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STEP
4
21 PROBLEM
I
=,:::::::~:ch
3.
Thermal
Protector
for Magnetron
&
Thermal
Protector
for Cavity.
Door sensing switch
m
0
e
Check continuity
of con.
nector S102
between
Pins
(O and EL) with the door
closed after removing
connector
S102 from
control
circuit
board.
SEQUENCE
J
RESULT
I
I
I
I
!
1
-@-e
Continuity
Check contac[
OK
of connector
S102.
al
1-
; PROBLEM
3a
I
Contact
I
I
OK
I
I
I
1
I
I
Poor
Correct
Normal
I
(a,
~&
No
Adjust or replace
I
Normal
door
,
Runs
continuity
door sensing switch.
sensing switch
i
(See page 1 )
1
3+-(D
(3) PROBLEM
Oven does not heat up.
i
I
I
O
240
I ' pROBLEM
a
f
I
3b
I
~Q
AC 240
Volts
I
I
w
I
I
I
Touch
START
key and
I
I
measure voltage between
0 240
@
n/
!
I
'@
.
white wire lead and black.
wire lead for primary
I
I
winding
of H.V.
trans-
0 volts
former
after removin~
Replace control
Normal
control;
Runs
the wire leads from
circuit
board.
circuit
board
terminals
of H,V.
trans-
:
I
former.
I
/
!"
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