Search results

  1. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    Day 1 you bled the radiators then topped the system up to around 1 bar-it may have been less. No heating or hot water. Day 2 the system was empty so you topped the system up to 1 bar-ish. Hot water working but no heating. pressed t-stat button ON and started the heating (went to 1.5 bar-ish...
  2. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    i went just now and pressed "i" on the boiler and it shows the code S30-which i believe means no heating demand. so is it the thermostat that's got an issue? confused.
  3. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    i got the boiler going a while ago, just no the heating. i turn the thermostat on and it starts getting the heating going but then turns the heating off after a while.
  4. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    actually today, yes it was totally empty. i filled it up to about 1 bar then got it going.
  5. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    i cannot rememerb if it was empty to be honest. i bled the radiators if that's what you mean? i dont know how to do any more than that.
  6. F

    Valliant ecotec 837-hot water working but no central heating?! HELP please!

    Hi, I bought a house recently and it's been a few months since the boiler has been switched on. I just filled the water up to around 1.5 bar and turned the boiler on. the hot water works fine but the heating doesnt. i turned the thermostat on (i assume this is the thermostat because it seems...
Back
Top