How to mend ... Boiler Problem Intermittently

Halstead Best 50 Boiler?

Ignition Lockout functions intermittently. Boiler always restarts OK. Fan has been replaced but this did not s... [Read more]

Alpha cb24 combi boiler keeps switching itself off?

Alpha cb24 combi boiler intermittently keeps switching itself off. Have cover with hydro & they have been com... [Read more]

heating works intermittently?

the timer has been set up and working fine but occasionally decides to put the light on for the central heatin... [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]

How can I can fix my Glow worm 45 Space Saver 45-60B Boiler?

Everything fires up quite normally. As the system warms up, the boiler makes a chuffing noise rather like a st... [Read more]

Halstead finest gold safety lockout problem?

Halstead finest gold boiler has started to show solid red safety lockout when hot water is turned on, This doe... [Read more]

Is this a coincidence?

I had a thermometer fitted to my feroli boiler, since this has been fitted my myra shower now runs boiling ho... [Read more]

Problem with Worcester boiler pump?

I have a Worcester 28CDI boiler and i recently replaced a faulty pump. However, the new pump seems to operate ... [Read more]

Heating & DHW come on intermittently ?

I have a Procombi boiler (installed 3 years ago), It has developed a fault on it. When switched on from cold (... [Read more]

How can I fix error F25 on Glow Worm boiler Flexicom24HX ?

The boiler shuts down intermittently with error F25. It will shut down after 1 day or last up to 7 days. There... [Read more]

Boiler, 2 way motorised valve or room stat problem?

I have a Potterton Profile 40el-80el boiler, a Drayton 2 port mid position valve (BGMUSP-23) fitted and a RS1 ... [Read more]

how can I fix my item ariston microgenus 23 mffi?

ariston microgenus 23 mffi. boiler heats water but when hot water is on flame keeps on firing up intermittentl... [Read more]

Problem with the diverter valve - vaillant turbo max boiler?

My boiler is 13 years old but in good condition so I don't want to replace it. We've replaced the diverter va... [Read more]

Baxi Solo 3 PFL 80 not firing up?

Have been having problems recently with the boiler fan workng intermittently, it would struggle to turn and no... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

Baxi duo tec combi 24HE heating fault?

My 2 1/2 year old Baxi combi shuts down the heating side despite everything calling for heat. This happens int... [Read more]

Glow Worm 30HXI?

Hi Everybody Our boiler has decided not to fire up at all. It had been starting up intermittently over the... [Read more]

Fluid lying in the bottom of airbox of Vokera Unica HE boiler?

My wife noticed fluid dripping from the base of the boiler on to the work surface below. I removed the cover t... [Read more]

valiant mag 325 hot water problem?

My Valiant Mag 325 is only used for heating water but for the last month or so we only get hot water if we tur... [Read more]

Worcester 350 rsf fault?

My Worcester 350 rsf boiler works intermittently. The heating will work until I use hot water, then when I tur... [Read more]