Testing Containers - Miele M 7140 TC Operating Instructions Manual

Suitable containers for microwave ovens
containers, make sure that they are
suitable for use in a microwave oven.
Disposable containers, such as trays
made from polystyrene, can only be
used to reheat food for a short time.
Plastic boiling bags can be used for
cooking and reheating. They should
be pierced beforehand. The holes
allow the steam to escape. This
prevents a build-up of pressure from
forming and the bag from bursting.
There are also special bags available for
steam cooking which do not need to be
pierced. Please follow instructions given
on the packet.

Fire hazard due to unsuitable
material.
Metal clips and plastic or paper ties
containing wire can ignite.
Avoid using these clips and ties.
Single-use containers
Single-use containers made of plastic
must meet the requirements indicated
under "Plastics".

Fire hazard due to unsuitable
container.
Single-use containers made of
plastic, paper or other inflammable
materials can ignite.
Do not leave the appliance
unattended when reheating or
cooking food in single-use
containers made of plastic, paper or
other inflammable materials.
To protect the environment, we do not
recommend the use of single-use
containers.
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Testing containers

If in doubt as to whether glass,
earthenware or porcelain plates or
dishes are suitable for use in a
microwave oven, a simple test can be
performed:
 Place the empty item you wish to test
in the centre of the oven
compartment.
 Close the door.
 Press the  button.
 Select the 900 watt power level.
 Use the arrow buttons  and  to
set a duration of 30 seconds and
confirm with OK.
 Press  button to start the test.
If you hear a crackling noise
accompanied by sparks during the
test, switch the appliance off
immediately (press the  button and
confirm with OK). Any containers
which cause this reaction is
unsuitable for use with microwave
power. If in any doubt about the
suitability of a container, please
contact the manufacturer or supplier
of the container.
This test cannot be used to check
whether hollow handles are
sufficiently ventilated.