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  1. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    I know it has been mentioning pump setting might be too high. But heat pump is set to auto..is this typically ok?
  2. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    What’s implications of pump speed being too high? I have 3 floors. It’s a self modulating boiler grreeniq 627.
  3. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    Thanks. While I’m here. I got a greeniq system boiler with vsmart. I presume the range can be set to auto… and there’s probably little else I need to touch? It’s a 27kw system boiler with 10 to 1 modulation
  4. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    Ok. Yes I have 13 rads. 10 or so calling for heat. Yes try installed . Some Bluetooth in a schedule
  5. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    at present I just checked my flow is 47 and return 43? Why is the gap so low?
  6. M

    If display is 55 degrees on vaillant boiler is that when boiler is at most efficient?

    I got a eco tec 627 system boiler. The display is showing about 39 degrees. If it’s at 55 degrees is that when heating is tuning at most eco friendly?
  7. M

    Portable AC unit icing up on side

    Yes. I’ve had a look inside. Fan working et . How would I fix this?
  8. M

    Portable AC unit icing up on side

    2 years old. Only used it about 40 days
  9. M

    Portable AC unit icing up on side

    2 days ago it said it was full. So I drained it.
  10. M

    Portable AC unit icing up on side

    Hi I have a portable AC unit. The grill on side is incongruous ip((lower half only usually). Any ideas why?
  11. M

    Metal hitting frame

    Single door
  12. M

    Metal hitting frame

    Recently the bit circled in red hits the door frame. What are likely ways to fix this?
  13. M

    Filling cracks round Upvc window. Best product ?

    I have some cracks around sil and Upvc windows. It is causing draft and a little mould. I presume I need to fill it in. What should I use? Decorators Caulk?
  14. M

    Unistor unvented cylinder tundish dripping

    Thanks Madrab. they came. Pumped EV. And they was facisnated by the greeniq boiler. I left a spare prv next to the boiler and they ended up using . They said washer was gone. They even sorted the lid and snapped it back on. All sorted! I even gave them a extra 10 quid tip I was so happy.
  15. M

    Unistor unvented cylinder tundish dripping

    Vaillant back tracked and said they don’t service cylinders. They will look at them at most. It’s a real flaw in the model. So a local plumber with g3 is coming to service both for 100. If the EV needs to be replaced it would obviously cost more. I did get a prv valve from tool station incase...
  16. M

    Unistor unvented cylinder tundish dripping

    As you can see it’s mounted against above a vent . It is blocked out at other end. So I was looking for mount in same region
  17. M

    Unistor unvented cylinder tundish dripping

    vaillant 250/3 unistor. Says 245 litre. I got the part number of vaillant for their EV. It’s 200 quid
  18. M

    Unistor unvented cylinder tundish dripping

    https://www.unventedcomponentseurope.com/zilmet-ultra-pro-24-litre-potable-expansion-vessel-c-w-bracket-20014.html/?utm_source=Google%20Shopping&utm_campaign=Copy%20Unvented%20Components%20Europe&utm_medium=cpc&utm_term=5903&gclid=EAIaIQobChMIs9afrueD9gIVz9_tCh07igDBEAQYEiABEgLE2_D_BwEThis ok...
  19. M

    Unistor unvented cylinder tundish dripping

    Yes. It wouldn’t. Specially given warranty is only 2 years . However Based on position . Mounting holes. And pipe work I prefer it to be the same
  20. M

    Unistor unvented cylinder tundish dripping

    Good to know. The plumber is coming to service and check it on Thursday . Here’s to hoping I don’t need a new EV, a vaillant one is 200 quid(and I would prefer not to get another one due to the fact it can be mounted in same spot) I will keep your updated
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