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  1. Z

    valiant thermocompact boiler

    Hi mik try that but still same
  2. Z

    valiant thermocompact boiler

    ok i will try the grey wires tonight do you have contact number please
  3. Z

    valiant thermocompact boiler

    hi i will try it tonight do you know how all the wires should be conected as i will check them all thanks ziggy
  4. Z

    valiant thermocompact boiler

    Hi Mick I have 1 Drayton z6 valve for hot water. And 2x honeywell valves for under floor hating for upstairs and one downstairs
  5. Z

    valiant thermocompact boiler

    valiant called today and they have changed the pcb but problem still not gone . the engineneer told me that there is a live feed coming in to the pcb from one of the honeywell valve if you take the wire out from number 3 on the pcb board the pump over run stops . can a new...
  6. Z

    valiant thermocompact boiler

    My boiler keeps Fireing even though the timer is off no fault codes
  7. Z

    valiant thermocompact boiler

    sorry mate I need to sort the boiler out I am so stressed
  8. Z

    hi mate i have a problem with my valiant thermocompact boiler i have screed under floor heating...

    hi mate i have a problem with my valiant thermocompact boiler i have screed under floor heating down stairs and floating floor under floor heating up stairs i also have a hot water storage tank up stairs in loft and the boiler is in the kitchen now i use to loose water pressure on my boiler so i...
  9. Z

    valiant thermocompact boiler

    hi mate i have a problem with my valiant thermocompact boiler i have screed under floor heating down stairs and floating floor under floor heating up stairs i also have a hot water storage tank up stairs in loft and the boiler is in the kitchen now i use to loose water pressure on my boiler so i...
  10. Z

    valiant compact boiler keeps running when timmer is off

    frost/pipe stat?were is it on the boiler please as i have spent £200 beacuse some one said its the external wiering as the boiler was instaled in 2004 and was runing fine until they changed the expansion vessal due to loosing presure now its running when the timmer shoes its off i have changed...
  11. Z

    valiant compact boiler keeps running when timmer is off

    the heating is fine hot water is fine cant understand what is is?
  12. Z

    valiant compact boiler keeps running when timmer is off

    hi i have a valiant thermocompact boiler with arinston presure hot water cylinder my boiler keeps on running when timer says its off and it fires up for 5 seconds and goes off i have pressed th i button and comes up with s7 code then s3 and s4 it is very confusing any help please icon_cry.gif
  13. Z

    vaillant ecotec plus 837 boiler problem

    hi i have a valiant thermocompact boiler with arinston presure hot water cylinder my boiler keeps on running when timer says its off and it fires up for 5 seconds and goes off i have pressed th i button and comes up with s7 code then s3 and s4 it is very confusing any help please :cry:
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