Brother LK3-B438E MKII Specifications Download Page 1

LK3

B438E Mark II 1/9

2000.7

LK3-B438EMark II

Electronic Lockstitch Button Sewer

Specifications

Stitch formation

Single needle lock stitch

Max. sewing speed

2,500 rpm

Max. pattern size (X 

×

 Y)

0 – 6.4 

×

 0 

 6.4 mm

Needle

TQ × 1 #12

Dimensions of button that can be sewn

Outer diameter of button 8 – 30 mm

(Use the optional button clamp B for diameters of 20 mm or more.)

Space between the button holes 0 – 6.4 mm

Button clamp height

Max. 13 mm

Feed mechanism

R

−θ

intermittent feed mechanism (pulse

motor driven mechanism)

Stitch length

0.1

10.0 mm

No. of stitches

Variable (13, 15, 17, 19, 20, 22, 23, 24, 26, 27, 28, 30, 32, 34, 38 stitches preset)

Max. stitch number

20,000 stitches (including 10,000 stitches which can be added)

Work clamp lifter

Solenoid type

Hook

Shuttle hook

Wiper device

Standard equipment

Thread trimmer device

Standard equipment

Thread take-up device

Standard equipment

Data storage method

PROM (Any sewing pattern can be added using BAS

PC/300)

No. of user programs

16

No. of cycle programs

4

No. of stored data

49 sewing patterns are set already.

(Up to 100 patterns can be added. Total number of stitches of stored data which can

be added is within 10,000.)

Motor

Three phase 400W induction motor

Weights

Machine head: 47 kg  Operation panel: 0.6 kg

Control box: 9 

 19 kg  (depending on destination)

Power supply

Single phase 110, 220

230, 240V Three phase 220, 380, 400V

Max. electric power consumption; 600VA

Summary of Contents for LK3-B438E MKII

Page 1: ... 34 38 stitches preset Max stitch number 20 000 stitches including 10 000 stitches which can be added Work clamp lifter Solenoid type Hook Shuttle hook Wiper device Standard equipment Thread trimmer device Standard equipment Thread take up device Standard equipment Data storage method PROM Any sewing pattern can be added using BAS PC 300 No of user programs 16 No of cycle programs 4 No of stored d...

Page 2: ...8 35 2 3 10 10 0 34 2 4 3 4 25 2 5 5 5 22 46 6 6 1 20 26 2 7 7 7 28 2 6 2 4 47 8 8 1 24 10 6 6 1 20 48 10 10 1 28 11 8 8 1 24 49 12 12 1 32 3 4 3 4 12 8 8 3 26 Thefollowingprogramsrequirethesolenoidthreadwiper OP 13 10 10 1 28 36 6 6 0 26 27 12 12 1 32 37 8 8 0 30 14 3 6 6 0 26 38 10 10 0 34 28 3 8 8 0 30 39 12 12 0 38 15 3 10 10 0 34 40 6 6 0 26 29 3 12 12 0 38 41 8 8 0 30 16 6 5 1 19 42 10 10 0 ...

Page 3: ...S11080 001 1 190 6 Pin 115156 001 2 190 7 Pin spring roll AW2 5 047250 642 2 190 8 Screw pan SM4 37 40 5 062680 512 2 190 9 Shoulder screw SM4 76 115158 001 2 190 10 Button clamp assy M S03467 001 1 190 11 Screw M4 37 S03468 001 1 190 12 Nut SM4 37 S03657 001 1 190 13 Spring plate 115163 001 1 190 14 Button clamp adjust plate 115164 001 1 190 15 Shoulder screw M4 37 115165 001 1 190 16 Shoulder sc...

Page 4: ...LK3 B438E Mark II 4 9 2000 7 Optional device Solenoid thread wiper ...

Page 5: ... EM lock switch harness assy S49482 000 1 20 5 7 1 Switch AVS311N S32335 000 1 20 5 7 2 EM switch harness S49466 000 1 20 5 8 EM switch spacer 3 S37057 001 1 20 5 9 Solenoid cover W S42018 109 1 20 5 10 Screw truss M4 6 008400 604 2 20 5 11 Solenoid cover lid E S37806 109 1 20 5 12 Screw truss M4 6 008400 604 2 20 5 13 Washer plain 13 115007 001 1 20 6 Spacer rubber S41207 000 1 20 7 Plunger pin S...

Page 6: ...LK3 B438E Mark II 6 9 2000 7 Optional device Auxiliary device ...

Page 7: ...1 Shank button clamp bracket assy 142689 309 1 8 1 1 Shank button clamp bracket 154684 009 1 8 1 2 Button clamp A 142677 101 1 8 1 3 Button clamp B 142678 101 1 8 1 4 Screw pan SM3 57 40 8 062670 812 1 8 1 5 Washer 102707 003 1 8 1 6 Button presser stud 142681 001 1 8 1 7 Spring 154685 001 1 8 1 8 Set screw collar 142706 001 2 8 1 9 Screw pan SM3 57 40 7 062670 712 2 8 1 10 Button presser arm 1546...

Page 8: ...66 101 Standard 153833 101 153870 101 Two screws s socket SM4 37 153057 101 are used for setting Feed plate S49950 001 S49951 001 S49952 001 S49953 001 S49954 001 One screws w socket SM4 37 S49955 001 and one screw s socket SM4 37 153057 101 are required for setting Please order them ...

Page 9: ... 153839 001 1 111 Spring 1 2 φ1 2 153871 001 1 113 Bolt SM3 57 144075 001 2 114 Washer plainS3 5 025350 132 2 Spacer Button clamp AL S52071 001 BL S52072 001 CL S52073 001 DL S52074 001 AR S52075 001 BR S52076 001 CR S52077 001 DR S52078 001 Standard Needle hole plate HS S40917 001 HT S40925 001 HU S52079 001 HV S52080 001 HW S52081 001 HX S52082 001 Standard ...

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