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Installation
26 Instruction manual BFC
3
is
3.8 Gas connection
Warning
The installation should be carried out by an authorised installation engineer,
in compliance with general and local regulations (1.3 "Regulations").
Attention
Make sure that the diameter and length of the gas supply pipe are large
enough to supply sufficient capacity to the appliance.
See (D) in the installation diagram (3.5 "Installation diagram").
1. Fit a manual gas valve (10) in the gas supply pipe.
2. Blow the gas pipe clean before use.
3. Close the manual gas valve.
4. Fit the gas supply pipe to the gas control.
Warning
After fitting, check for leaks.
3.9 Air supply and flue
3.9.1 Introduction
This section covers the following subjects:
• Requirements for flue gas discharge materials
• Concentric connections
• Parallel connections
3.9.2 Requirements for flue gas discharge materials
Warning
The installation should be carried out by an authorised installation engineer,
in compliance with general and local regulations (1.3 "Regulations").
Depending on the approved installation types, there are several alternatives for
connecting the air supply and flue gas discharge.
The appliances are approved for installation types B23, C13, C33, C43, C53
and C63.
The figure and table give information about these appliance types. For an
explanation of the possibilities, please contact the manufacturer.