System And Error Messages - Bosch TCA640 Series Repair Instruction

7.2

System and error messages

7.2.1 Error messages
7.2.1.1 Error1
Error 1
NTC temperature sensor is outside the measurement
range.
Appliance too cold (< 5
(shortcut).
The message is indicated when the appliance has
been switched on and initialised.
If the ambient temperature is too low, the message
goes out when the appliance has warmed up to room
temperature.
58300000120060_ARA_en_c.doc – 18.09.09
C) or NTC defective
7.2.1.2 Error 5
Error 5
Heater or thermal link is defective (interrupted).
If this defect occurs while the appliance is operating in
a warm state, the message "Unit is heating" is
displayed.
The message is indicated as long as the appliance
remains switched on.
When the appliance has been switched off and after
the cooling phase, the message is indicated as in the
cold state.
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