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Instruction Manual
LS2-B891
LT2-B892
Single Needle Unison Feed Lock Stitcher
Single Needle Unison Feed Lock Stitcher
with Thread Trimmer
Twin Needle Unison Feed Lock Stitcher
Twin Needle Unison Feed Lock Stitcher
with Thread Trimmer
Specifications
No. of needles
LS2-B891
1
LT2-B892
2
LS2-B891- 05, LT2-B892- 05
Thread trimmer
Quick reverse switch
Alternating presser foot
movement change switch
Auto backtack select switch
Needle up switch
Stitch length change switch
Automatic presser foot lifter
F-40 operation panel
Needle gauge
Height of presser foot
(mm)
-
Manual 9
Knee 16
Auto 16 (-705)
3, 4, 6, 8, 10, 12
Sewing speed range (-705)
0
7
¡
Alternating presser
Foot movement amount
1.0 – 2.4 mm
¡
2.5 – 3.9 mm
4.0 – 4.7 mm
4.8 – 7.0 mm
¡
¡
¡
¡
¡
¡
2000.7
Max. stitch length
(mm)
(mm)
9
(Both forward and
reverse)
Stitch length
Max. sewing speed
(rpm)
3,500
6 mm and
6 – 9 mm
less
3,500 rpm
2,000 rpm
3,000 rpm
2,000 rpm
2,500 rpm
2,000 rpm
2,000 rpm
2,000 rpm
LS2-B891, LT2-B892 1/11
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Summary of Contents for Brother LS2-B891
-
Page 1: Specifications
Manual 9 Knee 16 (Both forward and 3,500 Auto 16 (-705) reverse) LT2-B892 3, 4, 6, 8, 10, 12 LS2-B891- 05, LT2-B892- 05 Sewing speed range (-705) Stitch length 6 mm and 6 – 9 mm less ¡ Alternating presser... - Page 2 Automatic thread trimming ¡ Sewing speed setting ¡ Slow start sewing ¡ Needle up stop / Needle down stop Motor - 005 : Clutch motor (2 pole, 550 W) - 007 : Special MD 600 AC servomotor LS2-B891, LT2-B892 2/11 2000.7...
- Page 3 Slide plate, L SSSS60-237 Feed dog SSSS60-309 062401-012 Screw, pan M4 10 Option parts Inner presser foot, A SSSS60-400 Outer presser foot assy, A SSSS60-410 Inner presser foot, B SSSS60-401 Outer presser foot assy, B SSSS60-411 LS2-B891, LT2-B892 3/11 2000.7...
- Page 4 Gauge parts [Models LT2-B892] * If you change from single needle to twin needle, replace with the above gauge as well. LS2-B891, LT2-B892 4/11 2000.7...
- Page 5 Screw, pan SM2.38 - 56 4 SSSS60-048 Bolt, socket M4 5 SSSS27-174 Bolt, socket M4 10 Screw, flat M4 8 SSSS60-235 Slide plate, R SSSS60-236 Slide plate, L SSSS60-237 Screw, pan M4 10 062401-012 062630-412 Screw, pan SM2.38 - 56 4 LS2-B891, LT2-B892 5/11 2000.7...
- Page 6 Conversion parts set (Single needle to twin needle) [Models LS2-B891] LS2-B891, LT2-B892 6/11 2000.7...
- Page 7 Screw, M3 6 2-49 Spacer, 0.3 t = 0.3 SS6024-101 2-49 Spacer, 0.4 t = 0.4 SS6024-102 2-49 Spacer, 0.5 t = 0.5 SS6024-103 2-49 Spacer, 0.2 t = 0.2 SS6024-104 2-50 Horizontal hook assy SSSS60-482 LS2-B891, LT2-B892 7/11 2000.7...
- Page 8 Conversion parts set (Single needle to twin needle) [Models LS2-B891] LS2-B891, LT2-B892 8/11 2000.7...
- Page 9 < Conversion parts to “- 005” spec. > 2-51 Bobbin SSSS60-240 2-52 Bolt, socket M6 25 SSSS38-124 2-53 Eccentric collar SSSS60-252 2-54 Washer SSSS60-245 2-55 Oil wick, 50 SSSS60-273 2-56 Oil tube, 170 SSSS60-620 2-57 Oil tube, 300 SSSS60-621 2-58 Lower shaft SSSS60-605 LS2-B891, LT2-B892 9/11 2000.7...
- Page 10 Conversion parts set (Single needle to twin needle) [Models LS2-B891] LS2-B891, LT2-B892 10/11 2000.7...
- Page 11 Tension spring SS2022-601 SSSS20-225 Thread hook, 1st SSSS60-133 Tension spring guide assy SSSS10-694 144682-001 Screw, SM2.38 - 56 12 4-10 Tension stud, L SSSS10-951 4-11 Spring SSSS10-953 4-12 Tension stud SSSS60-630 4-13 Pusher pin, L t-release SSSS10-952 LS2-B891, LT2-B892 11/11 2000.7...