SET SCREW SOCKET (FT) M6X6
For "-03 & -05 "
33 SA7391001 1
N-BAR BASE ASSY
34 014500536 1
SET SCREW SOCKET (CP) M5X5
35 012400436 1 SET SCREW SOCKET (FT) M4X4
36 012400436 1 SET SCREW SOCKET (FT) M4X4
37 SA7394201 1 LIN
K
38 SA7471001 1
LINK STUD
39 SA7842001 2
SCREW M4
40 062400616 1 SCREW PAN M4X6
41 062061616 1 SCREW PAN M6X16
42 110367001 2
WASHER, PLAIN SPECIAL 8
43 SA7396101 1
NEEDLE FEED SHAFT ARM L
44 SA7558001 1
NF ARM SHAFT
45 SA7397001 1
NEEDLE FEED ARM SHAFT
46 SA4302001 1
WASHER
47 025040232 1
WASHER PLAIN M 4
48 SA7401101 1
N-F ARM SHAFT STOPPER
49 048040142 1
RETAINING RING EXTERNAL C4
50 SA4499001 1
WICK HOLDER
S7220B-107
8
9
C. / Needle feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-33"
33 SA7390201 1
N-BAR BASE UNIT
34 014500536 1
SET SCREW SOCKET (CP) M5X5
35 012400436 1 SET SCREW SOCKET (FT) M4X4
36 012400436 1 SET SCREW SOCKET (FT) M4X4
37 SA7394201 1 LIN
K
38 SA7471001 1
LINK STUD
39 SA7842001 2
SCREW M4
41 062061616 1 SCREW PAN M6X16
42 110367001 2
WASHER, PLAIN SPECIAL 8
43 SA7396101 1
NEEDLE FEED SHAFT ARM L
44 SA7558001 1
NF ARM SHAFT
45 SA7397001 1
NEEDLE FEED ARM SHAFT
46 SA4302001 1
WASHER
47 025040232 1
WASHER PLAIN M 4
48 SA7401101 1
N-F ARM SHAFT STOPPER
49 048040142 1
RETAINING RING EXTERNAL C4
51 SA7382001 1 HOLDER
52 062350616 2 SCREW PAN M3.5X6
53 SA7383201 1
N F REGULATOR SHAFT BUSH
56 113024000 1 PUSHER
57 012400436 1 SET SCREW SOCKET (FT) M4X4
58 SA7389201 1
NEEDLE FEED SHAFT
59 012060536 1 SET SCREW, SOCKET (FT) M6X5
60 012060536 1 SET SCREW, SOCKET (FT) M6X5
61 SA7483201 1
N FEED SHAFT METAL R ASSY
62 SA7485101 1
N FEED SHAFT METAL L ASSY
63 SA7826001 1
N FEED SHAFT METAL M ASSY
64 SA4588001 3 SET COLLAR
65 012500536 6 SET SCREW SOCKET (FT) M5X5
66 SA4295001 1
BUSH,R
67 SA4294001 1
BUSH,L
68 062500816 1 SCREW PAN M5X8
69 SA4505001 1 SLIDE BLOCK GUIDE ASSY
71 SA4346001 1 WICK,3X3
72 SA4503001 1 WICK SETTING PLATE
73 060400416 1
SCREW, BIND M4X4
74 018501636 1
BOLT SOCKET M5X16
75 SA4298001 1
NEEDLE BAR BRACKET GUIDE
76 062401216 2 SCREW PAN M4X12
77 SA4300001 1
RUBBER PACKING
78 SA4301001 1
RUBBER PACKING PLATE
79 S25310101 3
SCREW, FLAT M4
S7220B-107
10
9
S-7220B-107
C . / Needle feed mechanism
< - 03, - 05 >
24
20
30
16
32
5
7
58
25
3 2
23
22 21
28
29
17
16
27
31 31
72
74
53 12
69
65
65
63
61
39
40
76
50
43
42 37 46
41
48 47 49
13
15
16
19
75
67
36
66
68
38 42
39
