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I
Y'
STEP
SEQUENCE
RESULT
I
I
-1
b
H.V.
transformer
Check
resistance of
each winding
after
removing
lead wires.
(See Pae 5 )
al
+I=J%a&
Normal
H.V.
Replace
Normal
I
I
Runs
capacitor
or
magnetron.
magnetron.
I
H.V.
diode
I
Resistance
Check H. V,capacitoror
H.V.
OK
diode with an ohm-meter
after removing
lead wires.
v
- %+@
(See page 6)
Defective
H.V.
ReDlace H.V.
I
Normal
H.V.
,
Runs
capacitor
or
Capacitor
or
capacitor
or
~
H.V.
diode
H.V.
diode
H,V. diode
I
-m
@
I
.,
I ' @
Resistance
Replace
H.V.
Normal
H.V.
I
Runs
incorrect,
transformer.
I
transformer.
I
Check operation
of
blower
motor
when
START
key is
touched.
Normal
operation
I
I
for cavity
by
No
Measure resistance
1'
I
."/.
using jumper
operation
of blower
motor,
lead.
(Approx.
215
ohms.)
@
I
@
I
Normal
thermal
protector
for
lx
magnetron
or thermal
I
pro~ector
for cavity,
,@@
~
4
Resistance
Replace blower
Normal
blower
~
Runs
incorrect.
motor.
motor.
I
I
Normal
Replace
control
Normal
control
~
Ruris
resistance
circuit
board.
circuit
board.
I
I
I
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