Vaillant VRC 430f Installation Manual download pdf (Page 19)

19Operating Manual VRC 430 0020042468_02

5 Status and error messages

Status and error messages are displayed in the second

row of the basic data section.

Status messages

– Holiday programme active

Within a specified holiday period the heating is con-

trolled according to the temperatures set for that pe-

riod.

– Maintenance + telephone number of the expert techni-

cian

Indicates that the heating system requires mainte-

nance work.

The telephone number of your expert technician will

also appears if it has been entered into the system.

Error message:

Fault on heating unit.

Draws attention to a fault in the heating unit.

⇒ Contact your expert technician.

The unit is faulty if the screen remains dark or you are

unable to make any changes using the dial.

⇒ Contact your expert technician.

Status and error messages 5

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Vaillant VRC 430f Installation Manual Page 19