La Cornue CornuFe, Service Instructions Manual

Page: 8 / 36

8
Check Result Possible Cause
Open the oven door and turn on the oven light Light does not work
Light bulb failed (most likely cause)
No power to range
Fault in power supply to switch
Faulty switch
Action
Remove the light bulb (see ‘Servicing Procedures’). Check the bulb resistance with a meter and replace it if
necessary.
If the bulb is OK then move the range forward (see ‘Servicing Procedures’) and remove the rear cover.
With the meter check the continuity of the wiring to the bulb and the action of the switch. Replace wiring or switch
as necessary.
Check Result Possible Cause
Remove the oven racks. Turn the oven temperature
control to 400F and check that the element start to
heat up.
You should be able to feel the heat from the element
after few moments by holding your hand close to the
openings at the top or bottom of the oven inner back.
(DON’T TOUCH THE ELEMENT!).
Turn the controls off when you have fi nished.
The element does
not heat up.
Burnt out element (most likely cause)
Faulty switch
Fault in power supply to element
Action
Remove the element and check it with a meter. Replace with a new element if necessary.
If the element is OK then move the range forward and check the continuity of the wiring and the thermostat.
Checking the Convection Oven