How to mend ... Hot Water Going Cold

How can I fix my Main Combi 30HE boiler?

The domestic hot water system is not operating properly as it heats the water to the right temperature when yo... [Read more]

Logic Combi 30 F 2 code?

Hi, Just went to have a shower and the water came through hot then went freezing cold and the boiler starter t... [Read more]

Why does my boiler keep switching on and off?

The boiler is a Main HE condensing. The problem only occurs when Hot Water Only is selected. If run from stone... [Read more]

Worcester boiler 35CDi?

What can be wrong with my boiler? I first noticed a problem when my shower began running hot then cold, hot th... [Read more]

Potterton Netaheat M11 no heating no hot water?

The boiler lights up and gets very hot and then closes down. We have replaced pump and fan. Zone valve wor... [Read more]

Glow-worm 30cxl?

Started off blowing 3amp fuse in boiler, water cold but heating working ok, engineer came out and fitted a ser... [Read more]

help! glow worm betacom 24c no heating?

Ok here goes... the above boiler was working fine! After coming back from a weekend trip i noticed the hea... [Read more]

no hot water ?

i get no hot water or if i do get hot water it for a few seconds then goes freezing cold ,if the cold tap is p... [Read more]

hot watergoing cold?

boiler is an micro genus 2 -24 mffi whenrunning water it goes cold was told to change sensors for ch on divert... [Read more]

how to find a fault?

my sister-in-law has a glow-worm 30c boiler the central heatings ok but when they turn on dhw tap the water i... [Read more]

ferroli optimax plus he31c?

Ican get central heating but no hot water the boiler is firing up when hot water is demande but cold is coming... [Read more]

boiler betacom 30?

My hot water stays hot for approx 10 seconds then becomes stone cold, central heating fine. Please help

potterton flamingo 50s?

when i turn on my boiler , the heating works but the hot water runs cold from the water tank , any ideas thank... [Read more]

ferroli optima 901 c/heating problem?

heating will not come on but hot water ok. pump runs. boiler fires up when stone cold for c/h eventually but w... [Read more]

potterton kingfisher boiler central heating not turning on?

Our boiler is turned on and we are getting hot water but our central heating is not turning on. I guess the pu... [Read more]

Potterton perfoma30 HE Central Heating Cutting out?

New heat exchanger and divertor valve due to heat exchanger blocked. Now CH only cutting out, hot water is ok... [Read more]

Radiators upstairs will not go off after relighting Potterton Kingfisher ?

Hi, I have an old Potterton Kingfisher CF50 boiler. Yesterday we had no hot water so re-lit the pilot lig... [Read more]

No HW but HW+CH works fine?

Hi Just bought a new house but got problems with the hot water. When I switch both HW+CH everything's ok. I... [Read more]

baxi combi boiler 105a hot water temperamental?

hot water either scalding or just runs cold when the tap is turned down especially showering this happens even... [Read more]

worcester 28cdi?

hot water runs hot then cold. When using bath.