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We have 1547 questions about mending 'boiler pressure hot water'

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Mend Heating, Home Heating Systems

Halstead ace HE 24 (combi boiler)?

Boiler is showing E. on the LED display, The fan is working if I turn temp dial to standby it shows 0 (no flas... [Read more]
Mend Heating, Home Heating Systems

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]
Mend Heating, Home Heating Systems

Morco Feb 24E CH problem?

Hi My boiler CH heats up to a point then cuts out, possibly coming back on an hour or so later. It will come ... [Read more]
Mend Heating, Home Heating Systems

Jaguar 28K boiler probelm?

The heating is working ok but there is little hot water at shower, or sink. Water pressure is okay.
Mend Heating, Home Heating Systems

Ariston HE Class boiler hot water no heating?

I had an error 102 had an engineer round he increased pressure then left. I then realised radiators seemed hot... [Read more]
Mend Heating, Home Heating Systems

Ariston HE Class boiler hot water no heating?

I had an error 102 had an engineer round he increased pressure then left. I then realised radiators seemed hot... [Read more]
Mend Heating, Home Heating Systems

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]
Mend D.I.Y, Plumbing

how to locate problem?

baxi 105 he hot water ok .when heating selected low pressure punp fault led lights if you run hot water 5 seco... [Read more]
Mend Heating, Home Heating Systems

What do you do if pressure go high on my vaillant Eco TE?

How to fix vaillant eco tec plus boiler when pressure go high when you use hot water
Mend Heating, Home Heating Systems

low pressure. Worcester 350?

the pressure dropped to zero < no pressure> I have filled the boiler with water on several ocassions .The gaug... [Read more]
Mend Heating, Home Heating Systems

Query boiler not giving heat or hot water?

I have a Saunier Duval F24E:2 and the red and green lights as on constantly. The thermostat is showing at 21 ... [Read more]
Mend Heating, Home Heating Systems

morco boiler not firing up?

morco feb24ed boiler has had new pcb, new pump and now new water pressure switch. As yet still showing low wat... [Read more]
Mend Heating, Home Heating Systems

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]
Mend Heating, Home Heating Systems

worcester greenstar?

the pressure on the boiler when i set it at 0.9 bar rises to 3 bar yet the pressure on the washing machine say... [Read more]
Mend Heating, Home Heating Systems

the boiler drops pressure when the hot water is used ?

when we use the hot water the pressure drops quite a lot to the point that the boiler sounds like it is runnin... [Read more]
Mend Heating, Home Heating Systems

valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [Read more]
Mend Heating, Home Heating Systems

Greenstar 24i?

had a service last week all fine , and never had a problem woke up today no heating or hot water boiler is f... [Read more]
Mend Heating, Home Heating Systems

How do i fix my worcester 24i combi boiler?

my worcester 24i boiler has no flame - no hot water or heating - I've tried to re-pressurise by opening the wa... [Read more]
Mend Heating, Home Heating Systems

Ideal Icos HE15?

We moved into this property Jan this year and have had no problem with the heating/hot water, however we have ... [Read more]
Mend Heating, Home Heating Systems

what could be cause of heating problem?

i have an ariston micro combi 23 mffi boiler the pressure in system keeps dropping to zero , when i refill sys... [Read more]

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