Troubleshooting - Miele H 4020 BM Operating Instructions Manual

Microwave combination oven
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Installation work, maintenance and
repairs may only be carried out by
suitably qualified and competent
persons in accordance with national
and local safety regulations to
ensure safety.
Repairs and other work by
unqualified persons could be
dangerous and the manufacturer will
not be held liable.
Ensure current is not supplied to the
appliance until after maintenance or
repair work has been carried out.
Some minor problems can be corrected
without contacting the Service
Department.
^ Check whether,
– the appliance is correctly plugged in
at the mains socket and switched on,
– the mains fuse has blown (call the
Service Department),
– the time display had been switched
off (see "Altering the time of day
display and buzzer").
^ Check whether,
– the appliance door is properly shut if
operating in microwave mode,
– a power setting and time have been
entered if operating in microwave
mode.
The halogen lamp is defective and
needs to be replaced:
Disconnect the appliance from the
electricity supply, (switch off and
unplug at the socket, or remove the
fuse, or switch off at the isolator as
appropriate).
^ Unscrew and remove the lamp cover.
^ Pull the halogen lamp out.
^ Fit a new halogen lamp.
Specification:
12 V, 10 W,
heat resistant to 300 °C,
fitting W271, Osram, Type 64418
^ Replace the cover and screw into
place.
^ Reconnect the appliance to the
mains supply.
51

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