7.0
SITE REQUIREMENTS
14
Publication No. 5106451
7.3
Clearances
(Figs. 12 &13)
1. A flat vertical area is required for the installation of
the boiler.
2. These dimensions include the necessary
clearances around the boiler for case removal,
spanner access and air movement. Additional
clearances may be required for the passage of pipes
around local obstructions such as joists running
parallel to the front face of the boiler.
3. For unventilated compartments see Section 7.2.
7.4
Gas Supply
1. The gas installation should be in accordance with
the relevant standards. In GB this is BS 6891. In IE
this is the current edition of I.S. 813 “Domestic Gas
Installations”.
2. The connection to the appliance is a 1/2in BSPT
internal threaded connection located at the rear of
the gas service cock.
3. Ensure that the pipework from the meter to the
appliance is of adequate size.
Do not use pipes of a smaller diameter than the
boiler gas connection.
7.5
Electrical Supply
1. External wiring must be correctly earthed,
polarised and in accordance with relevant
regulations/rules. In GB this is the current I.E.E.
Wiring Regulations. In IE reference should be made
to the current edition of ETCI rules.
2. The mains supply is 230V ~ 50Hz fused at 3A.
NOTE:
The method of connection to the
electricity supply must facilitate complete
electrical isolation of the appliance. Connection
may be via a fused double-pole isolator with a
contact separation of at least 3mm in all poles
and servicing the boiler and system controls only.
130mm
600mm
390mm
200mm
5mm Min
5mm Min
5mm
500mm
For Servicing
Purposes
Fig. 12
Fig. 13
In Operation
3°
(1 in 20)
320mm
