Brother International MD-817 Service Manual - Page 3

Brother International MD-817 Manual

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INTRODUCTION This servi ce manual is compi led for the technical staff responsible for maintai- ni ng and inspecting the drive motor designed for the automat ic thread trimming machine. The manual describes the motor and the control box and also covers adj- ustments. Read the service manual careful ly so that you understand the right ha- nding and adjustment. TABLE OF CONTENTS DESCRIPTION OF THE MOTOR 1 SPECIFICATIONS 2 NAME OF EACH PARTS 3 PRINCIPLE OF CONTROL SYSTEM 5 CONFIGURATION 6 MD-806.816.807. 817 SPARE PARTS CODE NUMBERS OF MOTORS 7 Spare parts code for control box 8 Spare parts I i st1 9 Spare parts l ist2 10 Sensor. CPU&ROM LIST 11 OPERATION PANEL 12 OPERATION INSTRUCTIONS Motor control and control box use 13 ADJUSTMENT 011 DC Servomotor 14 aD Need l e pos ition detector 14 0 Motor 16 Eg Brush replacement 17 5] Checking AC low vol tage output 17 53 Control box 18 09 Function of the toggle swi tches 19 11 Funct ion of the sl ide switches 19 Eg Explanat ion each DIP swi tches of MarkI I.NBN, BAST 20 El Parameter setti ng 26 03 Parameter and timing l ist 27 TROUBLESHOOTING 33 Error indication l ist 34 CHECKING THE MOTOR Cl] Motor 35 E5 Brake 35 CHECKING THE MACHINE SOLENOIDS ED So l enoi d load of the machine 36 al Solenoi ds table 37 SPEED ADJUSTMENT FOR EACH MACHINE ail Selection of motor pul ley and method of replacemant 38 D Adjustment of each speed 38 (7.-5 Sewing speed of each mac ine 39 NOTES REGARDING DC MOTOR INSTALLATION 40 DC MOTOR TROUBLESHOOTING GUIDE 41 CONTROL BOX TROUBLESHOOTING GUIDE OUTL INE 50 CONTROL BOX TROUBLESHOOTING GUIDE DETAILS 51 III Mai n f low -chart 52 En Connector related 55

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INTRODUCTION
This
servi
ce
manual
is
compi
led
for
the
technical
staff
responsible
for
maintai—
ni
ng
and
inspecting
the
drive
motor
designed
for
the
automat
ic
thread
trimming
machine.
The
manual
describes
the
motor
and
the
control
box
and
also
covers
adj—
ustments.
Read
the
service
manual
careful
ly
so
that
you
understand
the
right
ha—
nding
and
adjustment.
TABLE
OF
CONTENTS
DESCRIPTION
OF
THE
MOTOR
1
SPECIFICATIONS
2
NAME
OF
EACH
PARTS
3
PRINCIPLE
OF
CONTROL
SYSTEM
5
CONFIGURATION
6
MD
-806.816.807.
817
SPARE
PARTS
CODE
NUMBERS
OF
MOTORS
7
Spare
parts
code
for
control
box
8
Spare
parts
I i
st1
9
Spare
parts
l
ist2
10
Sensor.
CPU&ROM
LIST
11
OPERATION
PANEL
12
OPERATION
INSTRUCTIONS
Motor
control
and
control
box
use
13
ADJUSTMENT
011
DC
Servomotor
14
aD
Need
l
e
pos
ition
detector
14
0
Motor
16
Eg
Brush
replacement
17
5]
Checking
AC
low
vol
tage
output
17
53
Control
box
18
09
Function
of
the
toggle
swi
tches
19
11
Funct
ion
of
the
sl
ide
switches
19
Eg
Explanat
ion
each
DIP
swi
tches
of
MarkI
I
.NBN,
BAST
20
El
Parameter
setti
ng
26
03
Parameter
and
timing
l
ist
27
TROUBLESHOOTING
33
Error
indication
l
ist
34
CHECKING
THE
MOTOR
Cl]
Motor
35
E5
Brake
35
CHECKING
THE
MACHINE
SOLENOIDS
ED
So
l
enoi
d
load
of
the
machine
36
al
Solenoi
ds
table
37
SPEED
ADJUSTMENT
FOR
EACH
MACHINE
ail
Selection
of
motor
pul
ley
and
method
of
replacemant
38
D
Adjustment
of
each
speed
38
(7
-
.5
Sewing
speed
of
each
mac
ine
39
NOTES
REGARDING
DC
MOTOR
INSTALLATION
40
DC
MOTOR
TROUBLESHOOTING
GUIDE
41
CONTROL
BOX
TROUBLESHOOTING
GUIDE
OUTL
INE
50
CONTROL
BOX
TROUBLESHOOTING
GUIDE
DETAILS
51
III
Mai
n
f
low
—chart
52
En
Connector
related
55