Whirlpool YUMV4084 Manual de uso y mantenimiento - Página 12
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Try the solutions suggested here first in order to avoid the cost of an unnecessary service call.
Nothing will operate
Has a household fuse blown, or has a circuit breaker
tripped?
Replace the fuse or reset the circuit breaker. If the problem
continues, call an electrician.
Is the microwave oven wired properly?
See Installation Instructions provided with your microwave
oven.
Microwave oven will not operate
Is the magnetron working properly?
Try to heat 1 cup (250 mL) of cold water for 2 minutes at
100% cooking power. If water does not heat, try the steps
below. If microwave oven still does not operate, call for
service. See "Assistance or Service" section.
Is the door completely closed?
Firmly close door.
Does a message about the door appear in the display?
The door has been closed for 5 minutes or more. Open and
close the door, then press Start control to start the cooking
cycle. See "Start" section.
Is a packaging spacer (on some models) attached to the
inside of the door?
Remove packaging spacer, then firmly close door.
Is the electronic microwave oven control set correctly?
See "Microwave Oven Control" section.
Microwave oven makes humming noise
This is normal and occurs when the power supply switches
the magnetron on and off.
Microwave oven door looks wavy
This is normal and will not affect performance.
Turntable will not operate
Has the tape been removed from turntable hub?
See "Turntable" section.
Is the turntable properly in place?
Make sure turntable is correct side up and is sitting securely
on the turntable support.
Is the turntable support operating properly?
Remove turntable. Remove and clean turntable support and
rollers. Replace turntable support. Replace turntable. Place
1 cup (250 mL) of water on the turntable, then restart
microwave oven. If it still is not working, call for service. See
"Assistance or Service" section. Do not operate the
microwave oven without turntable and turntable support
working properly.
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TROUBLESHOOTING
Turntable alternates rotation directions
Display shows messages
Display shows time countdown, but is not operating
Fan running slower than usual
Fan running during microwave cooking
Cooking times seem too long
Radio, TV or cordless phone interference
This is normal and depends on motor rotation at the
beginning of the cycle.
Is the display showing ":"?
There has been a power failure, or the clock time has been
turned off. See "Display" section to clear display. See "Clock"
section to reset the clock or to turn it on.
Is the display showing a letter followed by a number?
Clear the display. If it reappears, call for service. See
"Assistance or Service" section.
Is the Timer in use?
See "Timer" section.
Has the microwave oven been stored in a cold area?
The fan will run slower until the microwave oven warms up to
normal room temperature.
This is normal. The fan comes on to cool the microwave oven,
and may stay on for up to 5 minutes after cooking has ended.
See "Vent Fan" section.
Is the cooking power set properly?
See "Microwave Cooking Power" section.
Are large amounts of food being heated?
Larger amounts of food need longer cooking times.
Is the incoming voltage less than that specified in
"Microwave Hood Combination Safety?"
Have a qualified electrician check the electrical system in the
home.
Is the radio or TV receiver near the microwave oven?
Move the receiver away from the microwave oven, or adjust
the radio or TV antenna.
Are the microwave oven door and sealing surfaces clean?
Make sure these areas are clean.
Is the cordless phone frequency 2.4 GHz?
Some 2.4 GHz-based cordless phones and home wireless
networks may experience static or noise while the microwave
oven is on. Use a corded phone, a different frequency
cordless phone or avoid using these items during microwave
oven operation.