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DB2

B773, B774, B7740, B7741 11/21

2002.1

For topstitching       

                                                                                                  [DB2

B773, B774, B7740, B7741]

Gauge type

Presser foot assy

Upper feed dog

Needle plate

Feed dog

Use

J

183566-001

151622-201

S13264-001

159288-201

159301-001

Fixed presser foot

Exchange parts assy
for medium materials

Collared shirt etc., stitching neck,
stitching cuffs, side 

‚

 stretching

type

JD

183571-001

153984-201

Fixed presser foot

Exchange parts assy
for medium materials

Cross-shaped type

teeth

φ

1.6

Oblique type teeth

P1.15

Collared shirt etc., stitching neck,
stitching cuffs, side 

‚

 stretching

type (Max. stitch width 12 mm)
“JD” is “J” with the thickness
presser (183066-001).

S

183578-101

159443-201

Standard (-3)

S13256-001

Standard (-3)

159295-201

Standard (-3)

159305-001

Standard (-3)

Free presser foot

Exchange parts assy
for medium materials

φ

1.6

Parallel type teeth

P1.15

Shirt, blouse, etc., for small sharp
turns.

SG1.5

183620-101

S13761-001

159292-101

S15074-001

Free presser foot

Exchange parts assy

for thin and medium

materials

Shirt, blouse, dress, jacket etc.
Topstitching edge (with stitch
guide spring 1.5mm)

SG2

183621-101

S13765-001

Free presser foot

Exchange parts assy

for thin and medium

materials

Skirt, slacks, topstitching belt etc.,
various stitching (stitch width
2mm)

SG3

183622-101

S13771-001

Free presser foot

Exchange parts assy

for thin and medium

materials

Oblique type teeth

φ

1.6

Oblique type teeth

P1.15

Skirt, slacks, various stitching
(with stitch guide spring 3mm)

Summary of Contents for DB2-B773

Page 1: ...or Single Needle Adjustable Top and Bottom Feed Lock Stitcher with Thread Trimmer and Programmable Shirring Device Specifications Model DB2 B773 B774 B7740 B7741 Subclass 3 6 Use Thin medium heavy materials Sewing speed 4 500 rpm Max stitch length 5 0 mm Feed method Top bottom feed Height of presser foot Knee 13 mm Manual 6 mm Automatic 8 mm Needle bar stroke 31 0 mm Thread take up stroke 57 4 mm ...

Page 2: ... seaming sides attaching and seaming sleeves rolled hemming linings attaching yokes attaching cuffs joining waists Leather jumper seaming necks attaching facing at back centers lining jeresy fonts lining jeresy rounds Ski anorak sewing inside cotton for front back shirts front back shirts sides necks outer inner sleeves and front back bodies attaching fasteners B7740 Same applications as B773 and ...

Page 3: ...ndard 6 Shirring type Function Thread trimmer Thread wiper Quick back Automatic presser foot lifter 3 4 9 Solenoid Function Thread trimmer Thread wiper Quick back Automatic presser foot lifter 4 9 Solenoid Shirring device 3 Standard 6 Shirring type Function Thread trimmer Thread wiper Quick back Automatic presser foot lifter 4 9 Solenoid ...

Page 4: ...740 B7741 4 21 2002 1 Feed guide device DB2 B773 B774 Ref No Part name Part code Q ty 1 FG guide assy S16125 001 1 Feed guide base device DB2 B773 B774 Ref No Part name Part code Q ty 2 FG guide base assy S16126 001 1 ...

Page 5: ...DB2 B773 B774 B7740 B7741 5 21 2002 1 Waist belt device DB2 B773 B774 Ref No Part name Part code Q ty 3 WB device assy 183553 001 1 ...

Page 6: ...DB2 B773 B774 B7740 B7741 6 21 2002 1 Edge guide device DB2 B774 B7740 B7741 ...

Page 7: ...70 712 2 1 13 Knob 154646 001 2 1 14 Closing screw 154647 000 1 1 15 Spring 154648 001 3 1 16 Screw 2 38 154649 001 6 1 17 Adjust screw 122771 001 1 1 18 Point adjust shaft 154650 001 1 1 19 Spring 154651 001 1 1 20 Lever guide 156453 000 1 1 21 Screw flat M2 38 100191 005 2 1 22 Screw flat M3 57 102843 004 1 1 23 Screw pan M3 57 40 5 062670 512 2 1 24 Washer plain S3 5 025350 132 2 1 25 Guide bra...

Page 8: ...mpensating foot AC1 5 183615 101 S13745 101 Free presser foot Exchange parts assy for thin and medium materials Dress shirt blouse etc topstitching edge sewing pocket 1 5mm right compensating foot ACL1 183587 101 S14317 101 Free presser foot Exchange parts assy for thin and medium materials Dress shirt blouse etc topstitching edge sewing pocket 1mm left compensating foot AC2 183580 101 S01041 201 ...

Page 9: ...16 101 S13748 101 Free presser foot Exchange parts assy for thin and medium materials Dress shirt blouse etc topstitching edge sewing pocket 5mm right compensating foot ACL6 183617 101 S13754 101 Free presser foot Exchange parts assy for thin and medium materials Dress shirt blouse etc topstitching edge sewing pocket 6mm left compensating foot ACL7 183618 101 S13758 101 Free presser foot Exchange ...

