Operating instructions

10 16400009 ©2010 ACP Inc.
When you get a complaint from customers, evaluate the complaint carefully. If the following symptoms apply, instruct
the customer in the proper use of the microwave oven. This can eliminate an unnecessary service call.
• Verifypropergroudingbeforecheckingfortrouble.
• Becarefulofthehighvoltagecircuit.
• Dischargethehighvoltagecapacitor.
• Whencheckingthecontinuityoftheswitchesorofthehighvoltagetransformer,disconnectoneleadwirefrom
thesepartsandthencheckcontinuitywiththeACplugremoved.Todootherwisemayresultinafalsereadingor
damagetoyourmeter.
• Donottouchanypartofthecircuitonthecontroller,sincestaticelectricdischargemaydamagethecontrol
panel.Alwaystouchyourselftoearthwhileworkingonthispaneltodischargeanystaticchargebuiltupinyour
body.
Troubleshooting Procedures
CAUTION
!
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Microwave oven does not work.
Inserting multiple plugs into
one outlet and using them at
the same time (blown fuse or
breaker).
Avoid using other electrical
appliances when you use the
microwave oven.
Microwave oven plug is not
inserted tightly.
Insert microwave oven plug
securely.
Output power is too low.
Low AC input voltage. Use the microwave oven at
adequate line voltage.
Food temperature is too low. This m ay not be a defect. It is
possible that the food should
be cooked for a longer time
period.
Sparks occur.
Using metallic ware and
allowing it to touch the oven
wall.
Do not use metallic ware for
cooking.
Ceramic ware trimmed in gold
or silver is used.
Do not use any type of
cookware with metallic
trimming.
Uneven cooking. Inconsistent food thickness,
inconsistent fat or moisture
distribution within the food
products.
Use plastic wrap or lid.
Stir once or twice while
cooking soup, cocoa, milk, etc.