SOI 12.06 FV 19/43 599 37 42-75
TROBLESHOOTING GUIDE
BLOCKED COOLING FAN
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BLOCKED CONVECTION FAN
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NO POWER AT WALL OUTLET
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HOME FUSE OR BREAKER
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MIS-ADJUSTMENT OF SWITCHES
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BLOCKED VENTILATION OPENINGS
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OPENED WIRE HARNESS
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SHORTED WIRE HARNESS
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OVEN LAMP OR SOCKET
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POWER SUPPLY CORD
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P
FOIL PATTERN ON P.W.B.
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O
RELAY RY8
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O
RELAY RY7
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O
RELAY RY6
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O
RELAY RY5
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O
RELAY RY4
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O
RELAY RY3
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O
RELAY RY2
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O
RELAY RY1
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N
KEY UNIT
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M
CONTROL PANEL
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TC TRANSFORMER
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L
CONVECTION HEATING ELEMENT
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L
GRILL HEATING ELEMENT
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K
FUSE F2 F8A
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J
FUSE F1 20A
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I
NOISE FILTER
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H
DAMPER MOTOR DM
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H
CONVECTION FAN MOTOR
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H
FAN MOTOR FM
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H
TURNTABLE MOTOR TM
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G
THERMAL CUT-OUT 170°C TC3
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G
THERMAL CUT-OUT 170°C TC2
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G
THERMAL CUT-OUT 125°C TC1
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F
THERMISTOR
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E
DAMPER SWITCH SW4
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E
MONITOR SWITCH SW3
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E
STOP SWITCH SW2
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E
MONITORED LATCH SWITCH SW1
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D
HIGH VOLTAGE CAPACITOR
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H.V. HARNESS
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C
H.V. RECTIFIER ASSEMBLY
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B
HIGH VOLTAGE TRANSFORMER
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A
MAGNETRON
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TEST PROCEDURE
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
PROBLEM
Fuse F2 (F8A) blows when the door is opened.
Home fuse blows when power cord is plugged into wall outlet.
Fuse F1 20A blows when power cord is plugged into wall outlet.
Nothing appears in display when power cord is plugged into wall ourlet
and the door is opened and closed.
Display does not operate propelrly when STOP button is pressed
Oven lamp does not light when door is opened. (Display operates.)
Oven no start when the START button is pressed (Display perates.)
Oven lamp does not light and turntables motor does not operate.
Fan motor does not operate. (Oven lamp lights.)
Convection fan motor does not operate. (Fan motor operates.)
Turntable motor does not operate. (Oven lamp lights.)
Oven or any electrical parts (except fan motor) does not stop when
cooking time is 0 or STOP button is pressed.
Oven stops afther 4 minutes and 15 seconds since START button is
pressed. (Except Microwave mode and Dual cook mode.)
Display operate properly but all electrical parts do not operate.
Oven goes into cook cicle but shuts down before end the cooking cycle.
Afther cooking, the temperature of oven cavity is higher than 120°C but
fan motor does not operate.
The oven stops 1 minute afther starting.
Oven seems to be operating but little or no heat is produced in oven load.
(Microwave power control is set at 100%)
Oven does not sem to be operating properly during variable cooking
condition except 100% cooking condition.
Oven goes into cook cycle but shuts down before end of cooking cycle.
Convection cooking mode does not heat.
Oven sems to be operating but the temperature in the oven cavity is lower
or higher than present one.
Grill heating element does not operate.
Oven goes into cook cycle but shuts down before end of cooking cycle.
Oven sems to be operative but little or no heat is produced in oven load.
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