How to mend ... Boiler Not Heating Properly

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]

WHEN C/H OFF DHW HEAT C/H SYSTEM?

WHEN CENTRAL HEATING IS OFF,IE SUMMER, WHEN I TURN ON DHW THE CENTRAL HEATING SYSTEM WARMS UP AND THE DHW DOES... [Read more]

Boiler loosing pressure when heating goes off?

A 28cdi has started loosing pressure when heating goes off it can be refilled but its getting a bit tedious. I... [Read more]

How to replace a faulty ravenheat csi 85 timer?

My ravenheat condensing boiler model no csi85 timer clock isnt working properly. The timer illuminates the lig... [Read more]

No ignition. ?

Hi My daughters heating has just died on her, although I am not a plumber or gas fitter I managed to go throu... [Read more]

heating not coming on feroli f24?

the boiler works fine on the hot water side but when i turn the temp control up for the heating to come on not... [Read more]

Danfoss FP715 not working properly?

Just had new boiler put in. Got new pack of Danfoss (programmer plus other bits in box) The installer just use... [Read more]

can i add a second pump?

ive just had under floor heating put in and its not heating up properly, ive been told that the pump on the bo... [Read more]

heatline combi pilot light fault?

My heatline combi boiler has developed a fault, I have recently fitted a new bathroom which has involved drain... [Read more]

Central heating coming on when heating the water?

Hello, We had an issue with the boiler a while back, it broke down and wasn't heating the water, bloke came... [Read more]

hotwater will not go on?

My 24I boiler heating works perfectly. 2weeks ago I noticed my bath water wouldnt heat properly. After Investi... [Read more]

biasi no central heating?

hi i have a biasi 24s the filling loop had not been turned off properly causing the boiler to overflow,i turne... [Read more]

Ideal Mexico boiler has water leaking from overflow pipe. Why?

Hot water is leaking from the overflow pipe on the cold water tank on the roof. Also, while the radiators get... [Read more]

my boiler is raven heat little star l80?

my central heating work properly but no hot water i,ve changed the sensor but still hotwater not comin on coul... [Read more]

worcester bosch 230?

central heating not working properly 37/39 degrees on max heat,temp on flow /return at boiler same/radiators... [Read more]

Boiler continually cutting out?

Hello everyone. I need some advice please regards my gas central heating/hot water problem. I have a Pot... [Read more]

Potterton Netaheat 50e Boiler?

After 9 years the pilot light has gone out and the heating and hot water have gone off. When working prope... [Read more]

boiler fault ariston a/23 mffi?

Dear all, Could you please advise. My daughter has a Euro combi A/23 MFFI boiler that works for... [Read more]

Heating not hot enough?

I have a Baxi Solo Boiler. The water appears to be hot but the heating comes on and automatically switches of... [Read more]

Boiler and Hot water not working properly-easy fix?

Hi, My oil-filled heating system isn't working. I have an external Grant combi-boiler, and suddenly, 3 days b... [Read more]