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Completely environmentally sound – minimal NOx and CO emissions. Page 7 Keston Boilers Ltd declare that there are no substances harmful to health within the appliance or used during the production of the appliance. Optional Accessories See Section 1. Wall mounted, delsius sealed – can be sited virtually anywhere.

Even with an intermittent fault the memory will retain and record the cause. Fan powered high efficiency modulating domestic condensing gas heat only boiler 65 pages.

Fan powered high efficiency modulating domestic condensing gas boiler 61 pages. Page 11 Where thermal stores are to be used the thermal store supplier should be consulted as to the compatibility of the thermal store with a Keston Celsius Check your quotes using our unique Price Doctor quote checking system.

Keston Celsius 25

High output boilers from 38kW to kW also available. Efficiency and combustion levels are maintained at optimum levels throughout the possible output range.

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Page 28 5 A gas supply pressure of at least 18 mbar for natural gas or 31 mbar for LP gas is measured at leston inlet when the boiler fires, or attempts to fire.

Boiler manuals Browse over thousands of our boiler manuals we have free online. Latest news View our blog with the latest news from Direct Heating Spares. Enter text from picture: Celsis powered high efficiency modulating domestic condensing gas combination boiler 68 pages. To print the manual completely, please, download it.

Keston Celsius 25 Installation And Servicing Instructions

Page 64 If following the above procedure, combustion levels described above at both high and low rate could not be obtained, please turn off the appliance and isolate the gas to the appliance. Always verify safe electrical isolation before working on an appliance. Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Exchanging A Boiler It is essential that sludge or scale is removed from an existing system.

Optional back frame kit for routing pipes behind boiler.

Each page also comes with pictures and a video to make completing those jobs even easier! Because of the boiler’s compact size and venting flexibility, the installation is not limited to a boiler room setting.

Last post by margy Sat Nov 01, 2: The Celsius 25 is therefore suitable for all systems with a total heat load within the maximum range of the boiler. Celskus Celsius 25 is intended for domestic and commercial EMC environments and on a governed G20 meter supply.

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It is equally important to seal the air inlet with solvent cement as the flue outlet pipe joints.

Keston Celsius 25 Gas – Boiler Efficiency Rating

Earth, Short Circuit using a suitable test meter. This manual also for: Page 58 If following the above procedure, celisus levels described above at both high and low rate could not be obtained, please turn off the appliance and isolate the gas to the appliance. Login Checkout as guest Register. Fan powered high efficiency modulating domestic condensing gas system boiler 67 pages.

Boiler Manuals: Keston Celsius 25

Bars, Grates and Grills. It is essential that sludge or scale is removed from an existing system. Before attempting any electrical fault finding, always carry out preliminary electrical system checks.

Modulating condensing combination gas fired boiler 54 pages. LPG installations must use Celsius 25P models only. You’re safe shopping with us. X This part cflsius fits

Last modified: November 19, 2020