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Mend High Hot Water Heating

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We have 181 questions about mending 'high hot water heating'

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Mend Heating, Home Heating Systems

high pressure when heatings on?

pressure fine when you just need hot water, when you switch t the heating on pressure goes past 3 bar and... [Read more]
Mend Heating, Home Heating Systems

very hot water,high pressure and drips.....ahhhh!?

recently moved into house with ferroli modena 80e,serial starts 99. well it is a nightmare. the water in showe... [Read more]
Mend D.I.Y, Plumbing

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]
Mend Heating, Home Heating Systems

na hot water with halstead ace high?

i have had a halstead ace high fitted for about 18 months.the heating works ok but i have no hot water.I do no... [Read more]
Mend Heating, Home Heating Systems

My boiler is not giving me hot water but the heating is fine?

The heating is working fine, both on the timer and manual, but when i run a hot tap the flame goes out and I c... [Read more]
Mend Heating, Home Heating Systems

When heating water (not radiators0, why does my water constantly ge hot and?

I have a Vokera 80E condensing boiler. When heating water (not radiators), the water initially heats up ok, th... [Read more]
Mend Heating, Home Heating Systems

gas central heating system?

the temperature of the hot water is all of a sudden too high and the water pipes either side of the drayton 67... [Read more]
Mend Heating, Home Heating Systems

Potterton combi 80 boiler?

When central heating is hot, the bar guage goes into the high pressure red section and water comes out of the ... [Read more]
Mend Heating, Home Heating Systems

hot water wont heat up,halstead ace high 0086?

boiler running 4 heating,but valve wont kick in, to heat hot water.the pin in the valve wont come out to mak... [Read more]
Mend Heating, Home Heating Systems

High central heating water pressure - (Glowworm swiftsure 100)?

Hi folks, any ideas on this one? My central heating water pressure on the combi boiler keps increasing until ... [Read more]
Mend Heating, Home Heating Systems

ravenheat rsf 820/20?

I have a ravenheat 820/20 C/boiler,The c/heating works fine , but the dom/water is just about warm, I had a ne... [Read more]
Mend Heating, Home Heating Systems

Sime 60 stopped working (both central heating and hotwater)?

Sime 60 heating system (circa 7 yrs old and annually services incl. some parts replaced in recent years) insta... [Read more]
Mend Heating, Home Heating Systems

thelia 23, won't fire up (pilot lit, just won't heat water)?

When I try to turn the heating or hot water on, the fan keeps clicking between fast and slow, approx every sec... [Read more]
Mend Heating, Home Heating Systems

halstead ace high?

My ace high is working fine heating wise,but it wont heat the water,when u turn the tap on full blast even,the... [Read more]
Mend Heating, Home Heating Systems

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]
Mend D.I.Y, Plumbing

How can I fix my hot water?

My Halstead "High Ace" combi bolier is working fine for heating but does not register when a hot tap is turned... [Read more]
Mend Heating, Home Heating Systems

vokera linea 28?

pressure keeps dropping when central heating is on. Drips come out of drain off outside. Pressure goes sky hig... [Read more]
Mend Heating, Home Heating Systems

poor hot water from a combi (halstead ace high 102)?

i fitted my boiler a year ago and got a gas man to do the gas and commision the boiler.heating is fine.hot wat... [Read more]
Mend Heating, Home Heating Systems

pressure to high in potterton lynx 2 boiler?

The pressure gauge on my potterton Lynx2 boiler just keeps rising untill it goes off the dial! (then i turn it... [Read more]
Mend Heating, Home Heating Systems

Have a Vaillant Ecomax 824E Boiler?

Central heating put back on after summer break, fault signal E 12 appears. Water pressure guage keeps going s... [Read more]
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