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Popular Brother International LS2-B877 Manual Pages
Parts Manual - English - Page 2
MADE IN JAPAN
® -5 :
F/ Standard
-305: #;4,139+4 vM•yan/ Thread trimmer + Quick reverse (Solenoid type) 1 *Sitattirig
/
Single needle unison feed lock stitcher with large hook
BROTHER INDUSTRIES, LTD.
• LT2-B878- MADE IN JAPAN
2*St*Illgitig tVE::
Twin needle unison feed lock stitcher with large hook
BROTHER INDUSTRIES, LTD.
LS2-B877-
Parts Manual - English - Page 17
....35-28X18
13
5487121O1 1 71- -,Y.g .
m
SUPPORT PLATE
13-4
521514101
1 '9X*94.76
SCREW, SM4.76
13-5
108549001 1 o V > /
0 RING
14
5495321O1
1 9. -f 17 8.1:1 -%91., /- fi t,
SHAFT, ; F.h.c.:77I) >.,'
NEEDLE BEARING
5
155451321
1 X-1/\.11•>>> 1):--*9Vk
LEVEL FEED ECCENTRIC WHEEL W/S
5-1
014771022
2 7* h X * 96.35h * 53
SET SCREW, SOCKET (CP) SM6.35
8
143613051...
Parts Manual - English - Page 25
....35-28X25 WASHER BUSH, U THRUST RING, A ;1.2MM THRUST RING, B ;1.4MM NEEDLE BEARING RETAINING RING BUSH, D SET SCREW, (CP) SM4.76 OPENER LINK OPENER LEVER, L SHAFT, ;O-LINK WASHER, PLAIN... 18 au J1 . 7
(B877) / Rotary hook mechanism (B877) /Greifervorrichtung (B877) /
Mecanisme du crochet rotatif (B877) / Mecanismo del cangrejo (B877)
REF.NO. CODE Q'TY
ei)4 -1
NAME OF PARTS
RM
3 4
5 6-1 6-2...
Parts Manual - English - Page 27
...B877) / Rotary hook mechanism (B877) / Greifervorrichtung (B877) /
Mecanisme du crochet rotatif (B877) / Mecanismo del cangrejo (B877)
REF.NO. CODE Q'TY
t>.) 4 -f
NAME OF PARTS
RM
*7 fi a >OA" "
" OPTION PARTS...;W/BOX OUTER R-HOOK ASSY, CAP ;W/BOX NEEDLE GUARD SCREW SET SCREW INNER ROTARY HOOK ASSY CAP ASSY TENSION SPRING TENSION ADJUSTING SCREW SET SCREW HOLDING PLATE, ;L-THREAD SCREW, 5M1....
Instruction Manual - English and Spanish - Page 16
... 45
9. Adjusting the walking foot, inner presser foot and needle timing 66 10-6. Tension Release (-305 67 10-7. INSTALLING OPTIONAL PARTS 90 13-1. TROUBLESHOOTING GUIDE 100
LS2-B877, LT2-B878 (English) Installing the oil pan 10 5-2. Installing the bobbin winder 14 5-6. Installing the bobbin or cap 28 6-4-1. Sewing 38 7-2. STANDARD ADJUSTMENTS 50 10-1. Adjusting the presser foot...
Instruction Manual - English and Spanish - Page 26
...section 2C
B-B cross section
15.5±0.5 mm
15.5±0.5 mm
B B
7
LS2-B877, LT2-B878 MESA DE TRABAJO Y MOTOR (-5)
4. TABLE DE TRAVAIL ET MOTEUR...weight and withstand the vibration of the sewing machine.
• Drill holes as indicated ...supporter le poids et les vibrations de la machine à coudre.
• Percer les trous comme indiqué dans l'illustration ci-dessous.
• La parte...
Instruction Manual - English and Spanish - Page 31
... parte superior de la placa de aguja. 2) Bajar el prensatelas t usando el levantador de barra de prensatelas r.
12
LS2-B877, LT2-B878 Stellen Sie den Kniehebel ein. 1) Drehen Sie die Riemenscheibe um den Transporteur unter die Stichplatte abzusenken. 2) Senken Sie den Stoffdrückerfuß t mit dem Stoffdrückerfßhebel r ab.
2. INSTALLATION...
Instruction Manual - English and Spanish - Page 37
...cotton
stand instruction manual, and then install the cotton stand
q to seize.
1.
NOTA: Si el tubo de succión q no se baja, el aceite lubricante no se mueva.
18
LS2-B877, LT2-B878... lowered, the lubricating oil will not recirculate, which could cause the sewing machine to the far right corner of the work table. INSTALLATION 5. INSTALACION
5-9. REMARQUE: Si l'on n'abaisse pas le tube d'...
Instruction Manual - English and Spanish - Page 64
...foot w move up and down alternately. • The standard setting is depressed by identical distances. • The height of ...le pied presseur intérieur, sinon la machine risquera de se mettre en marche si l'...máquina funcionará si por error se pisa el pedal, lo que ... ser ajustada a un máximo de 4,5 mm.
45
LS2-B877, LT2-B878 TENSION DU FIL 8. Adjusting the walking foot and...
Instruction Manual - English and Spanish - Page 69
... à les remettre à leur place initiale et vérifier qu'ils fonctionnent correctement avant d'utiliser la machine. Schalten Sie in injury. • When carrying out inspection, adjustment and
maintenance • When replacing consumable parts such as a result of the electrical system. Attendre que le moteur se soit complètement arrê...
Instruction Manual - English and Spanish - Page 94
... q mit der
Zapfenschraube e am Schraubenloch B. 5.
Desmontar la cubierta trasera w. 2.
Install the rear cover w. Déposer le couvercle arrière w. 2.
Instalar la varilla de conexión q en el orificio del tornillo B
con el tornillo de hombro e. 5. Instalar la cubierta trasera w.
75
LS2-B877, LT2-B878 10. STANDARD ADJUSTMENTS 10. Changing the knee lifter...
Instruction Manual - English and Spanish - Page 119
...? TROUBLESHOOTING GUIDE
• Be sure to check
• Is a breaker or fuse blown? • Is the power cord disconnected? • Is the V-belt installed? Sewing machine pulley doesn't turn off as a result of
the motor's inertia. Upper and lower threads are damaged, smooth them with an oiled grindstone or replace it is bent or broken, replace the needle...
Instruction Manual - English and Spanish - Page 120
... particular model and sewing specifications is pushed with the correct outer diameter) that matches the maximum sewing speed and frequency of the feed dog correct?
If the needle tip is 1 mm above the needle plate at the maximum sewing speed within the rated range. tion manual
66
5. Adjust the walking foot, inner presser foot and needle timing.
66
101
LS2-B877...
Instruction Manual - English and Spanish - Page 121
... thread trimming.
• Are the tips of bobbin during thread trimming?
Problem
7.
The bobbin winding amount should not be more than the light-alloy bobbins specified by Brother.
29 · 30
26 28 29 · 30
28
LS2-B877, LT2-B878 (English)
102 TROUBLESHOOTING GUIDE 15.
Lower thread
Spinning of the movable knives damaged or bent...
Instruction Manual - English and Spanish - Page 122
... threads are not moving during sewing?
• Does the needle pass the center of the cotton stand easily? If the needle bar has been turned, turn it again to set it to leave any pieces of 10 - 14
14
mm when pushed with product liability regulations.
-
58
85 (Step 3)
103
LS2-B877, LT2-B878 (English)
Caution...
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