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11.2 Examples of error messages for control elements
Code Description
T84 Undervoltage (supply voltage is low)
Charge the battery and check car electrical installation.
Te4 Defective LED status
Contact technical support/customer service.
Teb Time error
In case of voltage interruption amounting to more than 8 minutes: Enter
date/hour again.
In case an error appears without voltage interruption: Contact technical
support/customer service.
T12 W-bus communication failure. Incorrect heater selected.
Follow the procedure in the Installation Instructions.
Contact technical support/customer service (if necessary).
12 Disposal
The control element must not be disposed of in domestic waste.
You are requested to obey the local regulations concerning disposal of the electronic
products.
13 Service and customer services
Do you have any technical queries or a problem with your unit?
National phone numbers of our representatives are provided on www.webasto.com.
14 Technical data
Operating voltage range: 12 V to 24 V
Permissible ambient temperature:
■
Operation: –40 °C to +75 °C
■
Storage: –40 °C to +90 °C
At temperatures below –20 °C protective function of control element display is
active. Display and background illumination are switched off, heating status is
indicated by status of LED diode. The heater can be tuned on and off by quick
start button without any limits.
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