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Mend Water Boiler Blue

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We have 118 questions about mending 'water boiler blue'

How to mend ... Water Boiler Blue

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Mend hot heating help

Vaillant VCW, no hot water or heating! help desperatly needed?

I have a vailllant VCW GB 282E and the hot water and the heating do not work. I havnt had the boiler on for th... [Read more]
Mend boiler working pressure

How can I fix my Greenstar 30CDi System?

Hi - Boiler had been working fine. We topped up pressure recently ( to about 2). Now the pilot light is ... [Read more]
Mend ariston genus boiler hot

how can i fix my ariston genus he 24 mffi boiler?

when the water runs hot all of a sudden it starts cooling down and shows either E 33 or E 34 code then it clea... [Read more]
Mend boiler presure radiator

F35e themaclassic boiler?

i am unable to up the presure in my boiler after fitting a new radiator i have tried the blue fill up nob but ... [Read more]
Mend greenstar hot water

greenstar 24i. No hot water?

No hot water delivery, the boiler kettles on the main heat exchanger with HW demand. Central heating demand n... [Read more]
Mend working worcester greenstar

Heating not working. Worcester greenstar 24i junior?

The hot water still works but the heating doesn't come on. Wireless thermostat has been reset and looks like i... [Read more]
Mend water combi boiler green

i have no hot water through my WB greenstar 30si combi boiler???

hi, for some reason my boiler is not giving out any hot water, the green light is not lit up-think its the pil... [Read more]
Mend boiler not firing up

boiler not firing up?

my boiler has is a worcester bosch greenstar 40cdi and has been working fine . tonight turn it on and get the... [Read more]
Mend greenstar boiler mean

what do the flashing lights on my greenstar 24i boiler mean?

My greenstar 24i boiler keeps turning itself off when i run the hot water,when this happens the blue light fla... [Read more]
Mend gas heating water

Constant blue light?

Do gas boliers always have a blue light, even when the heating and water are off? Mine goes and am just wonde... [Read more]
Mend boiler flashing light

Worcester Bosch boiler - flashing blue light?

I have a WB 15Ri RSF Greenstar condensing boiler (3 years old next week) and have had a couple of problems. T... [Read more]
Mend green hello hot

No green burner indicator on ?

Hello, I have a Worcester Greenstar Ri. Last few days have had the heating off and only hot water on. Last nig... [Read more]
Mend water pressure gas boiler

water pressure on gas boiler?

The Blue pressure needle on my gas boiler should be reading about 1.5 . However, when the system is set on lo... [Read more]
Mend D.I.Y, Plumbing

If water pressure needle ( blue ) is hiher than 1.5?

I understand what to do if the blue water pressure needle falls below 1.5 i.e. simply open the tap until the ... [Read more]
Mend pressure bar turn

How can I get pressure up on Saunier Duval F24e boiler?

Pressure showing less than 1 bar. Would normally turn blue valve slightly to increase pressure sufficiently fo... [Read more]
Mend saunier duval f35e

Cant re-pressurise my saunier duval isofast condens f35e?

The pressure in my system has dropped to 0.5 bar so I have an error message 21 and no hot water or heating. ... [Read more]
Mend hot water heating

no hot water and heating?

how do i get my heating on the presher is ok theres gas but does not light. you have to keep starting and rese... [Read more]
Mend boiler warning light reset

boiler warning light is on- how do i reset it?

last night i had a radiator connected to existing pipes. when i got up today there was no hot water. i checked... [Read more]
Mend worcester boiler water blue seconds

worcester boiler?

NO hot water or heating blue light flashing every couple seconds, tried pouring kettle water over pipe coming ... [Read more]
Mend boiler red light

Worcester 28i Junior - same problem with a twist!?

Hi, I have been having the same boiler problem. Red reset light, flashing blue light every 2 / 3 seconds. I ha... [Read more]
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