Brother International DB2-B737 Support Question
Brother International DB2-B737 Support Question
Find answers below for this question about Brother International DB2-B737.Need a Brother International DB2-B737 manual? We have 2 online manuals for this item!
Question posted by meducky on March 19th, 2013
Manuel
need a manuel for
brother exedra model number db2b737;413
Current Answers
Answer #1: Posted by tmckelvey82 on March 19th, 2013 10:12 AM
tmckelvey82
Member since:
November 2nd, 2011 Points: 359,840
Member since:
November 2nd, 2011 Points: 359,840
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Related Brother International DB2-B737 Manual Pages
Parts Manual - Multi - Page 26
W.*
DIFFERENT PARTS LIST/ZUBEHoRLISTE LISTE DES PIECES ACCESSOIRES/LISTA DE PIEZAS ACCESORIAS
BROTHER INDUSTRIES, LTD.
• DB2-B737- 0 N •
MADE IN JAPAN
1 .
Option parts / Sonderzubehor Pieces en option / Piezas opciona
1-3
1-2
T-
1-4
(D
1-5
I
0 0
*96#* Ref.No. 1 1-1 1-2 1-3 1-4 1-5
7 ./r,- -.X.tt4 F M₹Jr5- -A 7 x.ii, l• 3.1... -tr i"- -7 ° 7°,,A7A- ...
Network Users Manual - English - Page 2
...
10
lel Motor brake spacing
11
pi Checking the lamp terminal code
11
Standing work machine
12
pi Application to production control system
13
((OPERATION INSTRUCTION
14
Installation of operation box
14
M Motor and control box (Models DB2-B737 • B747 • B748 • B791 • B793 • B795 • B798)
14
0 Operation box...
Network Users Manual - English - Page 3
... CONNECTOR PANEL))
22
M Model DB2-B737 • B747 • B748 • B791 • B793 • B795 • B798 (Type 300B)
22
Model DB2-B738 (Type #4708)
23
TROUBLESHOOTING
24
CHECKINGTHE MOTOR©
25
111 Motor
25
ri Brake
25
CHECKINGTHE MACHINESOLENOID)S)
26
111 Solenoid load of the machine
26
121 Hem sensor
26
3 B737 Machine control system block...
Network Users Manual - English - Page 4
...sewing machine is free from 215 spm to 3,000 spm. 6. Easy Maintenance The maintenance is also stopped, resulting in highly effective energy saving. 2. There is freely controlled just by connecting the switch to the plug of Sewing Speed The sewing speed is no need... THE MOTOR
*The Brother DC motor is also applied to the automatic thread trimming machines, models DB2-6748, 8795, and 8798...
Network Users Manual - English - Page 5
Use the operation box which is optionally available.
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Operation Box E-4
Machine Head to be Applied [DB2-B737 • B747 • B748 • B791 • B793 • B795 •...
Network Users Manual - English - Page 6
... make strong noise as high frequency welder for both single-phase and three-phase types. In setting down the machine head or touching the needle, be sure to turn off the power switch, remove the front cover and confirm the pilot lamp "OFF". * It is ...
Network Users Manual - English - Page 7
... by the treadle unit. Then the signal from the synchronizer 0, mounted on the pulley of the sewing machine, is sent to the control box Q and the brakes are applied so that the motor runs... start signal and the voltage corresponding to the stepping degree are applied so that the operation of the sewing machine is sent to the control box 0 and the brakes 0 are supplied to the control box Q ...
Network Users Manual - English - Page 9
...synchronizer) Model DB2-B747 • B791 • B793 • B795 • B798
*Take off the power switch.
0
Position Adjustment for Needle Down Signal *Turn the machine pulley this...When the needle up stop hole IC 0 for adjustment. Check the belt tension.
*The machine rotates counterclockwise as for the model B798, 7.5 mm up . ADJUSTMENT D
1 DC Servomotor
Rotating direction
10 mm
0
0
...
Network Users Manual - English - Page 10
... then release it to lower the needle bar. nizer for the Model B748 the needle up stop position. * When the machine pulley is stopped in the down stop position. Use the machine with thin and regular materials, 10 to 22 mm.
Synchronizer Model DB2-B737 • B748
Higher
Lower
Lower
Higher
0
Needle up position 1. Turn the...
Network Users Manual - English - Page 11
...(low speed and thread trimming)
is turned clockwise, the low machine speed is ad- And when counterclockwise, it back so that...sewing speed volume knob, so the VR3 requires no adjustment. 5. When the TVR (torque setting) is turned clockwise, the torque is adjusted to
increase. 4.
