Installation - Potterton Envoy 30 Installation & Service Instructions Manual

Fan powered balanced flue gas fired condensing boiler
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INSTALLATION – Page 12
It is the law that all gas appliances are installed and
serviced by a competent person as stated in Gas Safety
(Installation and Use) Regulations 1994.
For Health and Safety Information Page 35.
Electrical test work should be carried out by a
competent person in accordance with lEE Wiring
Regulations.
The boiler and its associated equipment will arrive on
site in 2 cartons. The contents of each carton is as
follows:-
FIG. 7 TEMPLATE
Taking due account of the terminal position and making
allowance for all horizontal flues to rise at an angle of 3
(52mm per metre) from the boiler, place template in
proposed boiler position. Ensure the template is level
and mark hole positions 'A'. If rear fluing mark flue
outlet hole through template.
When side or vertically fluing extend flue outlet centre
line on the template horizontally or vertically as
appropriate and mark flue outlet hole on adjacent
surface as illustrated. Vertical flues require a 105mm
diameter hole unless extension kits are used when the
hole size will need to be increased to 125mm to allow
joining clamps to pass through.
CARTON 1:- Boiler Pack
Boiler
Outer casing assembly
Template
Boiler mounting plate
Accessory pack
Literature pack containing:
Installation and Service instructions, Users instructions
Warranty Envelope
CARTON 2:- Flue Pack
Flue system as ordered
Flue fitting instructions
Horizontal flues require a hole diameter of 125mm for
0
all wall thicknesses providing the hole rises through the
wall at an angle of 3
Where a horizontal hole is produced using a core drill
the hole diameter will need to be increased for thicker
walls as shown in the following table.
Hole Diameter
125mm
150mm
175mm
12
0
.
Maximum wall thickness
230mm
720mm
1000mm

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Envoy 40Envoy 50Envoy 60Envoy 80

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