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WD420/3/2007
Chapter 2 : General Instruction
firing the boiler, for 10 seconds in the event the boiler is on standby for in excess of 24
hours without firing. This is to help prevent seizing of the pump due to long periods of
inactivity.
2.3
RELATED DOCUMENTS
The Keston Qudos 28s and Qudos 28sP Condensing Boilers must be installed in
accordance with the current issue of the Gas Safety (Installation and Use) Regulations
1996, current IEE Wiring Regulations, Building Regulations, Building Standards (Scotland)
Consolidation, and the Bye Laws of the local Water Undertaking. It is the law that ALL
gas appliances are installed by a competent person in accordance with the above
regulations.
In addition, due account must be taken to the following Codes Of Practice:
BS 6891
BS 6798
BS 5449
BS 5546
BS 5440.1
BS 5440.2
BS 5482.1
BS 7074.1
BS 7593
BS 7671
BSEN 12828:2003
BSEN 12831:2003
BSEN 14336:2004
For Timber Framed Buildings, British Gas Publications DM2. Also British Gas
Publications 'Guidance Notes For The Installation Of Domestic Gas Condensing
Boilers' and 'Specification For Domestic Wet Central Heating Systems'.
In IE, the installation must be carried out by a competent person and installed in
accordance with the current edition of IS813 "Domestic Gas Installations", the current
Building Regulation and reference should be made to the current ETC1 rules for electrical
installations.
No alterations should be made to the boiler without written permission from KESTON
Heating. Any unauthorised modification will invalidate the warranty and may affect the
safe and efficient operation of the boiler.
Installation & Servicing Instructions
The Keston Qudos 28s & Qudos 28sP
:
Low Pressure Installation Pipes
:
Installation of Gas Fired Hot Water Boilers of
Rated Input Not Exceeding 70kW
:
Installation Pumped Central Heating
:
Installation of Gas Hot Water Supplies for
Domestic Purposes (2nd family gases)
:
Flues (for gas appliances of rated input not
exceeding 70kW)
:
Air Supply (for gas appliances of rated input not
exceeding 70kW)
:
Domestic Propane and Butane Burning
Installations
:
Expansion Vessels
:
Treatment of Water in Hot Water Central Heating
Systems
:
Requirements for Electrical Installations. IEE
Wiring Regulations 16th Edition.
:
Heating Systems in Buildings: Design for water
based heating systems
:
Heating Systems in Buildings: Method for
calculation of design heat load
:
Heating Systems in Buildings: Installation and
commissioning of water based heating systems
Boilers
Page : 7
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