Whirlpool YMH7155XM Manual De Usuario

The microwave oven light is a candelabra base bulb. It will 
automatically come on when the door is opened and when the 
microwave oven is operating. See “Assistance or Service” 
section to reorder.

1. Unplug microwave oven or disconnect power.

2. Remove the 2 outer vent grille mounting screws located 

above the cover.

3. Tip the grille forward, then lift out to remove.

4. Lift up the bulb cover.

5. Replace light. Close bulb cover.

6. Reattach vent grille. Replace the mounting screws.

7. Plug in microwave oven or reconnect power.

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Has a household fuse blown, or has a circuit breaker 
tripped?
Replace the fuse or reset the circuit.

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Is the appliance wired properly?
See Installation Instructions.

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Is the door completely closed?
Firmly close door.

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Is a spacer (on some models) attached to the inside of the 
door?
Remove spacer, then firmly close door.

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Is the electronic oven control set correctly?
See “Microwave Oven Control” section.

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On some models, is the Child Lock set?
See “Child Lock” section.

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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, call for service. 
See “Assistance or Service” section.

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This is normal and occurs when the power supply switches 
the magnetron on and off.

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This is normal and will not affect performance.

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Is the turntable properly in place?
Make sure turntable is correct side up and is sitting securely 
on the turntable support.

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Is the turntable support operating properly?
Remove turntable. Remove and replace turntable support. 
Replace turntable. Place 1 cup (250 mL) of water on the 
turntable, then restart oven. If it still is not working, call for 
service. See “Assistance or Service” section. Do not operate 
the oven without turntable and turntable support working 
properly.

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This is normal and depends on motor rotation at the 
beginning of the cycle.

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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.

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Is the display showing a letter followed by a number?
See “Display” section to clear. If it reappears, call for service. 
See “Assistance or Service” section.

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Is the Timer in use?
See “Timer” section.

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On some models, is the Demo Mode in use?
See “Demo Mode” section.

A