10
R-310AK
R-330AK
R-330AW
Home fuse or circuit breaker
blows when power cord is plugged
into wall receptacle
Monitor fuse blows when power
cord is plugged into wall recepta-
cle.
All letters and indicators do not
appear in display when power
cord is first plugged into wall out-
let.
Display does not operate prop-
erly when STOP/CLEAR key is
touched. (Buzzer should sound
and ":" or time of day should ap-
pear in display.)
Oven lamp does not light when
door is opened.
Oven lamp does not go out when
door is closed.
Oven lamp does not light in cook-
ing cycle. (Lights when door is
opened.)
Oven lamp lights but fan motor
and turntable motor do not oper-
ate.
Oven does not go into cook cycle
when START pad is touched
Oven seems to be operating but
little or no heat is produced in
oven load. (Food incompletely
cooked or not cooked at all at end
of cook cycle.)
Oven goes into a cook cycle but
extremely uneven heating is pro-
duced in oven load (food).
Oven does not cook properly
when programmed for Cooking
Power 5 mode. (Operates prop-
erly on Cooking Power 10 (HIGH)
mode.)
Oven goes into COMPU DE-
FROST but food is not defrosted
well.
AH sensor does not end during
Sensor cooking condition. (Oven
does not shut off after a cup of
water is boiling by sensor cook-
ing.
Oven stops at 16 sec. after start-
ing.
OFF
CONDITION
PROBLEM
CONDITION
SHORT IN POWER CORD
SHORT OR OPENED WIRING
MAGNETRON
POWER TRANSFORMER
H.V. RECTIFIER ASSEMBLY
HIGH VOLTAGE CAPACITOR
THERMAL CUT-OUT
PRIMARY INTERLOCK SYSTEM
SECONDARY INTERLOCK SWITCH
MONITOR SWITCH
MONITOR FUSE
OVEN LAMP OR SOCKET
COOLING FAN MOTOR
TURNTABLE MOTOR
TOUCH CONTROL PANEL
WRONG OPERATION
LOW VOLTAGE
DIRTY OVEN CAVITY
RELAY (RY1)
KEY UNIT
COMPU DEFROST
FOIL PATTERN ON PWB.
OUTER CASE SWITCH
AH SENSOR
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
TEST PROCEDURE
RERE A B C D E F F G H RERE CK J CKCK CK L K M N I O
COOKING
CONDITION
CK = Check / RE = Replace
SENSOR
COOKING
CONDITION
FOR
R-330AK/AW
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