How to mend ... Dhw Very Hot

hot water not constant?

hot water does not stay constant?some days takes ages to get hot.some days very hot.have replaced dhw sensor ... [Read more]

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]

Glowworm / Glow worm compact 80e locking out not working !!?

Hi I have a new compact 80e installed which I bought about 1 year ago. The boiler was a surplus and had bee... [Read more]

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]

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]

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]

Hot water keeps boiling?

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

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]

The water from my valient combi is top hot, I have replaced the thermostat?

I have replaced the DHW flow thermostat but the water is still too hot

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]

halstead finest gold no dhw?

when i turn hot tap on boiler will not fire up. if turn ch on dhw works ok. help!

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]

alpha boiler HE CB25?

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

Valiant Turbomax 282 DHW not very hot?

I have had a 282 for 10 years, repaced diverter valve, diaphams, micro switches etc. The DHW supply has never ... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]

Ravenheat rsf820/20t hot water problems?

Hi, When I run hot water the temperature fluctuates from scalding hot to cold. Also frequently cuts out when ... [Read more]

Glowworm 38cxi repressurising question?

We have the above boiler, about 2 1/2 years old. It s sprung a leak in the DHW cast plastic pipe out of the L... [Read more]

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]

csi85 1 year old?

i have two raventheat csi 85 and both give hot water when ch mode is on , but dont work when in the dhw only ... [Read more]