Vokera linea 28 - CH running fine DHW - was running enoughvokera linea 28 - CH running fine DHW - was running enough for basin of hot water then cutting out and heating again. wife could not have bath so replace both thermistors & high limit stat. Now starts… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
I was just reading the thread about the boiler that carriedI was just reading the thread about the boiler that carried on working in the night even though the timer control was off. I have a Greenstar 40CDi which is sometimes doing the same thing. I haven't w… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
hi, i have an alpha 240p combi boiler, which appears to workhi, i have an alpha 240p combi boiler, which appears to work correctly in warm weather. if we get a cold night the boiler will function but with a short burst of the main burner about 5 -10 seconds th… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
I have a vokera linea 24 boiler, no problems with CH and theI have a vokera linea 24 boiler, no problems with CH and the DHW temp is fine, however after around 30 seconds, taps, shower, bath whatever I run, there is intermittent hot water and it will go cold f… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
Hi there, I have a vaillant turbo max 28e combi boiler. TheHi there, I have a vaillant turbo max 28e combi boiler. The Dhw will not get sufficiently hot and will cut in and out intermitently. The central heating appears unaffected when it is either on or off.… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
I am adding another rad to my combi heating system. The radI am adding another rad to my combi heating system. The rad is in, and all the new polyplumb pipework installed to the existing flow and return, also in polyplumb. All that remains is the connection! … read more
Chamberlain Maintenance
Plumber
324 satisfied customers
I have a ferroli Maxima 35C, which intermittently fails toI have a ferroli Maxima 35C, which intermittently fails to light. This occurs on DHW & Central Heating and seeems to get worse after the boiler has been operating for a while or the ambient temperatur… read more
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Linea 735 non condensing combi. Heating works fine, no problem.Linea 735 non condensing combi. Heating works fine, no problem. Turn on hot water tap and after a few seconds boiler kettles and shuts off. Doesnt need restart to fire again? DHW heat exchanger not bl… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
Hi I have a ravenheat combi which has recently had a new diverterHi I have a ravenheat combi which has recently had a new diverter valve & was working fine for 2 weeks. Now it won't fire on DHW, but it will when on Sum/Win.The boiler in question isRSF84ET… read more
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
hi, got vokera linea 24 combi, there is no problem with hothi, got vokera linea 24 combi, there is no problem with hot water, but CH when on will only last 45min then it shuts off keeps on firing up but wont stay on u have to turn off and leave for a while th… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
Hi we have just moved into a new bungalow and a vokera lineaHi we have just moved into a new bungalow and a vokera linea he30 was fitted in 2006 and last serviced April 2010. 1) It does not seem to provide a very high level of hot water, the temp set to max 60… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
On our Vokara Linea 24 combi boiler the pressure rising whenOn our Vokara Linea 24 combi boiler the pressure rising when the heating is on, it starts at 1bar - rises to 3bar in 10mins then we turn it off! I have checked pressure in expansion vessle after drain… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
I have a vaillant turbomax 242e combi boiler, just had theI have a vaillant turbomax 242e combi boiler, just had the diverter valve replaced by vaillant engineer as no hot water, but heating was ok. Since the valve replacement the heating does not appear to … read more
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
have a build up of pressure in my boiler and when i bleed bathroomhave a build up of pressure in my boiler and when i bleed bathroom rad obviously the pressure drops, all rads in house get hot but the bathroom one... have just bled the bathroom one until i get hot w… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
I have a Ariston dia 24 combi boiler . ...when the boiler isI have a Ariston dia 24 combi boiler . ...when the boiler is starting from cold there is a 30 minute delay before the boiler fires up and theres no domestic hot water until this happens after this i c… read more
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,029 satisfied customers
We have a combi boiler on the first floor. The central heatingWe have a combi boiler on the first floor. The central heating is on a pressurized system. We have the problem that all the rads on the first floor get hot and the rads on the ground floor remain cold… read more
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
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