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We have 257 questions about mending 'water dhw boiler'

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Mend Heating, Home Heating Systems

what is my problem with boiler?

i have a glow worm compact 80e boiler the problem is that i dont have hot water ,sometimes it works and someti... [Read more]
Mend Heating, Home Heating Systems

why does my combi boiler run a full pelt?

I have an alpha 240 eco combi boiler. On Monday i came home to find the heating had stopped working. On inspec... [Read more]
Mend Heating, Home Heating Systems

Vaillant VCW GB 242EH Water Temperature?

My boiler is turned up to maximum on both domestic hot water and radiator temperature. The DHW is warm to medi... [Read more]
Mend Heating, Home Heating Systems

Leak on Baxi 105e Combi. Boiler?

I could see it was apparently coming from what I thought was a grub screw missing that holds the DHW Pressure ... [Read more]
Mend Heating, Home Heating Systems

No hot water on my worcester/Bosch combi 24i?

Boiler has been working fine for the few years we have been in this house. Every thing was fine until last wee... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Potterton Puma 100?

I have a Potterton Puma 100 which keeps closing down. I seem to cure the problem for a while but then it shut... [Read more]
Mend Heating, Home Heating Systems

RAVENHEAT LS80 in consistent DHW + pressure probs?

I have a ravenheat LS80T and when i don't use the Heating the pressure stays perfect but when I use the heatin... [Read more]
Mend Heating, Home Heating Systems

biasi 24 fault finding dhw?

hi there have a biasi 24s i seem to be having a problem with the dhw when i turn the hot tap on the water some... [Read more]
Mend Heating, Home Heating Systems

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]
Mend D.I.Y, Plumbing

dhw continues to run even though the taps are off?

I have a baxi instant 105e combi boiler. often the pump continues running even there are no taps in use. The w... [Read more]
Mend Heating, Home Heating Systems

How do I increase my combi boiler hot water temperature above 60*?

Ferolli Maxima 35C. Good animal, had it for 3 years but it niggles me that the DHW is limited to about 60 deg... [Read more]
Mend D.I.Y, Plumbing

how do I fix the leak from the back of the DHW flow valve in my alpha 280E ?

I have a dribble of water coming from the back of the DHW flow valve in my alpha 280E combi boiler. I have tak... [Read more]
Mend Heating, Convector Heaters

female in need sime friendly boiler?

A plumber recently fixed my mix shower and a leaking tap. Since the repair has been done i have no hot water. ... [Read more]
Mend Heating, Home Heating Systems

Hot water keeps boiling?

DHW (gravity fed HW pumped CH system; Potterton floor standing (?1200) balanced flue boiler replaced 6 years a... [Read more]
Mend D.I.Y, Plumbing

ch will not turn off. when on dhw only?

thermostat disconnected on boiler .swich on water only ch still comes on .continuse burning till over heat.
Mend Heating, Home Heating Systems

ferroli falcon boiler lockout?

my ferroli falcon intermittently stops supplying both dhw and ch,if i switch the reset then boiler reignites.w... [Read more]
Mend Heating, Home Heating Systems

Why does my boiler go g-g-donk and then lock out?

My Chaffoteaux & Maury Britony combi has an intermittent problem. About a minute after turning hot water off, ... [Read more]
Mend Heating, Home Heating Systems

boiler pipework?

What are the 4 pipes from the potterton flamingo 50 boiler. Two are 22mm, I assume they are for the c.h and dh... [Read more]
Mend Heating, Home Heating Systems

dhw on my ariston eurocombi a/23 mffi gets too hot?

dhw control does not affect temp of water coming out of taps. ie if left to run water reaches max temp before ... [Read more]
Mend Heating, Home Heating Systems

alpha boiler HE CB25?

Switch the selector to DHW, open the hot water tap, NO HOT WATER. This started yesterday. Help.
Pages 65432

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