What to do if you have a Keston boiler problem?
To succesfully diagnose the error, you’ll need to hire a Gas Safe registered engineer, who will then be able to repair the fault to get your boiler igniting again. Keston combi boilers have a diverter valves that directs hot water to either the central heating system or the hot water tap, depending which you’ve turned on.
What does the E44 code mean on a Keston boiler?
On Keston C40 and C55 combi boilers, you’ll see the E44 error code to let you know there’s low water pressure. Low pressure needs to be increased to something more sufficient (between 1 and 2 bar), any higher than 2 and you’ll have the opposite problem as the pressure will be too high.
What does 9 NN mean on a Keston boiler?
During this block time the block code will be displayed, alternately with the code “9 nn”, where nn is the boiler flow temperature) error codes (if the fault is persistent or more severe the boiler will lockout with a error code. When the boiler has entered this error mode it will not attempt to restart until the “Reset” button is pressed)
How does underfloor heating work on Keston boilers?
To compromise underfloor heating Keston boiler models C55P, C45 and C40P are being supplied with separate inputs for central heating and hot water, signals are able to provide different temperatures at the same time for those two inputs .
Is there an error code on Keston boilers?
Keston boilers will always display an error code to show what’s the issue. Please note that error codes only display if your system experiences one of the registered faults. These error codes will display in priority to all other information on the display.
During this block time the block code will be displayed, alternately with the code “9 nn”, where nn is the boiler flow temperature) error codes (if the fault is persistent or more severe the boiler will lockout with a error code. When the boiler has entered this error mode it will not attempt to restart until the “Reset” button is pressed)
Why is my Keston C40 in error mode?
has entered this error mode it will not attempt to restart until the “Reset” button is pressed. Flame detected when not expected. Check boiler earth and probe condition. No ignition after restart. Check gas supply, gas valve operation and ignitor Thermal fuse blown or flue overheat thermostat activated. Maximum return temperature exceeded.
To compromise underfloor heating Keston boiler models C55P, C45 and C40P are being supplied with separate inputs for central heating and hot water, signals are able to provide different temperatures at the same time for those two inputs .
