15
7.0
SITE REQUIREMENTS
7.3
Ventilation of Compartments
1. Where the appliance is installed in a cupboard or
compartment, no air vents are required. The
appliance will run sufficiently cool without ventilation.
2. Minimum clearances must be maintained and the
compartment should be large enough to house the
boiler and any ancillary equipment only.
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 22mm copper
tail located at the rear of the gas service cock
(Fig. 14).
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
(22mm).
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
maximum.
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.
Fig. 14
Gas Service Cock
Summary of Contents for Combi 24 HE
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