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5.
CIRCUIT DIAGRAM
k'!_; , +
r-
1=
2
I
I
I
I
—
I
I
I
THERMAL
PROTECTOR
FOR CAVITY
OpEN
135 °+50C
w{
II
650 P
H
BR
THERMAL
PROTECTOR
FOR MAGNETRON
5
OPEN 100°
~ 5°C
(
w
—
I
I
CONNECTOR
I
S1
'n
11
FUSE
8A(T)
—
—
k=$jE=!!02%::ly,
—.
CAVITY LAMP
w
(
w
BK
1
——— .
0
1=
RELAY
2
+-+-
a,
INTERLOCK
MONITOR
0
SWITCH
=
NC
COM
BLOWER
(
PRIMARY
MOTER
INTERLOCI(
o
SWITCH
GEAR MOTOR
HIGH
VOLTAGE
TRANSFORMER
~–––__.__–__
~
.——
w
k
/
I
I
I
I
I
=
I~NEc;15
%
i
13
RELAY
1
31
16
STEP
DOWN
I
OOOR
TRANSFORMER
I
SENSING
–—__
1
I SWITCH
Ie
I
T
CONTROL
CIRCUIT
BOARD
I
I
I
I
I .—
BL
I
I
Et
I
,
—
I
13J
I
I
———
—— -- — —— ————
777
CAPACITOR
0
~
MAGNETRON
-r
1OMEG-OHM
YT
CONNECTOR
Slol
1
L___.J
———
—
———
— ——
——
wIRING
COLOR
Parts marked with this sign are supplied with
BK : BLACK
BR : BROWN
high voltage exceeding 250V.
W
: WHITE
Figure
2
_
Parts marked with this sign have special
o
: ORANGE
BL : BLUE
o
=
characteristics
important
for microwave
leakage.
R
:
RED
When replacing anyof
these parts use only
manufacturers
specified
parts.
-3–
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