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Manuals and User Guides for Keston C C55P. We have 1 Keston C C55P manual available for free PDF download: Installation And Servicing Instructions. Keston C55 Pdf User Manuals. View online or download Keston C55 Installation And Servicing Instructions, User Instructions. WD The Keston C45, C40P, C55 & C55P CONTENTS Section Description 0 HANDLING INSTRUCTIONS List of contents Recommended handling.

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Check the system pump performance and the system for blockages. They comprise a high efficiency stainless steel heat exchanger coupled with a low emissions burner to deliver ultra high efficiency condensing mode operation within a compact wall hung cabinet. Boiler pump is in DHW overrun mode 2 mins.

Burner is off because the boiler is up msnual temperature. Actual Flue Temperature — display indicates the flame and fan symbols NB: Open the catalog to page 7. Temporary mode whilst manuall is adjusting internal settings. Boiler off on front. B29 Incorrect signal from fan. Flues for gas appliances of rated input not exceeding 70kW BS Boiler pump is in Central Heating overrun mode 2 mins.

Maximum return temperature exceeded. Return temperature exceeded flow temperature. Flow thermistor not connected or faulty. These error codes will display in priority to all other information on kwston display. Flue Exhaust Connection Reset boiler off then on via User Control Knob.


Further distance it is pipe size should be greater. Minimal size for inlet supply pipes is 15mm.

Keston C55 Manuals

System water pressure, in bar. Boiler needs resetting- follow resetting instructions. All additional components are packed inside the boiler cabinet itself. Flow temperature exceed 95o C.


The error code recorded for the lockout. Check power supply flashing off off Boiler off on front. This way it guarantees quality, reliability and safety. Outside temperature — display indicates a small graph on the bottom row.

C45 C40P C55 C55P – Keston Boilers – PDF Catalogs | Documentation | Brochures

manaul Turn power off and on at the fused spur. No power to boiler. Difference between flow and return temperatures too high. Water pressure lost 4 times in 24 hours — possible leak.

Open the catalog to page 2. Open the catalog to page Check gas supply, gas valve operation and ignitor electrode spark generation.

Keston C55 Manuals

The Online Architecture and Design Exhibition. The boiler will shut down if kesgon water pressure drops below 0. External controls not calling for heat.

Gas pressures above or below these levels will cause internal pressure issues with the gas valve. Keston Boilers Guide All Kestoj gas boilers for your home including parts, troubleshooting and efficiency!


Safety footwear and gloves are recommended PPE keshon lifting this appliance. E28 Fan not rotating — check fan connection and fan for fault. Domestic Propane and Butane Burning Installations Flow temperature climbing too quickly. Fire boiler and check for actual flue temperature. General Instruction The Keston C45, C40P, C55 and C55P the flueway and is drained at the base of the flue connection to the heat exchanger or drain points within the flue.

Open the catalog manyal page 8. Always isolate the electrical supply before opening heating elements. Open the catalog to page 9. Control box errors — possible faulty control box. If this fails to heat the cylinder the element has failed and should be replaced. Air Supply for gas appliances of jeston input not exceeding 70kW BS If this is incorrect please replace the cut-out switch.

Possible fan disconnected or faulty. The boiler has tried five times to fire and has not suceeded.

Waiting for fan to start. Check boiler earth and probe condition.