9
8
6 4 3 7
11 10
22 21
20
26
73
62
65
18
65
64
64
44, 45
77
33
78
79
57
56
60
59
71
52
51
34
35
10
C. / Needle feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-33"
33 SA7390201 1
N-BAR BASE UNIT
34 014500536 1
SET SCREW SOCKET (CP) M5X5
35 012400436 1 SET SCREW SOCKET (FT) M4X4
36 012400436 1 SET SCREW SOCKET (FT) M4X4
37 SA7394201 1 LIN
K
38 SA7471001 1
LINK STUD
39 SA7842001 2
SCREW M4
41 062061616 1 SCREW PAN M6X16
42 110367001 2
WASHER, PLAIN SPECIAL 8
43 SA7396101 1
NEEDLE FEED SHAFT ARM L
44 SA7558001 1
NF ARM SHAFT
45 SA7397001 1
NEEDLE FEED ARM SHAFT
46 SA4302001 1
WASHER
47 025040232 1
WASHER PLAIN M 4
48 SA7401101 1
N-F ARM SHAFT STOPPER
49 048040142 1
RETAINING RING EXTERNAL C4
51 SA7382001 1 HOLDER
52 062350616 2 SCREW PAN M3.5X6
53 SA7383201 1
N F REGULATOR SHAFT BUSH
56 113024000 1 PUSHER
57 012400436 1 SET SCREW SOCKET (FT) M4X4
58 SA7389201 1
NEEDLE FEED SHAFT
59 012060536 1 SET SCREW, SOCKET (FT) M6X5
60 012060536 1 SET SCREW, SOCKET (FT) M6X5
61 SA7483201 1
N FEED SHAFT METAL R ASSY
62 SA7485101 1
N FEED SHAFT METAL L ASSY
63 SA7826001 1
N FEED SHAFT METAL M ASSY
64 SA4588001 3 SET COLLAR
65 012500536 6 SET SCREW SOCKET (FT) M5X5
66 SA4295001 1
BUSH,R
67 SA4294001 1
BUSH,L
68 062500816 1 SCREW PAN M5X8
69 SA4505001 1 SLIDE BLOCK GUIDE ASSY
71 SA4346001 1 WICK,3X3
72 SA4503001 1 WICK SETTING PLATE
73 060400416 1
SCREW, BIND M4X4
74 018501636 1
BOLT SOCKET M5X16
75 SA4298001 1
NEEDLE BAR BRACKET GUIDE
76 062401216 2 SCREW PAN M4X12
77 SA4300001 1
RUBBER PACKING
78 SA4301001 1
RUBBER PACKING PLATE
79 S25310101 3
SCREW, FLAT M4
S7220B-107
10
11
D. / Presser foot mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-3"
1 SA1171001 1
PRESSER BAR
For "-5 "
1 SA1173001 1
PRESSER BAR
2 SA7242001 1
PRESSER BAR BUSH
3 062500616 1 SCREW PAN M5X6
4 026050136 1
WASHER PLAIN S 5
5 SA1174001 1
PESSER ADJUSTING SCREW, M14
6 SA1175001 1
A
DJUST SCREW NUT
7 SA7607001 1
SPRING GUIDE
For "-3"
8 S13561101 1
PRESSER BAR SPRING
For "-5 "
8 141728001 1
PRESSER BAR SPRING
9 140407001 1
WASHER
For "-3"
10 SA4484001 1 PRESSER FOOT ASSY
11 025350132 1
WASHER PLAIN S 3.5
12 SA2778201 1
FINGER GUARD
13 SA4487101 1
PRESSER FOOT ASSY W/F-GUARD
For "-5 "
10 SA4489001 1 PRESSER FOOT ASSY
11 025350132 1
WASHER PLAIN S 3.5
12 SA2778201 1
FINGER GUARD
13 SA4490101 1
PRESSER FOOT ASSY W/F-GUARD
14 S13385001 1
SCREW, SM3.57-40X10
