Whirlpool AVM562 Service Info Manual page 9

WHIRLPOOL ELECTRICAL APPLIANCES CO. LTD.
3. If leakage is found worst around the door perimeter, adjust the interlock support or
change the door.
6.3 QUICK SERVICE REFERENCES
PROBLEM
Cavity lamp does not light, but other
electrical components (e.g. turntable)
are working.
Cavity lamp does not light, all other
electrical components also do not work.
Oven seems working, food is not
cooked.
Oven cooks for a short while and stop.
Turntable does not turn.
User circuit breaker activates.
Ref : 56258291a
POINTS TO CHECK
1. Lamp burnt.
2. Bad contact between lamp and lamp
socket.
1. Power plug not in good connection with the
socket. No power supply.
2. Fuse blown.
3. Bad contact between fuse and fuse
holder/clip.
4. Loose door hinge, door poorly adjusted,
interlock poorly adjusted; causing fuse to
be blown.
5. Short circuit within electrical circuit.
Lamp filament short, HV transformer short,
all causing fuse blown.
6. Bad contact in contacts or terminals of
power relay, primary and secondary
interlock switch.
7. HV diode break down.
1. Defective magnetron(filament
filament short to ground etc.).
2. Ground wire of HV transformer broken.
3. Filament wire short to ground.
4. Filament wire broken.
5. Bad contact in magnetron terminals.
6. Defective control boards.
7. HV diode break down, giving a hum noise.
1. Cooling fan jammed.
2. Cooling fan motor open circuit..
1. Defective turntable motor.
2. Turntable shaft deformed.
1. High leakage in electrical components
(mostly motor).
SERVICE MANUAL
broken,
PAGE 9 OF 17