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Bosch HMB Oven Use and Care Manual
Page 20
Trouble Shooting
QUESTION ANSWER
Why is the oven light not on during There may be several reasons why the oven light is not on.
cooking? Have you:
• Set a cooking time?
• Touched START?
• Checked the light bulb?
Why does steam come out of the air Steam is normally produced during cooking. The microwave
exhaust vent? oven has been designed to vent this steam.
Will the microwave oven be damaged if it Yes. Never operate the oven when empty or without the glass
operates when empty? turntable.
Does microwave energy pass through the No. The metal screen bounces the energy back to the oven
viewing screen in the door? cavity. The holes (or ports) allow only light to pass through.
They do not let microwave energy pass through.
Why does a tone sound when The tone tells you that the setting has been entered.
the control panel is touched?
Can my microwave oven be damaged if Like any other cooking appliance, it is possible to overcook
food is cooked for too long? food to the point that the food creates smoke and even
possibly fire and damage to the inside of the oven. It is always
best to be near the oven while you are cooking.
When the oven is plugged into wall outlet The microcomputer controlling your oven may temporarily
for the first time, it did not work properly. become scrambled when you plug it in for the first time or
What is wrong? when power resumes after an interruption.
Simply shut the power off at the house electrical breaker for
a moment then turn it back on to reset the microcomputer.
Why do I see light reflection around the This is the oven light, located between the oven cavity and
outer case? the outer wall of the oven.
What are the various sounds I hear when The clicking sound is caused by a mechanical switch turning
the microwave oven is operating? the microwave oven’s magnetron on and off. The change in
blower speed is due to the change in line voltage caused by
the magnetron being turned on and off.
Trouble Shooting
Questions and Answers