How to mend ... Boiler Keeps Going Cold

following f75, no power to boiler?

I was trying to sort a F75 problem with Ecotec 831,drained all the system, took front cover off boiler switche... [Read more]

ferolli f24b heating and water problems ?

hi i have a ferrolli f24b boiler which seems to have developed a problem with the hot water.when hot water is ... [Read more]

how can i fix my worcester 28cdi rsf?

the boiler will not ignite for water or heating unless i give the air pressure switch a fonzy tap ha ha then t... [Read more]

Hot water coming from cold tap?

Very Hot water running from cold tap for two or three minutes when opened from Schafer boiler. Temperature on... [Read more]

Vaillant Eco Pro 28 - Error flickering between 0.3 & F.22?

Hello, I ran the hot water tap this morning to wash the dishes, it produced it's usual hot running water. ... [Read more]

No hot water?

I have a Potterton oil boiler which seems to be working but I have no hot water. When you turn any of the hot ... [Read more]

How can I fix Ravenheat boiler?

the hot water is not being heated constantly when the tap is open . The boiler starts to heat the water and sw... [Read more]

Problem with boiler not firing up?

Have to keep on turning the hot water tap on in the bathroom sink several times - sometimes 15 - 30 times befo... [Read more]

my shower runs hot and cold.i?

it is a thermostatic one .is it flow switch on combi boiler?hot water seems to be running well everywhere else... [Read more]

my shower runs hot and cold.i?

it is a thermostatic one .is it flow switch on combi boiler?hot water seems to be running well everywhere else... [Read more]

Saunier Duval SD 623 keeps switching on and off from cold?

The burners on my SD 623 keeps switching on and off, from cold, until the temp gauge is around 40 degrees. the... [Read more]

worcester 240 hot water on and off?

Hi there, The water on worcester 240 keeps going hot and cold, when the tap is open the boiler will fire al... [Read more]

Glowworm 38 CXI combi hot water disappering and coming back?

I have a 6 year old Glowworm 38 CXI combi boiler which delivering hot water only for the first minute and afte... [Read more]

Ferroli Optimax - no hot water ?

Hi, I hope someone can help me. I have had no hot water or heating for over 5 weeks. I have boiler cover thro... [Read more]

biasi spa 24s jr combi runs hot & cold?

hi,i have a biasi spa 24s jr combi boiler which is 10 yrs old & has a problem with hot water,heating works fi... [Read more]

warm water only from boiler?

i only get warm water from shower and the hot water tap, but when i turn the cold tap on it gets hot. any ide... [Read more]

caravan shower no cold warter?

cold warter just drips when turnd on but tap only turns about 2 inches hot water ok gas boiler

No Blue light???

My Greenstar condensing boiler has just suddenly stopped working, bit of a smell with it, power coming to it, ... [Read more]

combi boiler over pressure?

alpha cb33 combi over pressure 2.5 bar even when cold tried pressure valve

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]