15 SA4483001 1
PRESSER BAR LIFTER LEVER
16 SA7407101 1
KNEE LIFTER CONNECTING ROD
17 SA1179001 1
SHOULDER SCREW, M5
18 SA7406101 1
KNEE LIFTER LEVER
19 SA1181001 1
PRESSER BAR LIFTER LEVER SHAFT
20 012500536 1 SET SCREW SOCKET (FT) M5X5
22 SA1183001 1 TENSION RELEASE PLATE
23 SA1184001 1 T-RELEASE SELECTION PLATE
24 018400532 1
BOLT SOCKET M4X5
25 025040232 1
WASHER PLAIN M 4
26 SA1186001 1
P-BAR LIFTER LEVER SPRING
27 S07350001 1
WASHER PLAIN
28 048050342 2 RETAINING RING E5
29 SA1179001 1
SHOULDER SCREW, M5
30 SA2165001 1
SHOULDER SCREW, M6
31 SA7408001 1
KNEE LIFTER BAR
32 SA1179001 1
SHOULDER SCREW, M5
33 S31006001 1
LIFTING LEVER
34 S39051001 1
SCREW, PAN (S/P W) M3.5X12
35 S45837001 1
PRESSER BAR LIFTER CRANK
36 SA4468001 1
PRESSER BAR GUIDE BRACKET ASSY
39 S13399001 1
SCREW, SM3.57X12
40 SA4256101 1
A
DJUSTING SCREW M6
41 021060306 1 NUT 3 M6
S7220B-201
12
D . / Presser foot mechanism
11
S-7220B-201
10
1
9
2
33
19
35
15
34
31
5
7
6
8
16
17
28
13
14
121114
20
23 22
27
24 25
26
32
40
18
41
3
4
36
29
30
39
12
D. / Presser foot mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-3"
1 SA1171001 1
PRESSER BAR
For "-5 "
1 SA1173001 1
PRESSER BAR
2 SA7242001 1
PRESSER BAR BUSH
3 062500616 1 SCREW PAN M5X6
4 026050136 1
WASHER PLAIN S 5
5 SA1174001 1
PESSER ADJUSTING SCREW, M14
6 SA1175001 1
A
DJUST SCREW NUT
7 SA7607001 1
SPRING GUIDE
For "-3"
8 S13561101 1
PRESSER BAR SPRING
For "-5 "
8 141728001 1
PRESSER BAR SPRING
9 140407001 1
WASHER
For "-3"
10 SA4484001 1 PRESSER FOOT ASSY
11 025350132 1
WASHER PLAIN S 3.5
12 SA2778201 1
FINGER GUARD
13 SA4487101 1
PRESSER FOOT ASSY W/F-GUARD
For "-5 "
10 SA4489001 1 PRESSER FOOT ASSY
11 025350132 1
WASHER PLAIN S 3.5
12 SA2778201 1
FINGER GUARD
13 SA4490101 1
PRESSER FOOT ASSY W/F-GUARD
14 S13385001 1
SCREW, SM3.57-40X10
15 SA4483001 1
PRESSER BAR LIFTER LEVER
16 SA7407101 1
KNEE LIFTER CONNECTING ROD
17 SA1179001 1
SHOULDER SCREW, M5
18 SA7406101 1
KNEE LIFTER LEVER
19 SA1181001 1
PRESSER BAR LIFTER LEVER SHAFT
20 012500536 1 SET SCREW SOCKET (FT) M5X5
22 SA1183001 1 TENSION RELEASE PLATE
23 SA1184001 1 T-RELEASE SELECTION PLATE
24 018400532 1
BOLT SOCKET M4X5
25 025040232 1
WASHER PLAIN M 4
26 SA1186001 1
P-BAR LIFTER LEVER SPRING
27 S07350001 1
WASHER PLAIN
28 048050342 2 RETAINING RING E5
29 SA1179001 1
SHOULDER SCREW, M5
30 SA2165001 1
SHOULDER SCREW, M6
31 SA7408001 1
