How to mend ... B Dhw Out

worcester 24cdi combi. the DHW demand is flashing quickly.any ideas?

the DHW is flashing quickly and the book says call a service engineer. what can i try first?

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]

Potterton Performa 24i HE. DHW ok but CH not working?

This boiler had been switched to DHW duties only over the summer and autumn. Now I switch to CH&DHW the CH is... [Read more]

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]

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]

no hot water?

no dhw,heating ok

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]

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]

Halstead Eden CBX 32 boiler fault?

Hi I got a Halstead Eden CBX 32 boiler about 2 years old, the heating is not switching on from the clock. ... [Read more]

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]

Central Heating Dilemma?

ok I have a Potterton Mini Minder E (MM)to control when I want the water (DHW) and Central Heating (CH) on and... [Read more]

repair of ravenheat 820/20 fan assisted combi-boiler?

central heating is working but no dhw.lot of banging and popping recently before failure.replaced diverter val... [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]

Sime Super 102 Main burner pulsing fault?

I have a SIME Super 102 combi boiler. When any DHW tap is opened the boiler starts up ok and pilot light comes... [Read more]

how can i fix my vaillant vcw-gb-280h boiler?

i have no gas solenoid ignition there is no voltage to the soleniod in ch mode or dhw mode .All stats test ok ... [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]