Vaillant ecoTEC PLUS SERIES Installation And Maintenance Manual

Also see for ecoTEC plus 612: Instructions for use Instructions for installation and servicing Installation and maintenance instructions Instructions for use Instructions for installation and servicing

Contents

18 Installation and maintenance manual ecoTEC4.2 Cutting through the wall• If needed, cut an opening for the flue pipe through thewall.4.3 Installing appliance holder132Fig. 4.3 Appliance with holder• Fix the appliance holder to the wall using the plugsand screws provided with the appliance.NoteUse alternative fixing holes where necessary.NoteIf the boiler is to be fitted in a timber framedbuilding ensure that the bracket is secured to asubstantial part of the timber frame capable oftaking the weight of the boiler.4.4 Installing flue systemInstalling the flue system. Follow the assembly instruc-tions.4.5 Fitting the appliance• Lift the appliance until the loop hanger on the appli-ance is above the holder.NoteLift the appliance from both sides onto thelower edge.• Lower the appliance slowly until the appliance is safelylying in the holder.4.6 Removing the housing12Fig. 4.4 Removing/fixing the housingTo disassemble the front housing of the appliance, pro-ceed as follows:• Loosen the screw (1) on the lower side of the appli-ance.• Press both clamps (2) on the lower side of the appli-ance so that the housing becomes loose.• Pull the housing forwards at the lower edge andremove the housing upwards.4.7 General instructions for heating systemCaution!Rinse the heating system thoroughly beforeconnecting the appliance!By doing that, residue such as welds, cinder,hemp, putty, rust, rough dust and similar sub-stances are removed from the pipes. Otherwisesuch substances can be deposited in the appli-ance and cause damage.- The appliance is fitted with an expansion tank (10 l/0.75 bar). Before assembling the appliance check ifthis volume is adequate. If not, an extra expansiontank must be provided by the plant, see Section 3.9.5.4 Boiler installation sequence