How to mend ... Boiler Will Run

hot then cold water?

i have a baxi boiler, and when i try to run the hot tap it is hot then it runs stone cold untill i turn the ta... [Read more]

f 30 on / off get an engineer !!!!?

after replacing the venturi along with lot,s of other parts , The engineer replaced the venturi from the new ... [Read more]

Hot water works but not very hot. Heating comes on but when warm goes off??

Hot water works but not very hot. Heating comes on but when the radiators are warm the burner cuts out and rad... [Read more]

ferroli f 30?

put new thermisters on hw/ ch. still on / off when reaches low temperature, water only warm. removed inner c... [Read more]

How can i fix my vokera linea 28 boiler?

When i run the hot water it goes hot then cold and i cant get constant hot water and then the boiler resets an... [Read more]

Ferroli Tempra 30?

This boiler has had a new PCB,new venturi's,new pump,but it still won't go! The relay R100(demand)chatters aw... [Read more]

Power failure on Ideal Combi Boiler?

Have had a power failure at the boiler. All the boiler lights are off and house circuit breakers are all fine.... [Read more]

Can I run my boiler without the CH pump for Hot Water only operation?

My heating system comprises new(ish) boiler (Potterton Suprima 100), hot water cylinder (with cylinder jacket)... [Read more]

Potterto Lynx, only get hot water when Heating is on?

With the heating off i get no hot water. I run the tap but the boiler does not start. If i turn the heating on... [Read more]

potterton netaheat 10-16?

Help!!!! Boiler comes on in normal way, but every now and then , it starts to rumble and bubble scalding hot ... [Read more]

I mistakingly let my boiler run dry now its dead?

How do I restart my boiler after running dry?

boiler keeps cutting out brittony combi 80 se?

Hi my boiler is working fine when the central heating only is on but when i turn the hot water on it cuts out,... [Read more]

How do I re-pressure Worcester 24i combi boiler?

I have a Worcester 24i combi boiler, which was in our flat when we moved in about 11 months ago. The system... [Read more]

Hot water OK but no C.H?

I have a 2 years old Ferolli 24 combi boiler. The C.H just stopped working although the hot water supply conti... [Read more]

How do I lower the pressure on a combi boiler?

My pressure is too high. It is recommended to be between 1 and 2.5 and it is on 4. I have tried bleading the r... [Read more]

worcester 15RI lockout problems?

hi,I need help with my greenstar 15 RI which keeps going into lockout. The boiler is just outside guarantee,an... [Read more]

HOW CAN I FIX MY BOILER MICRON 50FF?

Hi My boiler doesnt always fire up. It fires up when the timer switches on but does not fire up again for a ... [Read more]

Ravenheat CSI 85 Boilern fault?

The only way I can get my central heating to work is if I switch the boiler of at the mains leave for an hour ... [Read more]

Heating, but no hot water!?

Had to change a rad, so drained down compleat system, inadvertantly drained hot water as well!! refilled and b... [Read more]

my shower runs hot then cold ect.its run from a combi boiler?

hot cold,hot clod even when theres no other tap or toilet being used in the house