That was replaced by the Vaillant engineer on case. He also isolated the boiler from the system and confirmed afterwards there is a leak somewhere under the floorboards.
I am also considering calling professional leak detection company but not sure how reliable they are in detecting leaks like...
Update
A Vaillant engineer came out as it was under warranty and confirmed the boiler is fine and the issue is caused by a leak somewhere in the system. As there are no damp patches anywhere in the upstairs ceilings he said it will most likely be under the floor boards downstairs.
He also...
Sorry I thought by stating the model number would be sufficient.
I have just been told what you have suggested but any chance you can tell me how to isolate it? Also, does turning it off mean turning it off at the mains?
Thanks
I called another engineer and he suggested turning off the isolation valve after re-pressurising it for a few hours. He said if the pressure then drops it could be a Boiler fault.
I've checked underneath but cannot work out which is the isolation valve:
Hi
I have a Vaillant EcoFit 830 boiler that had suddenly keeps losing pressure to 0 Bar with a F22 error. So there is no hot water or heating.
After re-pressurising it, it starts working again for 2 hours before the same thing happens again. I had a Boiler Engineer through breakdown insurance...
I have a bathroom with a shower cubicle which has paint peeling from the ceiling.
I have scraped off as much as I can and ready to go on to the next step but would like some advice please as a novice.
I will try and smooth down the existing paint edges before using a filler but which paint can...
Hi.
I have a Harvey Arc water softener which takes blocks of salt and I have noticed over the past week that salt has remained the same and not gone down. Limescale has also starting to appear around the taps and sink so it looks like it's stopped working.
I have a bypass valve to use when...
Hi
I have a bathroom in the loft with the light switch outside the bathroom. Family members frequently forget to switch off the lights after they come out which also runs the extractor fan in the bathroom.
For a reminder, I'm looking to replace the switch with one that has a neon light on it and...
Hi
I have a flat with a open plan kitchen.
Which is a big room with kitchen on one end, dining room in the centre and a sofa and TV on the other end.
Currently it's painted with just the one colour paint but the walls are 'dusty' so if I was to wipe off a stain hard the paint appears to come...