John Lewis JLBIOS663 - Manual (Page 26)

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If the oven is not working correctly, please carry out the following checks, before contacting your local
Service Centre.
IMPORTANT: If you call out an engineer to a fault listed below, or to repair a fault caused by incorrect
use or installation, a charge will be made even if the appliance is under guarantee.
Something not Working
SOLUTION
‹ Check that the current time of day has been set on
the programmer (see chapter "Setting the time of
day").
‹ Check that both a cooking function and temperature
have been selected.
‹ Check the oven is wired in properly, and the socket
switch or the switch from the mains supply to the
oven are ON.
‹ Select a temperature with the thermostat control knob.
or
‹ Select a function with the oven function control knob.
‹ Select a function with the oven function control knob.
or
‹ Check the light bulb and replace it if necessary
(see "Replacing the Oven Light").
‹ The temperature may need adjusting.
or
‹ Follow the advice contained in these instructions,
especially the section “Using the Oven“.
‹ When the cooking process is completed, do not
leave the dishes standing in the oven for longer than
15-20 minutes.
‹ Check that shelves and bakeware are not vibrating
in contact with the oven back panel.
‹ Set the time of day (see chapter "Setting the time of
day").
PROBLEM
„ The oven does not come on.
„ The oven temperature light does not
come on.
„ The oven light does not come on.
„ It takes too long to cook the dishes or
they cook too quickly.
„ Steam and condensation settle on the
food and in the oven cavity.
„ The oven fan is noisy.
„ The display shows "12.00".