Vaillant boiler pdf manuals to download
Determine the installation site for the boiler with reference to the installation and servicing instructions supplied with the boiler. Ensure that all installation and service clearances are available and that the boiler flue can be installed as detailed in these instructions. Fix the paper template, supplied with the boiler, to the wall ensuring that the centre line of the template is vertical using a plumbline or spirit level.
When cutting the air and flue ducts it is important to remove any burrs with a file, this ensures easy fitting of the ducts and prevents any rough edges from damaging the flue seals. Care should be taken not to scratch the white surface of the air duct.