How to mend ... Help Hot Central

saunier duval hot water not working?

no hot water occassionally locks out, or just does not work. service book says check flow switch. have bypasse... [Read more]

primatic cylinder?

how does the hot water on the domestic side keep hot,is it like a double feed indirect cylinder?only the flow ... [Read more]

Heating not working - Worcester greenstar 28i junior?

My hot water is working but the central heating won't come on. The boiler had its annual service a few weeks a... [Read more]

ravenheat csi 85?

hi I need help with my boiler. When i run the hot water the boiler lights normal but the high flame on the b... [Read more]

how can i fix my halstead ace high boiler?

my halstead ace high boiler has stopped switching over to give me hot water when the hot tap or shower is swit... [Read more]

no hot water evrything fires up?

Hi need help. Iv`e got a sime super90 I fitted a new diverter valve and micro switch about 8 months ago. Ever... [Read more]

I have an Ariston Micro Genus 27MFFI ?

The yellow light below the reset button comes on when the central heating or hot tap is required. The boiler d... [Read more]

TRVs not working?

I had a new combi boiler fitted about a year ago but it was only used for hot water but I recently had central... [Read more]

pilot light wont ignite when hot water switched on ?

I have a potterton suprima 50 L boiler. When programmer or boost used for hot water pilot light does't ignite ... [Read more]

how can i fix my ferroli optima 701 combi-boiler?

central heating working . no hot water on hot water only having changed flow meter

Hot water and Central Heating Not coming on?

I have a valiant turbo max about 10 yrs old, i have no hot water and the light is not coming on, also the cent... [Read more]

potterton hot water working but no central heating HELP!!?

its just over 1 year old...it must be something simple but what??

how can i fix my combi 80?

combi 80 set pressure gauge to 1 bar start central heating system pressure gauge rises to 3 bars then i ha... [Read more]

sabre he29 condensing boiler?

Hello I was wondering if anyone can help me, I have Sabre HE29 Condesing boiler. The problem I have no hot wa... [Read more]

Potterton Performa 30 HE Central Heating Sensor?

Hi all, I'm experiencing some intermittent problems with my Potterton Perform 30 HE. If anyone could advise... [Read more]

no central heating---please help!!?

Boiler working great for hot water but the heating wont come on,all lights doing their job---any ideas??? Fan... [Read more]

How can i fix my Central heating system?

When i run the heating with the hot water,the hot water is taking water from the heating and blowing it into t... [Read more]

how can i fix my isar he24?

we had hotwater yesterday morning then went off and still remains off. but the radiator pipes are hot and th... [Read more]

my baxi bermuda pw4 deluxe / c4w / c4 is not switching on?

my baxi bermuda pw4/c4w/c4 boiler is not switching on following a poewr cut . the pilot light is on and the pu... [Read more]

combi boiler rsf 82et not working correctly?

my combi boiler is not working correctly, everytime you turn the tap on.its pot luck if you get hot water or n... [Read more]