KNEE LIFTER BAR
32 SA1179001 1
SHOULDER SCREW, M5
33 S31006001 1
LIFTING LEVER
34 S39051001 1
SCREW, PAN (S/P W) M3.5X12
35 S45837001 1
PRESSER BAR LIFTER CRANK
36 SA4468001 1
PRESSER BAR GUIDE BRACKET ASSY
39 S13399001 1
SCREW, SM3.57X12
40 SA4256101 1
A
DJUSTING SCREW M6
41 021060306 1 NUT 3 M6
S7220B-201
12
13
E. / Feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-3"
1 SA7859001 1
STITCH LENGTH DIAL ASSY
2 SA4494001 1
SCREW SM4.76
3 108549001 1
O RING
For "-5 "
1 SA7860001 1
STITCH LENGTH DIAL ASSY
2 SA4494001 1
SCREW SM4.76
3 108549001 1
O RING
For "-3"
4 SA1261001 1
ECCENTRIC WHEEL, W/SCREW
94 S25236001 2 SET SCREW SOCKET (FT) M6X10
For "-5 "
4 SA1263001 1
ECCENTRIC WHEEL, W/SCREW
94 S25236001 2 SET SCREW SOCKET (FT) M6X10
5 S50098101 1
POSITIONING PIN
6 100328001 1
NOTCH SPRING
7 SA7660001 1 FEED REGULATOR ASSY
8 142374100 1
BUSH DRY :L=20
9 SA2849001 1 F-REGULATOR CONNECTING ROD
10 151308102 1
STUD, 12.5
11 012500536 1 SET SCREW SOCKET (FT) M5X5
12 SA7635001 1
FEED REGULATOR SHAFT
13 012060536 2 SET SCREW, SOCKET (FT) M6X5
14 SA1206001 1
REVERSE SEWING SHAFT
15 S25469100 2
BUSH DRY :L=12
16 025100132 1
WASHER PLAIN S 10
17 048080342 1 RETAINING RING E8
18 SA1207001 1
SPACER
19 062500816 2 SCREW PAN M5X8
20 SA7321001 1
REVERSE LEVER
21 062501416 1 SCREW PAN M5X14
22 SA1209001 1
REVERSE LEVER SPRING
23 153132000 1
NYLON TUBE, L=13.5
25 SA1211001 1
HANDLE SHAFT ARM
26 156958021 1
FEED ROCK ARM SHAFT
27 012500536 1 SET SCREW SOCKET (FT) M5X5
28 018501636 1
BOLT SOCKET M5X16
30 SA2850101 1
FEED REGULATOR SHAFT ARM
31 SA7661001 1
FEED REGULATOR SHAFT
32 018501436 1
BOLT SOCKET M5X14
33 SA2851001 1
ECCENTRIC PIN
34 012500536 1 SET SCREW SOCKET (FT) M5X5
35 SA7670001 1
FEED REGULATOR SHAFT R ASSY
36 SA7253001 1
FEED REGULATOR SHAFT BUSH(L)
37 012060536 1 SET SCREW, SOCKET (FT) M6X5
38 SA1269001 1 OIL SEAL
40 SA7697001 1 CONNECTING ROD S
41 SA1218001 1
FEED REGULATOR SHAFT JOINT
42 151308102 1
STUD, 12.5
43 012500536 1 SET SCREW SOCKET (FT) M5X5
44 SA7323201 1 FEED REGULATOR UNIT
45 SA7324201 1 FEED REGULATOR ASSY
47 012500536 2 SET SCREW SOCKET (FT) M5X5
48 SA1223001 1 LEVEL FEED CONNECTING ROD
49 SA7254001 1
LINK SHAFT
50 012500536 2 SET SCREW SOCKET (FT) M5X5
51 S16335001 1 LEVEL FEED LINK ASSY
53 S16337001 1
FEED ROCKER ARM LINK ASSY
S7220B-202
14
S-7220B-202
13
E . / Feed mechanism
< - 3, - 5
