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The technical information and instructions provided herein below are intended for the
installer so that the unit may be installed correctly and safely.
The installation and initial start up of the boiler must be by a CORGI Registered
Installer in compliance with the installation standards currently in effect, as well as
with any and all local health and safety standards i.e. CORGI .
This appliance must be installed by a competent installer in accordance with
current Gas Safety (installation & use) Regulations.
The installation of this appliance must be in accordance with the relevant
requirements of the current Gas Safety (installation & use) Regulations, the Local
Building Regulations, the current I.E.E. Wiring Regulations, the byelaws of the local
water authority, and in Scotland, in accordance with the Building Standards
(Scotland) Regulation and Health and Safety document No. 635 “Electricity at work
regulations 1989”.
Installation should also comply with the following British Standard Codes of Practice:
2.1 REFERENCE STANDARDS
2. INSTALLATION
1.2 OVERALL VIEW
FIG. 1.0
BS 7593:1992 Treatment of water in domestic hot water central
heating systems
BS 5546:1990 Installation of hot water supplies for domestic
purposes
BS 5440-1:1990 Flues
BS 5440-2:1989 Air supply
BS 5449:1990 Forced circulation hot water systems
BS 6789:1987 Installation of gas fired hot water boilers of rated
input not exceeding 60kW
BS 6891:1989 Installation of low pressure gas pipe up to 28mm
BS 7671:1992 IEE wiring regulations
BS 4814:1990 Specification for expansion vessels
BS 5482:1994 Installation of LPG
LEGEND:
1. Flue connector
2. Air intake for twin pipe flue systems
3. Fan
4. Combustion chamber hood
5. Main heat exchanger
6. Safety thermostat
7. Combustion chamber
8. Combustion chamber insulation panel
9. Detection electrode
10. Ignition electrodes
11. Burner
12. Regulation thermostat
13. Frost thermostat
14. Pump pressure switch
15. Safety valve (3 bar)
16. Automatic By-pass
17. Gas valve
18. Spark generator
19. Boiler drain valve
20. Circulation pump with automatic air release valve
21. Expansion vessel
22. Air pressure take-off point
23. Air pressure switch
24. Combustion analysis points