6 Installation instructions, 7 Safety instructions and regulations
If the device is used together with a
Vaillant combi boiler, it can take over
the programming of the warm start
function (control of the hot water
release). The timer is built into the front
of Vaillant ecoTEC combi boilers.
Any other use or extended use is consid-
ered to be improper. The manufacturer/
supplier is not liable for any resulting
damage. The heating engineer and/or
the owner alone bear the risk.
Intended use includes the observance of
the operating and installation manual.
Caution!
Any improper use is forbidden!
22
7
The device must be installed by a quali-
fied engineer, who is responsible for
adhering to the existing standards and
regulations. We accept no liability for
any damage caused by failure to observe
these instructions.
Operating and installation manual timeSWITCH 140 two-channel timer with week programme / 838312_03
Safety instructions and
regulations