Model B737...the stopper. 131 Control box
Control Box (Model DB2-B737) The high speed volume, backtack stitch volume...
Network Users Manual - English - Page 12
... pressures change the position [(a) through (d)] where the treadle spring
is hung on the treadle or by 80%. A
Fig. B
151 Brush replacement
0 a
O
O ..;
0
Stepping Pressure *If the machine starts running at low speed just by
placing your foot on the treadle lever 0 * The stepping pressure is moved as shown in the order
from...
Network Users Manual - English - Page 15
...is procided with the tread trimming output terminal.
Model B738
Collector
1
*With special connectors (cycle output), connect the machine to the external equipments.
*Output signals are...
2 Terminal not used
2. Max. operating current: DC20 mA or less Max. Models DB2-B737 • B747 • B791 • B793. operating current: DC20 mA or less Max. 9 Application to the external ...
Network Users Manual - English - Page 16
...increases. When the actuator is pushed during the
sewing operation, the needle stops at the needle up position and the machine is turned clockwise, the start and continuous backtack ... the machine speed increases.
When it is set to the needle up position. And use (Models DB2-B737 • B747 • B748 • B791 • B795 • B798)
Power switch
O0
a 11
brother
0©...
Network Users Manual - English - Page 17
...the number of stitches for end backtacking C and D. 3.
The number of the box E-4 is pressed,
the number increases. *The machine runs....J
D C
N
0
Box E-2
O For Backtacking 1. 3 Operation box (Models DB2-B737 • B747 • B791 • B793 • B795 • B798)
*The switch settings and the number of A, B, C, and D, then stops running.
▪ For Fixed Stitch Sewing 1.
Network Users Manual - English - Page 18
... require no setting. *Symbols used in figures below require a stitch number setting. The machine works by setting treadle to reverse)
Start backtack
End backtack
Start/end backtack
Fixed stitch sewing with thread trimming ON (thread trimming performed with treadle depressed
forward)
Fixed stitch sewing
Start backtack
End backtack
Start/end backtack
Continuous backtack (Automatic...
Network Users Manual - English - Page 24
... CONNECTOR PANEL
1 Model DB2-B737 • B747 • B748 • B791 • B793 • B795 • B798 (Type 3O0B)
For standing work
O th`
0 CD CD
Machine head
Presser foot ...
11
12
For standing work 4P connector (red)
High speed 0 V
DC + 12 V Low speed
Machine head
2P connector (black)
12P connector
Thread trimming
Leading power
0 V
Leading output
GND
Thread trimming power...
Network Users Manual - English - Page 25
...SCAN 7
13 LSCAN 3
4
0 V
4
BUZZER 14 DPSCAN
5
NO. TH
2
Vf. TH
4
Motor +
5
Vf
6
Motor -
2 Model DB2-B738 (Type #47OB)
Potentiometer
Cycle output
2
Needle position
switch
Hem detection
O
Correction
C)SC) 00C)
switch
ArT\ \Li
0
0
0
For standing work
Machine head
Brake
scp()
Presser foot lifter
Cycle output No.
2P connector
1
Collector
2
Emitter
3
4
5
6
Hem...
Network Users Manual - English - Page 29
... LED PC1 PC2
Operation panel
Set Ply sensor Input Sewing mode Programme
Start tack End tack Repeat Auto SP Slow start Half step Drive Tr
Machine brake Trimmer solenoid Wiper solenoid Reverse feed solenoid Low ...->
Ic 23 24 TC 4050 BP
Scan 0
Scan 1 Scan 2 ).
Scan 4 ). 3 B738 Machine Control System Block Diagram
MD-812-470B
Treadle Front SW Rear SW
Actuator SW Presser SW NL. Servo
ic...
Network Users Manual - English - Page 30
4 B737 Machine Control System Block Diagram
MD-812-300B
Pedal Front SW Rear SW
Actuator SW Presser SW
Synchronizer DN, UP ENC
Hic 1 INP circuit
Transformer
+35V
Power supply
+12V +5V
01V
Hic 3 ENC cont
Motor lock protective
Power ON-OFF detection
)
CPU MB8841
)
Hic 2 Drive circuit
Machine brake Reverse feed solenoid Trimmer solenoid...
Network Users Manual - English - Page 31
151 B737.
O 100V
-15V
Base Emitter B738 Motor Drive Control System Block Diagram
Source IC.34,
O
Fuse Fuse
MD-812-300B MD-812-470BR
BD
SCR
Earth
...
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