32
TROUBLESHOOTING
Before Calling for Service
Operation
Problem
Possible Cause & Solution
Microwave oven
does not start
Power cord is unplugged, door is open, or cooking time has not been set.
• Plug in power cord. Or, check for a blown circuit fuse or a tripped main circuit breaker.
• Close oven door.
• Set cooking time.
Timer function started.
• If the display shows a time counting down but the oven is not cooking, check to see if a
Timer
function has been started instead of a cooking function.
A fuse in your home may be blown or the circuit breaker tripped. Or the appliance is
connected to a GFCI (Ground Fault Circuit Interrupter) outlet, and the outlet's circuit
breaker has tripped.
• Check the main electrical box and replace the fuse or reset the circuit breaker.
Do not increase fuse capacity. If the problem is a circuit overload, have it corrected by a
qualified electrician.
• Reset the circuit breaker on the GFCI. If the problem persists, contact an electrician.
Oven light does not
work
Power cord is unplugged.
• Plug in power cord.
Arcing or Sparking
Cookware is not microwave safe, or the oven is being operated while it is empty.
• Use microwave-safe cookware. When in doubt, test cookware before use.
• Do not operate oven while it is empty.
Wire twist-ties have not been removed from paper or plastic bags, or the metal rack
was installed improperly.
• Remove wire twist-ties from paper or plastic bags.
• Place the rack securely in the four plastic supports.
Incorrect Time of
Day
Power interruption.
• Reset the time. See Setting the Clock section to reset time of day.
Unevenly Cooked
Foods
Cookware is not microwave safe, or cook settings were wrong.
• Test cookware to make sure it is microwave safe.
• Do not cook without the glass tray.
• Turn or stir food while cooking.
• Defrost food completely before cooking.
• Use correct cook time and power level.
• Check position of aluminum strips used to prevent overcooking.
Overcooked Foods
Cooking settings and methods are wrong.
• Change cook time or power level.
Undercooked Foods
Cookware is not microwave safe, or cook settings were wrong.
• Test that cookware is microwave safe.
• Defrost food completely before cooking.
• Change cook time or power level.
• Make sure that ventilation ports are not blocked.
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