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combi

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  1. S

    Keston C36 Combi Errors

    hello good forums Keston C36 combi boiler constantly gives error code e11. (sometimes i see error code E03) From my own research, I found the following information. E03 Boiler overheat - check that any valves to the heating circuit have not been shut down, no air in the system and that the...
  2. Deputyder

    Connect Siemens RWB27Si Timeswitch wireless thermostat to baxi combi boiler.

    Hi, I just wanted to ask if the receiver of a wireless thermostat would use the current wiring I have to a external programmer? I have a Baxi platinum 28 boiler.
  3. C

    Combi or standard boiler

    Hi, we are looking to change boiler from standard to combi but from what we read we need to have good water pressure for combi boiler, we have checked water pressure in the whole house and it's different downstairs to upstairs so in the kitchen cold tap has water pressure if 13l/per minute but...
  4. D

    What does the internal bypass valve do in a Viessmann combi?

    Could someone please explain what is the function of the internal bypass valve in a Viessmann combi and how its settings MIN/MAX or malfunction somehow would affect operation of DHW and heating? Thanks in advance.
  5. O

    Combi boiler turning off when hot water is used while heating is on

    Hi all, We had a new combo boiler (Intergas eco RF) installed about six months ago. When we are using the central heating and then use hot water, the boiler turns off (error code 4 - ignite). The boiler is fine when using hot water when central heating is off, and central heating is fine until...

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