Page 10: ...Oblique type teeth φ1 2 Lady s wear etc stitching sleeve caps of face and lining cloth seaming back center joining shoulder sewing sides A22 S13781 201 Heavy materials Whole A type φ2 2 Oblique type teeth P1 15 The needle plate has a bigger needle hole for thick materials F 183563 001 151292 201 S13260 001 159295 201 159305 001 Fixed presser foot Exchange parts assy for medium materials Collared s...

Page 11: ...er 183066 001 S 183578 101 159443 201 Standard 3 S13256 001 Standard 3 159295 201 Standard 3 159305 001 Standard 3 Free presser foot Exchange parts assy for medium materials φ1 6 Parallel type teeth P1 15 Shirt blouse etc for small sharp turns SG1 5 183620 101 S13761 001 159292 101 S15074 001 Free presser foot Exchange parts assy for thin and medium materials Shirt blouse dress jacket etc Topstitc...

Page 12: ...1 001 S07671 101 159295 201 159305 001 Fixed presser foot Exchange parts assy for medium materials Men s and lady s wear etc stitching sleeve caps basting under sleeve seaming back center joining shoulder sewing sides S 183578 101 S07670 101 Fixed presser foot Exchange parts assy for medium materials Oblique type teeth φ1 6 Parallel type teeth P1 15 Men s and lady s wear etc stitching sleeve caps ...

Page 13: ... 001 159292 101 S15074 001 Free presser foot Exchange parts assy for medium materials Parallel type teeth φ1 6 Oblique type teeth P1 15 Attaching yoke Attaching cuffs Gathering Basting front lining to facing Effect of uneven material feeding different materials Lady s and children s wear etc Part name Part code Part name Part code Gathering separator assy 183627 001 Separator S3 assy 183214 401 Se...

Page 14: ...o feed materials DB2 B773 B774 B7740 B7741 Gauge type Presser foot assy Upper feed dog Needle plate Feed dog Use C 183560 101 151286 101 S13257 001 159292 101 S15073 001 Exchange parts assy for medium materials φ1 6 Parallel type teeth P1 6 C12 159293 101 Medium materials φ1 2 Seaming princess line Stitching sleeve caps of double cloth sleeve Topstitch pocket mouth Lady s blazer Men s slacks etc C...

Page 15: ... groove φ1 8 Parallel type teeth P1 15 One piece dress Skirt Slacks etc For sewing zipper GS 183584 001 S04541 101 S13263 001 S04540 001 S00846 001 Free presser foot Exchange parts assy for medium materials Cross shaped type teeth With groove φ1 8 For prevent twisting One piece dress Dress Skirt Sportswear etc For sewing zipper GR 183564 001 151293 101 S13262 001 159296 101 Free presser foot Excha...

Page 16: ... dress Skirt etc For sewing zipper K 183567 001 153170 101 S13265 001 159298 101 S00865 001 Fixed presser foot Exchange parts assy for medium materials Free type teeth Sportswear Ski anorak Leather jumper etc For sewing zipper KL7 183583 001 S01941 201 S13266 001 Fixed presser foot Exchange parts assy for medium materials Cross shaped type teeth φ1 8 Parallel type teeth P1 15 School trousers etc F...

Page 17: ...type teeth P1 15 Skirt One piece dress Jumper etc For sewing zipper Stitching Topstitching edge Effective type for puckering Gauge type Presser foot assy Upper feed dog Needle plate Feed dog Use P 183585 101 S04550 101 S13270 001 S13398 001 S13364 001 Free presser foot Exchange parts assy for thin materials Cross shaped type teeth φ1 6 Parallel type teeth P1 15 Lady s wear Flimsy dress Blouse etc ...

Page 18: ...eth P1 15 This type is one brought needle location close to inside belt Special type Gauge type Presser foot assy Upper feed dog Needle plate Feed dog Use BT 183574 101 151281 101 S13257 001 159291 101 S15072 001 Free presser foot Exchange parts assy for thin materials Cross shaped type teeth φ1 2 Rubber feed dog Quilt materials Nylon Taffeta Lining cloth Lady s thin materials etc For prevent to m...

Page 19: ...eve Seaming back center Joining shoulder Effective for materials difficult to slide Teflon presser TL S07035 201 Free presser foot Medium materials Topstitching edge Transparent presser foot for piping TP S07196 201 Free presser foot Medium materials Oblique type teeth φ1 9 Parallel type teeth P1 15 Transparent presser foot for pin tack For B7740 25 mm sensor Gauge type Presser foot assy Upper fee...

Page 20: ...late Feed dog Use S13359 101 S15071 001 B 12S φ1 2 S13358 101 B 16S Whole B P type φ1 6 Oblique type teeth P1 15 S13361 101 S15073 001 Parallel type teeth P1 6 S15074 001 C 12S φ1 2 Oblique type teeth P1 15 S13360 101 S15073 001 Parallel type teeth P1 6 S15074 001 C 16S Whole C SG type φ1 6 Oblique type teeth P1 15 ...

Page 21: ...ole F S SS type φ1 6 Parallel type teeth P1 15 For B7740 18 mm sensor Please use it when stitch length is less than 4 mm Gauge type Presser foot assy Upper feed dog Needle plate Feed dog Use S07037 001 S13365 001 AB 14T φ1 4 S06654 001 AB 16T Whole A F S type φ1 6 Parallel type teeth P1 15 S13363 001 S13364 001 P 16T Whole B P type φ1 6 Parallel type teeth P1 15 ...

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