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Gas Connection
Connecting the gas appliance to natural gas or LPG shall be performed by a competent and
authorized installer. Installers shall observe the clauses of related British Standards Application
Law, Gas Safety Regulation and the Building Standards (Scotland) (Assembly) issued by
Scotland Office of Development.
Connection to Natural Gas
Connection to natural gas shall be compliant with Application Act etc.
Natural gas supply pressure is 20 mbar.
Fixture shall be compliant with relevant British standards.
Connection to LPG
28-30 mbar supply pressure is required when opened by butane gas.
37 mbar supply pressure is required when used with propane gas.
Fixture shall be compliant with relevant British standards.
Warning: Appliance should be installed only by a competent and authorized installer who
also has knowledge of electricity. He/she will observe the regulations and application laws
that govern the installation of gas appliances.
Note: The gas connection of the appliance must be made by a flexible tube as per Bs5386ç
Note:
- Flexible hoses may be used in places where the environment temperature of the hose is not
above 70° C. These hoses should be manufactured in accordance with clauses of BS669
Chapter 1 and be suitable for the type of gas used.
- Hoses designed for natural gas CANNOT be used for supplying LPG (LPG hoses can be
identified by a red tape or band over the rubber outer coating of the hose).
The hose should not be crushed, squeezed and come into contact with sharp or abrasive
edges.
If the installation will be made using flexible connections (BS669) the points below shall be
observed:
Note: The final connection to the gas fixture pipes and appliance connection pipe shall be in
the size that can maintain the heat output specified in the appliance installation chapter.
1. The flexible connection of the appliance should not be subjected to unsuitable forces neither
during normal use nor when connected or not connected.
2. The flexible connection of the appliance must not be subjected to excessive heat due to
contact with hot surfaces or direct exposure to chimney
products.
3. The socket that the flexible connection of the
appliance shall be fitted into must be continuously
connected to a gas fixture pipe that is strongly
connected and the hose freely dangling below.
4. The flexible connection of the appliance shall
be placed as not to suffer mechanical damage,
for example due to wear or squeezing with fixing device
by kitchen furniture like doors or drawers during use.
5. Plug-in connection should be accessible to be able
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