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Brother MD-802 - Table of Contents

Brother MD-802
32 pages
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INTRODUCTION
This
service
manual
is
compiled
for
the
technical
staff
who
maintain
and
inspect
the
drive
motor
designed
for
the
auto¬
matic
thread
trimming
machine.
The
manual
describes
the
motor
and
the
control
box
and
also
covers
adjustments.
Read
the
service
manual
carefully
so
that
you
understand
the
right
handling
and
adjustment.
TABLE
OF
CONTENTS
(
tDESCRIPTION
OF
THE
MOTORj
)
1
(
^NAME
OF
EACH
COMPONENT^
).
2
((
JNAME
OF
EACH
PA^f^
).
3
((
configuration")).
4
(
(principle
of
control
system^
)
5
(
(
ADJUSTMENT
(
j)...
7
[T1
DC
Servomotor
.
7
|~2]
Needle
position
detector
(synchronizer).
7
[3]
Control
box.
9
[4]
Treadle.
10
[¥]
Brush
replacement.
10
[6]
Motor
brake
spacing.
11
[7]
Checking
the
lamp
terminal
code.
11
[8]
Standing
work
machine.
12
[9]
Application
to
production
control
system.
13
(j(
OPERATION
INSTRUCTION^)
fT]
Installation
of
operation
box
.
14
[2]
M
otor
and
control
box
(Models
DB2-B737
•
B747
■
B748
•
B791
-
B793
•
B795
•
B798).
14
[|]
Operation
box
(Models
DB2-B737
■
B747
•
B748
•
B791
•
B793-B795
•
B798).
15
(
tBLOCK
DIAGRAM
OF
CONTROL
CIRCUIT^
)
18
Q]
Single-phase/100V
(Models
DB2-B737
-
B747
•
B791
•
B793
•
B795
•
B798)
.
18
[2]
Three-phase/200V
(Models
DB2-B737
•
B747
■
B791
•
B793
•
B795
•
B798)
.
19
[3]
Single-phase/100V
type
#470B
(Model
DB2-B738)
.
20
[4]
Three-phase/200V
type
#470
(Model
DB2-B738).
21