Vaillant VRT 340f Bedienungsanleitung

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Installation instructions VRT 340f

Restoring the default settings
•  To restore the controller to its default 

condition, press the P button for 15 
seconds.

The owner of the room temperature 
thermostat must be instructed about its 
functions and how to operate it.
•  Hand over the manuals intended for 

the owner as well as the documents of 
the appliance.

•  Go through the operating manual with 

him and answer his questions.

•  Draw special attention to the safety 

instructions which the owner must 
follow.

•  Tell the owner to keep the manuals 

near the room temperature 
thermostat.

11 Start-up