How to mend ... Heat Boiler Works Hot

Worcester oil boiler lock out?

only locks out when the heating in on works fine on hot water. changed the 3 way activator valve . still the s... [Read more]

heat line c28 boiler?

The boiler works fine with the central heating but when it comes to the hot water it fires for only about five... [Read more]

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]

no heat to rads?

My Boiler fires up for the hot water and this works however when the light comes on for my heating the boiler ... [Read more]

woodpecker woodpellet boiler water getting too hot?

my 25k gekros woodpecker woodpellet boiler works grand, but trips out at 99 degrees water temp. why is this ha... [Read more]

Whats wrong with my Vokera Mynute EHE boiler?

Wonder could anyone kindly help. I have a Vokera Mynute EHE boiler fitted in my home, which until recently was... [Read more]

Adding dispersants to circulating water?

We have a Vaillant Combi, whic is persistently (at 2 year intervals) having to have the hot water heat exchang... [Read more]

low water temperature os my saunier duval SD623 boiler?

ow water temperature os my saunier duval SD623 boiler? the heating works ok but the hot water is not very h... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

solar 2000 combi boiler no dhw?

any ideas how to repair a solar 2000 combi boiler? Heating works ok,but no dhw.When turning on hot water tap b... [Read more]

Ferroli Optimax He Plus 38C hot water works but heating dosent?

I have a Feroli optimax he plus 38c boiler. I have replaced the room theromastat as the old one was the wrong ... [Read more]

my Remeha avanta boiler is showing e5 error ?

my remeha avanta boiler is showing e5 error and giving radiator heat only, no hot water. tried switching off a... [Read more]

hot water from a carver water heater in a caravan?

The hot water tap in my caravan doesn't want to work, but the cold works fine. The heater seems to heat the wa... [Read more]

Betacom 30 heating fault?

18 month old Betacom 30, hot water function works just fine. call for heat and problems start. Pump & fan run ... [Read more]

how can I fix my rayburn 380L boiler?

I have a rayburn 380L LPG boiler which fires up,makes knocking noises then switches off before circulation tak... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

Low Domestic Water Pressure fromy my Valliant ECOmax 824E?

I'm experiencing low water pressure at the hot tap. I have a Valliant ECOmax 824E combi-boiler. I've had th... [Read more]

Ravenheat CSI 85AT fires up and goes of every 20 seconds?

I have a Ravenheat CSI 85at that is just over 3 years old. This is the one that does NOT have the honeywell ga... [Read more]

My bolier won't heat water unless the central heating is switched on?

My central heating and hot water system works fine when the heating is on. If I select hot water only... noth... [Read more]

Boiler problem- heating works but no hot water?

Hi all, have got an Ideal lifestyle boiler, model LP112. Central heating works but it willnot heat water for ... [Read more]