Whirlpool MT4070SK, MT4078SK installation instructions Troubleshooting, Problem Cause

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TROUBLESHOOTING

Most cooking problems often are caused by little things you can find and fix without tools of any kind. Check the lists below before calling for assistance or service. If you still need help, see the “Requesting Assistance or Service” section.

IF MICROWAVE DOES NOT OPERATE, FIRST CHECK THE FOLLOWING:

Is the microwave plugged into a live outlet with the proper voltage? (See installation instructions.) Have you blown a household fuse or tripped a circuit breaker?

Has the electric company experienced a power failure?

OTHER POSSIBLE PROBLEMS AND THEIR CAUSES:

PROBLEM

CAUSE

 

 

The microwave oven

The door is not firmly closed and latched.

will not run.

You did not touch START.

 

 

You did not follow directions exactly.

 

An operation that was programmed earlier is still running.

 

You have not set the time after touching COOK TIME.

Microwave cooking

The electric supply to your home or wall outlets is low or lower than normal.

times seem too long.

Your electric company can tell you if the line voltage is low. Your electrician

 

or service technician can tell you if the outlet voltage is low.

 

The cook power is not at the recommended setting.

 

Larger amounts of food need longer cooking times.

The turntable will

The turntable is not correctly in place. Make sure the turntable is correct-side

not turn.

up and is sitting securely on center shaft.

 

The support is not operating correctly. Remove turntable, check that the

 

turntable support is properly in place, and restart oven. If turntable support

 

does not move, call a designated service technician for repair. Cooking

 

without the turntable can give you poor results.

 

 

The display shows a

The oven door is not closed completely.

time counting down but

 

the oven is not cooking.

 

 

 

You do not hear the

The command is not correct.

Programming Tone.

 

The fan seems to be

The oven has been stored in a cold area. The fan will run slower until the oven

running slower than

warms up to normal room temperature.

usual.

 

 

 

The display is

There has been a power interruption. Reset the clock.

showing “ : ”.

 

 

 

If none of these items are causing your problem, see the “Requesting Assistance or Service” section.

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Contents Microwave Ovens 3828W5A1886/8183903Thank you for buying a Whirlpool appliance Please record your modelÕs informationMicrowave Oven Safety On nextMicrowave Oven Safety Installation Instructions Electrical Requirements For all cord connected appliancesOven Works Getting to Know Your Microwave OvenOr Cookware Test dinnerware or cookware before usingOperating Tips Removable Turntable Support under turntable Cooking Guide Label Model and Serial Number PlateControl Panel Features Audible signalsInterrupting cooking Control Panel FeaturesUsing the child lock Size Color KIT Model noSetting the Clock Cook Power Name When to USE IT Microwave Oven USECooking Feature Microwave Oven USEPAD Touch Directions Serving Size Goods Touch Serving Size Directions PADCasserole Equivalent Weight Weight conversion chartOunces Grams Decimal Weight Using ADD Minute Defrosting TipsReleasing pressure in foods Using standing timeCooking Guide Arranging foodUsing aluminum foil Cooking you should not do in your microwave ovenQuestions and Answers Questions AnswersTroubleshooting Problem CauseAssistance or Service Our consultants provide assistance withLimited FOUR-YEAR WarrantyWhirlpool Corporation will not PAY for