Brother LH4-B800E User manual

LH4−B800E 1/9

2001.8

LH4-B800E

Electronic Lockstitch Button Holer

Specifications

Subclass -2 -3 -5

Main use

Buttonholes for clothing

such as dress shirts,

blouses, work clothes and

women’s clothes

Buttonholes for knitted

garments such as knitted

underwear, sweaters,

cardigans and jerseys

Long belt holes for child seat, etc.

Button hole size

A: Max. = 6 mm

B: Max. zigzag stitch length = 39 mm

C: Knife length = 4.0 – 32 mm

D: Max. button hole length = 40 mm

A: Max. = 6 mm

B: Max. zigzag stitch length = 69 mm

C: Knife length = 4.0 – 32 mm

D: Max. button hole length = 70 mm

Max. sewing speed 4,000 rpm

Zigzag mechanism Pulse motor driven mechanism

Feed mechanism Pulse motor driven mechanism

Presser foot lifter mechanism Pulse motor driven mechanism

Height of presser foot 13 mm (Adjustable)

Knife mechanism Double position solenoid

Lower thread holding device Standard equipment

Bobbin presser Standard equipment

Standard sewing pattern 21

Memory pattern 90 ﾊﾟﾀｰﾝ / patterns

Max. number of stitches /

program 700 stitches

(Over cycle program stitch number: 3,000)

Needle Other countries Schmetz Nm134#90 Schmetz Nm134#75 Schmetz Nm134#90

Data storage method P-ROM

(Custom made pattern can be added by BAS-PC/300)

Power supply Single phase 110V, 220V, 230V, 240V

Three phase 220V, 380V, 400V, 415V 600VA

LH4-B800E 2/9 2001.8

Option parts

LH4−B800E 3/9

2001.8

Option parts

Ref. No. Part name Part code Q’ty

“For general materials”

<Needle hole: 1.2 ×

××

×5.4 mm >

1-1 Needle plate set, 1.2RB S51361-001 1

1-1-1 Needle plate assy, 1.2S-RB S50304-101 1

1-1-2 Cutter holder S50297-001 1

1-1-3 Positioning plate S50341-001 1

<Needle hole: 1.4 ×

××

×7.3 mm>

1-1 Needle plate set, 1.4RB S51362-001 1

1-1-1 Needle plate assy, 1.4S-RB S50309-101 1

1-1-2 Cutter holder S50297-001 1

1-1-3 Positioning plate S50341-001 1

<Needle hole: 1.6 ×

××

×7.3 mm>

1-1 Needle plate set, 1.6RB S51363-001 1

1-1-1 Needle plate assy, 1.6S-RB S50311-101 1

1-1-2 Cutter holder S50297-001 1

1-1-3 Positioning plate S50341-001 1

“For knitted materials”

<Needle hole: 1.2 ×

××

×5.4 mm >

1-2 Needle plate set, 1.2RB – 3 S51364-001 1

1-2-1 Needle plate assy, 1.2S-RB –3 S50313-101 1

1-2-2 Cutter holder S50297-001 1

1-2-3 Positioning plate S50341-001 1

<Needle hole: 1.4 ×

××

×7.3 mm>

1-2 Needle plate set, 1.4RB –3 S51365-001 1

1-2-1 Needle plate assy, 1.4S-RB –3 S50317-101 1

1-2-2 Cutter holder S50297-001 1

1-2-3 Positioning plate S50341-001 1

<Needle hole: 1.6 ×

××

×7.3 mm>

1-2 Needle plate set, 1.6RB –3 S51366-001 1

1-2-1 Needle plate assy, 1.6S-RB –3 S50319-101 1

1-2-2 Cutter holder S50297-001 1

1-2-3 Positioning plate S50341-001 1

“For standing operation”

2 Standing operation 2-pedal, #6 J80081-040 1

3 Harness,;S-OPE. S47750-000 1

4 Standing operation 3-pedal, #40 J80380-040 1

*The needle plate RB set uses the elasticity of rubber to prevent the cutter from getting stuck and not returning.

It also helps to keep the cutter blade sharp.

LH4-B800E 4/9 2001.8

Accessories (Option parts)

Ref. No. Part name Part code Q’ty

100 Ruler assy S50477-001 1

100-1 Ruler, A S06139-001 1

100-2 Ruler, B S06140-001 1

100-3 Screw, pan SM4.37 – 40 ×5 062680-512 2

100-4 Washer, plain M4.37 025680-232 2

100-5 Thread trimmer support 146000-001 1

100-6 Screw, pan SM3.57 – 40 ×4 062670-412 2

100-7 Washer 105161-003 2

100-8 Balancer 141620-001 1

100-9 Screw, SM4.37 101671-002 2

100-10 Washer, plain S 4.37 025680-132 2

100-11 Screw, SM4.37 S36522-001 2

120 Ruler assy, 800E S50350-001 1

120-1 Ruler S50476-001 1

120-2 Screw, SM4.37 S36522-001 2

120-3 Ruler spacer S50351-001 1

LH4−B800E 5/9

2001.8

Option

Exchange parts set

Part name Part code Remarks

Exchange parts set. -70 S54501-001 Following the directions of the instruction manual,

specification can be changed easily.

