Boiler Installation Sequence; General; Select Position Of Boiler; Unpack The Boiler - Vaillant ecoMAX SERIES Instructions For Installation And Servicing

4 Boiler installation sequence

4 Boiler installation sequence

4.1 General

min 5
min 5
Fig. 4.1
The boiler should be mounted on a flat and vertical area
of wall of sufficient area for the boiler plus the required
clearances for installation and servicing (fig. 3.8). These
are shown on the installation template supplied with the
boiler and are:
– 5 mm either side of the boiler
– 145 mm below the boiler
– 205 mm* above the boiler when utilising the 100 mm
outside diameter flue
– 220 mm* above the boiler when utilising the 125 mm
outside diameter flue
– 500 mm in front of the boiler**
Note:
If the boiler is to be fitted in a timber framed
building, it should be fitted in accordance with
British Gas publication DM2 'Guide for gas
installations in timber framed housing'.
** This clearance is only required to enable easier access to the boiler for
servicing and may be provided by an openable door, etc.
16 16

4.1.1 Select position of boiler

Refer to section 'Boiler location' for information
regarding siting the appliance. In general the boiler must
be positioned such that:
• There is adequate space around the boiler for service
and maintenance
• The boiler can be correctly flued, i.e. the flue terminal
position is sited in accordance with these instructions
and the air/flue duct can be installed in accordance
with the flue installation instructions supplied.
• All necessary pipework can be connected, including
min 500**
the pressure relief valve and condensate drain.

4.1.2 Unpack the boiler

To unpack the boiler, cut both plastic carton straps, open
box and lift out the polystyrene top packing. Lift the
cardbox box upwards.
Note:
Care should be taken not to scratch the white
surface of the boiler casing.
Packed in the boiler carton are the following:
• Boiler
• Flow and return central heating service valves
• Gas service valve
• Pressure relief valve and double check valve
(ecoMAX 800)
• Pre–formed copper pipework (for central heating flow
and return, gas and pressure relief valve connections)
• Boiler installation template
• Boiler hanging bracket
• Fixing screws, wall plugs and washers
• Installation and user instructions
• Flue installation instructions
• Guarantee card, envelope and Benchmark log book.

4.1.3 Using boiler template

Fix the paper template to the wall ensure that the
template is vertical.
The template shows:
– The position of the fixing holes for the boiler
mounting bracket (1).
– The position of the connections.
– The position of the flue exit hole.
Mark the position of the hanging bracket fixing holes (1).
Drill 2 holes Ø 8 mm for the hanging bracket.
Note:
Use alternative fixing holes where necessary.
Instructions for installation and servicing ecoMAX