/ For "- 3 & - 5" >
1
1
108
109
3
8
3
100 101
2
2
14
10
11
1213
15 16 17
18 19 22
20
23
27
15
30
31
28
2526
33
5
6
34
32
35
107
110
36 38
56
7
87
44
9
40
79
99
98
81 84 86
82
48
59 65
111
80
67
41 43 37
105
42
76
65 66
47
9293
96
83 85
57
4
58
49
55
54
50
72
70
67
69
68
73
74
60
75
77
78
45
61
62
63 64
53
51
94
21
106
104
103
112
95
91
97
88
89 90
14
E. / Feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
For "-3"
1 SA7859001 1
STITCH LENGTH DIAL ASSY
2 SA4494001 1
SCREW SM4.76
3 108549001 1
O RING
For "-5 "
1 SA7860001 1
STITCH LENGTH DIAL ASSY
2 SA4494001 1
SCREW SM4.76
3 108549001 1
O RING
For "-3"
4 SA1261001 1
ECCENTRIC WHEEL, W/SCREW
94 S25236001 2 SET SCREW SOCKET (FT) M6X10
For "-5 "
4 SA1263001 1
ECCENTRIC WHEEL, W/SCREW
94 S25236001 2 SET SCREW SOCKET (FT) M6X10
5 S50098101 1
POSITIONING PIN
6 100328001 1
NOTCH SPRING
7 SA7660001 1 FEED REGULATOR ASSY
8 142374100 1
BUSH DRY :L=20
9 SA2849001 1 F-REGULATOR CONNECTING ROD
10 151308102 1
STUD, 12.5
11 012500536 1 SET SCREW SOCKET (FT) M5X5
12 SA7635001 1
FEED REGULATOR SHAFT
13 012060536 2 SET SCREW, SOCKET (FT) M6X5
14 SA1206001 1
REVERSE SEWING SHAFT
15 S25469100 2
BUSH DRY :L=12
16 025100132 1
WASHER PLAIN S 10
17 048080342 1 RETAINING RING E8
18 SA1207001 1
SPACER
19 062500816 2 SCREW PAN M5X8
20 SA7321001 1
REVERSE LEVER
21 062501416 1 SCREW PAN M5X14
22 SA1209001 1
REVERSE LEVER SPRING
23 153132000 1
NYLON TUBE, L=13.5
25 SA1211001 1
HANDLE SHAFT ARM
26 156958021 1
FEED ROCK ARM SHAFT
27 012500536 1 SET SCREW SOCKET (FT) M5X5
28 018501636 1
BOLT SOCKET M5X16
30 SA2850101 1
FEED REGULATOR SHAFT ARM
31 SA7661001 1
FEED REGULATOR SHAFT
32 018501436 1
BOLT SOCKET M5X14
33 SA2851001 1
ECCENTRIC PIN
34 012500536 1 SET SCREW SOCKET (FT) M5X5
35 SA7670001 1
FEED REGULATOR SHAFT R ASSY
36 SA7253001 1
FEED REGULATOR SHAFT BUSH(L)
37 012060536 1 SET SCREW, SOCKET (FT) M6X5
38 SA1269001 1 OIL SEAL
40 SA7697001 1 CONNECTING ROD S
41 SA1218001 1
FEED REGULATOR SHAFT JOINT
42 151308102 1
STUD, 12.5
43 012500536 1 SET SCREW SOCKET (FT) M5X5
44 SA7323201 1 FEED REGULATOR UNIT
45 SA7324201 1 FEED REGULATOR ASSY
47 012500536 2 SET SCREW SOCKET (FT) M5X5
48 SA1223001 1 LEVEL FEED CONNECTING ROD
49 SA7254001 1
LINK SHAFT
50 012500536 2 SET SCREW SOCKET (FT) M5X5
51 S16335001 1 LEVEL FEED LINK ASSY
53 S16337001 1
FEED ROCKER ARM LINK ASSY
S7220B-202
14
15
E. / Feed mechanism