*If users who already have LH4-B800E want to sew long holes, please order the exchange parts set.

*Long hole specification is only available with the control PROM (S50488-000) version MN-C or later.

*When replacing the control PROM MN-A or MN-B with MN-C, replace the cutter sensor setting plate (S50365-101)

together.

Auxiliary table assy

Part name Part code Q’ty

Auxiliary table assy S53996-001 1

LH4-B800E 6/9 2001.8

Gauge parts list

Cutter

S51117-001 S51290-001 S51351-001 ★S51352-001 S51353-001 S51354-001

1 / 4 3 / 8 7 / 16 1 / 2 9 / 16 5 / 8

S51355-001 S51356-001 S25642-001 S51357-001 ★S51358-001

11 / 16 3 / 4 13 / 16 7 / 8 1

S51359-001 S51360-001 S01271-001 S01272-001

29 32 3 / 8 7 / 16

S01273-001 S03280-001 S01274-001 S01275-001 S01276-001 S35630-001

1 / 2 9 / 16 5 / 8 3 / 4 7 / 8 1

*The cutter indicated with the mark ★

★★

★is a standard part. S51352-001 is a standard part for –2 and –3, and S51358-

001 is for –5.

LH4−B800E 7/9

2001.8

Gauge parts list

*1 Work clamp assy, w/finger guard

*2 Work clamp assy

*3 Finger guard

*4 Work clamp

*The work clamp assy indicated with the mark ★

★★

★is a standard part.

*The rubber of thework clamp assy indicated withthe mark 



is harder.

<For“-2”>

1 S37101-102(16 mm RS) S37100-102(25 mm RS) S55347-002(25 mm RSW) S37109-102 (32 mm RS)

159764-202 (16 mm RS) ★159765-202 (25mm RS) 159766-202 (32 mm RS)

2



159764-201(16 mm RS) 



159765-201(25 mm RS) S55346-002 (25 mm RSW) 



159766-201(32 mm RS)

159079-000 159080-000 159080-000 159081-000

159761-002 159762-002 S55345-002 159763-002

<-2 &-5 用/ For-2 & -5 >

1 S37115-001(12.7mm) S37104-101(16mm) S37105-101(25mm)

2 S00643-001 (12.7 mm) 159072-201 (16 mm) 159074-201 (25 mm)

S00660-000 159079-000 159080-000

S00644-001 147113-001 159579-001

1 S37116-001(12.7mm R) S37107-101 (16 mm R) S37108-101 (25 mm R)

2 S03291-001(12.7mm R) 158982-201(16 mm R) 159217-201(25 mm R)

S00660-000 159079-000 159080-000

S03292-001 159581-001 159582-001

LH4-B800E 8/9 2001.8

Gauge parts list

*1 Work clamp assy, w/finger guard

*2 Work clamp assy

*3 Finger guard

*4 Work clamp

*The work clamp assy indicated with the mark ★

★★

★is a standard part.

<For-2 &-5 >

1 S37106-101(32 mm R)

2 159076-201 (32 mm R)

159081-000

159580-001

<For“-3”>

1 S37103-101(16mm) S37102-101(25mm) S55350-001(25mmW) S37110-001(32mm)

2 S01466-201(16mm) ★S01467-201(25mm) S55349-001 (25 mm W) S01468-201 (32 mm)

159079-000 159080-000 159080-000 159081-000

145136-001 144630-001 S55348-001 144632-001

< For “-5”>

1 S54518-001

2★S54514-001(70mm)

S54517-000

S54515-001

LH4−B800E 9/9

2001.8

Gauge parts list

Needle plate

*The needle plate indicated with the mark ★

★★

★is a standard part.

<For“-2”>

S50663-001 (1.2 mm S) ★S50664-001 (1.4 mm S) S50665-001 (1.6 mm S)

<For“-3”>

★S51248-101(1.2mm) S51249-101(1.4mm) S51250-101(1.6mm)

S55344-001 (1.2 mm) ★S54522-001(1.4mm)

*S54522-001 is a standard part only for –5.

For flat cutter <For“-2”>

Needleplate Plasticplate

S50321-001(1.2mmS) 151843-001

<For“-3”>

Needleplate Plasticplate

S50322-101(1.2mmS) 156612-001

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