How to mend ... Water Temp Hot

over temp light?

ravenheat boiler LS80 when i turn heating on or hot water tap over temp light coms on

no heating from gb 242/2-5 vaillant ?

HI ,we have a vaillant gb 242/2-5 the hot water works fine but the heating reaches about 79 on temp then qu... [Read more]

Ferroli Optimax 38c combi boiler showing fault code d1 ?

My ferroli 38c condesing combi boiler has no hot water and showing fault code d1 ? the c/heating is working f... [Read more]

my ariston euro combi boiler a/23 mffi wont get hot water?

it fires up, gets to a certain temp (bout 60) then the flame goes out and it starts up again. i cannot get hot... [Read more]

My firebird oil combi boiler is boiling the hot water and radiators?

I' ve recently had firebird 90 combi oil boiler serviced and the hot water out the tap is boiling hot and you ... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]

Vaillant powermax ?

Am having a problem with my central heating. I can't seem to get the temperature of the house to be any more ... [Read more]

vokera boiler cuts in and out on heating and hot water?

Vokera Linea 24. Boiler works at first on heating and water,after approx 20 mins starts cutting in and out the... [Read more]

glow.worm micron 40FF Fanned Flue Boiler?

C.H hot water Kettles if room stat over 15c. I have turned down boiler temp.dial from high to low but this sti... [Read more]

Glowworm Ultimate 40FF water Pump is constantly running?

Ever since we put the heating back on timed for the up coming colder months (About 7 weekes ago), the external... [Read more]

Baxi combi 105HE boiler fault on the heating side?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

Potterton performa 28i - heating won't come back on?

If my performa 28i is in heating/hot water mode and the hot water is used for any length of time ie, having a ... [Read more]

Potterton Puma e80?

I moved into a property in Warwickshire that has a 12-15 years old Potterton Puma e80. We have two showers, on... [Read more]

How can I fix the heating on my Baxi Combi Instant 105e?

I have a Baxi Combi 105e. The hot water and heating is on but the heating is not working. When I turn the temp... [Read more]

Baxi Bahama 100 ?? sensor problem?

Unfortunate owner of Bahama 100 which has had several problems over last few months. Replaced:- Diverter Valve... [Read more]

Hot water is running too slow?

Our Vokera combi boiler is working fine. The heating is working and the water heating fine, but the hot water ... [Read more]

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

Heating boiler through the programmer is on hot water ok no heating to rad?

Boiler operates in the hotwater mode, put the switch over to the heating,no heating,room stat on max, 3 port v... [Read more]

oil fired boiler problem?

Myson Velaire boiler works all summer on hot water system but as soon as you turn on the cental heating syste... [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]