How to mend ... Lights Central Heating

potterton performa 30 HE?

Hi water working fine but when central heating is turned on upstairs radiators work ok but downstairs nothing.... [Read more]

no domestic hot water?

baxi 105he central heating works ok, but when taps are turned on all red lights go out and water goes cold i h... [Read more]

Vokera Boiler, Heating Working But No Hot Water?

We have a Vokera Maxin 28E boiler. The central heating works fine and the boiler lights every time. However re... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

How can I fix my Halstead Ace High Boiler?

My boiler only lights for a couple of seconds then cuts out meaning I have no hot water or central heating. A... [Read more]

potterton ep20001 programmer wont light hw?

my programmer will not light up the HW side of the display after a power out. If I select hw it switches the c... [Read more]

Potterton Suprima 80L?

The boiler works with no logout. The lights operate as per the manufacturers manual. After 60 seconds the boil... [Read more]

valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [Read more]

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]

Central Heating system?

Update on my question of pump operating when not calling for heat. The pump makes a noise while doing this but... [Read more]

Radiators not heating?

Hi Can someone help me please, i put my central heating on yesterday and this morning i found my radiators we... [Read more]

baxi combi, my radiators are on all of the time all of a sudden?

the electric blew in our house and later on i noticed the rads in the house were on constantly. I have a Bax... [Read more]

What is wrong with my central heating?

Hi My central heating and hot water will not turn on when requested. The electronic time is set to 24 hrs and... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

Faulty Siemens receiver - help!?

My central heating system is controlled by a Siemens RCR10/433-GB receiver. Suddenly, there are no lights ... [Read more]

micron 50 ff will not light up when at programmed times?

although boiler lights at programmed times for hot water it will not do so at programmed times for central hea... [Read more]

c1,gas boiler?

how can i fix my c1 gas boiler,no,hot water,and no central heating,gas is going to boiler,but getting no heati... [Read more]

Pilot light will not re-ingnite?

Hi, I have just cleaned the siphon on my Worcester 28i junior . Reset light and Blue power light are flashing.... [Read more]

baxi 105he will not give hot water unless the heating is already on ?

the boiler will not fire up when the tap is turned on unless the boiler is already lit for the central heating... [Read more]