REF.NO CODE Q'TY NAME OF PARTS RM
54 156958021 1
FEED ROCK ARM SHAFT
55 SA1225001 1
FEED ROCK ARM
56 048040342 1 RETAINING RING E4
57 S12915001 1
ROLLER BEARING, RADIAL 25 :RED
58 S25321001 1 HOLDER
59 062350616 2 SCREW PAN M3.5X6
60 062501416 1 SCREW PAN M5X14
61 SA1226101 1
FEED REGULATOR SHAFT, L
62 104449001 1
RUBBER CAP, 15.5
63 SA1227101 1
FEED REGULATOR SUPPORT SHAFT
64 SA1228001 1
RUBBER CAP, 14.5
65 012060536 2 SET SCREW, SOCKET (FT) M6X5
66 SA1229101 1
SET SCREW (FT) M6X6
67 S23651001 2 SET SCREW SOCKET (FT) M6X6
68 SA2377001 1
RUBBER CAP LABEL
69 S34352101 1
RUBBER CAP, 13.5
70 SA1230001 1
FEED ROCK SHAFT ASSY
72 SA2162001 1 FELT
73 SA7255001 1
FEED SHAFT BUSH(R)
74 SA1237001 1 OIL SEAL
75 SA1233101 1
FEED SHAFT BUSH L
76 012060536 1 SET SCREW, SOCKET (FT) M6X5
77 156243021 1
THRUST RING
78 048150142 1
RETAINING RING EXTERNAL C15
79 SA1234001 1 SET SCREW COLLAR
80 S23651001 2 SET SCREW SOCKET (FT) M6X6
81 014300432 1
SET SCREW SOCKET (CP) M3X4
82 SA7673001 1
FEED BAR ASSY
83 SA7674001 1
FEED BAR
84 SA7330001 1
FEED ROCK BRACKET ARM
85 158722001 1
WASHER PLAIN 4.2
86 SA1242001 1
SET SCREW 5X7
87 SA7257001 2
SCREW 5X12
For "-3"
88 159521001 1
FEED DOG
For "-5 "
89 S13102101 1
FEED DOG
90 159525001 1
FEED DOG
For "-3"
91 SA1245101 1
F-LIFTING ECCENTRIC WHEEL ASSY
92 S25339201 1
FEED BAR ARM PRESSER
93 062300616 2 SCREW PAN M3X6
95 SA1247001 1
ECCENTRIC WHEEL, W/SCREW
96 S25236001 2 SET SCREW SOCKET (FT) M6X10
For "-5 "
91 SA1250101 1
F-LIFTING ECCENTRIC WHEEL ASSY
92 S25339201 1
FEED BAR ARM PRESSER
93 062300616 2 SCREW PAN M3X6
95 SA1251001 1
ECCENTRIC WHEEL W/SCREW
96 S25236001 2 SET SCREW SOCKET (FT) M6X10
97 100080004 2
SCREW, SM3.18-44X6.5
98 SA1242001 1
SET SCREW 5X7
99 014300432 1
SET SCREW SOCKET (CP) M3X4
100 S47508101 1
DIAL LOCK LEVER
101 S39830101 1
SPRING
103 SA2347001 1
BOLT M5X16
S7220B-202
16
S-7220B-202
15
E . / Feed mechanism
< - 3, - 5
/ For "- 3 & - 5" >
1
1
108
109
3
8
3
100 101
2
2
14
10
11
1213
15 16 17
18 19 22
20
23
27
15
30
31
28
2526
33
5
6
34
32
35
107
110
36 38
56
7
87
44
9
40
79
99
98
81 84 86
82
48
59 65
111
80
67
41 43 37
105
42
76
65 66
47
9293
96
83 85
57
4
58
49
55
54
50
72
70
67
69
68
73
74
60
75
77
78
45
61
62
63 64
53
51
94
21
106
104
103
112
95
91
97
88
89 90
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4
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