Vaillant ecoTEC VU User Manual

Hydraulic installation
22 Installation and maintenance instructions ecoTEC 0020173113_01
6
6.2 Connecting the hot and cold water (VUW
boiler)
6.1 Fitting the hot and cold water connection
> Make the domestic hot and cold water connections as
shown.
> Ensure correct water pressure and flow requirements
and that any expansion can be accommodated with the
cold supply pipe work (¬section2.4.7).
6.3 Connecting the domestic hot water cylinder
> When connecting the domestic hot water cylinder to the
ecoTEC, follow the ¬ installation instructions for the
domestic hot water cylinder.
6.4 Connecting the heating flow and heating
return
6.4.1 VUW boiler
6.2 Fitting the heating flow and heating return (VUW boiler)
> Make the water connections as shown.
6.4.2 VU boiler
6.3 Fitting the heating flow and heating return (VU boiler)
> Make the water connections as shown.

Vaillant ecoTEC VU Specifications

General

Brand	Vaillant
Model	ecoTEC VU
Category	Boiler
Language	English