open vented

Hello, i would appreciate a bit of advice with a new outside condensing boiler i recently installed. It's an open vented 26kw model with a firebird burner. The damn thing will run for a week and then refuse to start. I noticed from the beginning that it would hesitate nearly every time before...

We have an old open vented central heating system I believe. Water tanks in the loft and airing cupboard, baxi back boiler downstairs in the living room. It's been fine since we moved in (6 month ago), but recently I noticed hot water is much hotter than usual. There is a small regulator...

I have a slight problem with a monobloc tap in the kitchen! The hot tap is stiff to turn and when it is tuned takes more of a turn to let water flow than the cold. Also the water has a poor flow rate! Am I right in sayin the tap needs re-seating or shud i just replace it?

can someone please explain see sawing in there own words

Asked to replace some old single rads for doubles. open vented indirect cylinder system without any motorised valves. 5 rads were 2 pipe, but other two looked 1 pipe and were connected to the hot water coil circuit. Anyways removed the 1 pipe system , capping a pipe in the airing cupboard and...

Hello, Our boiler is very noisy when recirculating water. We beleive this to be air in the system and think that the automatic vent maybe the fault. Could anyone please offer any advice how to change this and if we will need to drain the system (partially or fully?). Many thanks Steve

Hi all, I would appreciate if you could give me your thoughts on this boiler. It has a stainless steel exchanger which I believe is essential. Ultracom Boiler http://www.glow-worm.co.uk/products/open-vent-boilers/ultracom-hxi/ Our heating contractor recommends this boiler even though they...

Hi Having a bit of a nightmare getting a radiator hot. It is on a closed circuit , its the last one on the circuit and the routing to this radiator doesn't particulary help ! I am convinced that there is air stuck in the pipe. Anybody got any good tips on how to release it ?? :confused...

hi folks, hope you can help out here, just completing a new build, put in multifuel stove tf 70 arrow, what cylinder do i get for this? it,s doing rads and domestic , will be installed right behind stove , obviously a bit higher than stove but on same floor...

Hello gents, got a diaphragm to change in the afore mentioned boiler tomorrow morning. Have been told by a number of people today that they are a right pain to work on/gain access to. Is this case? not worked on many of these boilers off the top of my head. Id imagine allot of your guys have...

Hi all I have a conventional open vented CH system with x9 radiators in a x4 bed house. The living room has one radiator and other areas of the room are cold. I want to add a radiator to this room. How do you calculate if one can be added and is there a specific calculation/calculator to figure...

hi,just about to fit a new towel radiator in the bathroom and need to cut the copper pipes. Is the best way to just drain down the upstair radiators and if so how do l do this.And also how would l then bleed the system once the job is done and do l add any special fluilds.Last year B Gas drained...

Hi all, i have been asked by a customer to replace their boiler. Vented system but the pump is in the boiler itself. Can anyone recommend a replacement for this. I normally deal with combi's so not much experience with installing the heat only boilers but i don't want to put in a poor one...

Hi all hope you can help, i am new to this forum so please excuse my ignorence as i am not a Plumber. I have a Baxi back boiler and when the heating is on water only, the upstairs rads get hot. i understand this is the check valve needing replacing. is this normally located close to the pump ...

Hi Everyone Can anybody tell me if when you flush an open vented System fitted with a Primatic,after you have drained down and removed the cylinder and capped the pipes can you then directly refill the system from the powerflushing unit and bleed the rads in preparation to start...

Which is better in your experience Magnaclean or Spirotrap?? Are there any advantages of one over the other?

Hi, i've got a central heating resit (Failed by 1) on the 3rd of june, and i got some questions im not sure about. If anyone could take your time to answer them please do. 1). What is the recommended capacity of a f&e cistern for a small domestic propery? 2). What should be carried out before...

what do you guys use when cleaning a system and when fiiting a new boiler?? I was thinking of buying the sentinel filling kit as its very easy to use.?;)

Hey, Problem: Solid fuel stove is boiling and causing a racket. It has a gravity circuit 28mm. It seems to circulate fine with a very light fire. But once the draughts are opened it just overheats. The gravity flow rises all the way to the attic{two story house}, crosses horizontally for two...

Can anybody tell me if this boiler heats the water from the mains as well as the hot water tank or if it only heats the water in the tank... Cheers dudes...