How to mend ... Intermittent Hot Water Fault

'f19' error report - Saunier Duval 'Thermoclassic' boiler?

Recently my boiler is failing to deliver hot water. - It is hot at first then runs cold. On examination I fin... [Read more]

I have a problem with my Potterton Promax Combi HE Plus boiler?

I have a 6 year old Potterton Promax Combi HE Plus boiler, which stops working and gives the E160 error messag... [Read more]

Have an intermittent problem on a Sime 100 boiler?

Have an intermittent fault on a Sime100 boiler. Sometimes works fine other times does not work at all for hot... [Read more]

Intermittent hot water on Baxi 105e?

Hi,my boiler has developed a fault on DHW supply,when asked for hot water, system fires up runs for 30 seconds... [Read more]

Sime EcomfortHe boiler 18mohts old?

heating working ok but intermittent fault with hot water, sometimes none sometimes ok

valliant eco plus 837 boiler ?

hi i have a vaillant eco plus 837 boiler , and recently had a small pipe change for shower head to downst... [Read more]

intermittent hot water?

I have a glow worm swift flow combi boiler about 10 years old, i have had different parts replaced over the ye... [Read more]

Baxi combi 130 HE ,displaces LE fault?

HI , i am looking for help I have an intermittent fault , every couple of days the boiler goes in to lock out ... [Read more]

Bosch 532i Hot Water overheating?

Fault seems to be intermittent. Had local engineer in who fitted a new high temperature sensor last week. Ev... [Read more]

worcester 24i rsf. intermittent pump and unreliable burner firing?

problem with boiler - when i demand hot water, the pump will work but sometimes burner will not fire up, somet... [Read more]

Synchronous Motors - Hot Water No CH Poterton Neataheat Profile 30e - 80e?

Hi, Further to my recent (and ongoing since Oct/Nov 2009!!) Answer/Post/update - under title; 'Hot Water Bu... [Read more]

Halstead Ace Circa 2001 - Not Heating?

Problem – Intermittent fault or faults causing the boiler to cease heating water and or Central Heating. Oc... [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]

worcester 350 combi 10 years old two pumps?

the pilot lights but the flame doesn't spread across the burner to the flame sense electrode this happens on b... [Read more]

brittany combi se 80 hot water fault?

guys, i have the above boiler, and before xmas had a problem where i had no hot water, i called an engineer w... [Read more]

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]

baxi combi 80e intermitent hot water failure and pessure droppping?

My baxi combi 80e has an intermittent fault with the demand hot water running cold and the system is also losi... [Read more]

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]

Baxi Solo 3 PFL 70 problem?

My Baxi boiler on light comes on when hot water/heating is called for and thermostats are set high but then no... [Read more]

No hot water & central heating - Sime Super 90 combi boiler?

Combination boiler is 9 years old, no hot water or central heating. When hot tap turned on switch clicks but p... [Read more]