Appliance Self Test; Troubleshooting - Thermador T18IW Series Use & Care Manual

Low voltage
The display light has gone out.
Cause
- The mains voltage has dropped
below the permitted limit value.
Remedial action
Buttons cannot be pressed. When
the mains voltage reaches the
stipulated value again, the warning
message goes out. If the warning
message is prolonged, inform your
power supply company.

Troubleshooting

Fault
Appliance has no cooling capacity.
The interior light does not function.
The display does not come on.
The refrigerating unit switches on
more and more frequently and for more and more frequently and for
longer.
The temperature in the both
compartments is too cold.
The interior light does not function.
16
Appliance
self test
Before you call customer service,
conduct an appliance self test.
Switch off the appliance and
q
wait 5minutes. Keep the door
closed.
Switch on the appliance.
q
Simultaneously hold down the
q
SETUP and ALARM OFF
buttons for 5 seconds.
The self test starts. Different
messages are display in succession.
Possible cause
Power failure; the fuse has actuated;
the mains plug is not in properly.
Appliance door opened frequently.
The ventilation openings are covered.
Temperature has been set too low.
The bulb is defective.
The light switch is sticking.
If a fault is detected during the
self test, the ALARM symbol and a
corresponding error message,
e.g. for a sensor fault, are displayed.
Inform customer service about the
error message.
If the appliance self test does not
establish any faults, the required
temperature is displayed on
completion of the self test.
Remedial action
Check that the power is on. The fuse must be switched
on. Check that the mains plug is plugged in.
Do not open the door unnecessarily.
Remove obstacles and dirt.
Set a warmer temperature (see Setting the
temperature").
Change the bulb (see Changing the bulb").
Check whether it can be moved.