How to mend ... Boiler Works Cold

MyPotterton Profile boiler - works but takes a while to get going when cold?

Hi My Potterton Profile has to try to get going for a couple of minutes before it actually starts - it sou... [Read more]

vaillant eco TEC 831?

my vaillant eco tec 831 works fine when the heating is on constant but when on timer and the heating goes off ... [Read more]

CH works OK but I can't get any hot water?

I have a Potterton Netaheat electronic boiler, the CH heating works OK (pump is working for CH) but there is n... [Read more]

how can i fix my glowworm swiftfow 80?

every time i turn the heating on, it starts up fine but only runs for about 10 min`s then goes out but the pil... [Read more]

Can anyone give some good advice re this problem ?

We have a combi boiler installed in 1992 - Vallliant VCW GB Glowworm Spacesaver. It still works very well and... [Read more]

Central heatin only works with hot water on?

I have a potterton boiler that only fires up when hot water is switchted on.Once water gets to required temper... [Read more]

Hot works fine and central heating is cold ( Baxi Bermuda 401)?

when i turn my timeswitch (Horstman,423 Diamond) on hot water only the boiler works fine and the water is very... [Read more]

How to maintain the pressure from a combi boiler?

The hot water system in my house is supplied from a combi boiler, hot water on demand. The system works good,... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

potterton performa 28i combi?

we drained the sytem to do pipe alterations in bathroom, when finnished we turned all valves back on filling t... [Read more]

Valiant Bolier hekp please?

My BIL has converted a 2 bed bungalow into a 4 bed house and done all work except lectrics. Gas and boiler not... [Read more]

hot water flow?

Dear all I have a potterton puma 80e combi boiler. The hot water from the sink tap and Bath taps runs very ... [Read more]

worcester bosch 230 combi rsf?

worcester bosch 230 combi rsf Hi I have a worcester bosch 230 combi rsf and believe the Diverter valve is f... [Read more]

worcester bosch 230 combi rsf Diverter valve?

Hi I have a worcester bosch 230 combi rsf and believe the Diverter valve is faulty. I have central heating whi... [Read more]

hot water not working on my worcester 350?

central heating works fine but the hot water does not come on anymore, it used to but kept switching from hot ... [Read more]

Worcester 9.24 electronic Boiler H/water prob?

Hi The central heating works fine but recently the burner would go off a few minutes after turning on the h... [Read more]

vokera options boiler?

hi vokera options boiler red light keeps flashing on the no flame indicator,the boiler works but when i ... [Read more]

how to fix combi boiler?

i have a halstead ace combi boiler, heating works perfect, thermostat fine, but hot water runs hot then goes c... [Read more]

Ariston combi boiler only works with a punch! something sticking?

My ariston combi boiler often doesn't fire up. However, with a swift fonzy like whack it does. The fan alway... [Read more]

What is causing my boiler to randomly operate the central heating?

My boiler, a Potterton Puma 80e, works fine on the hot water cycle, but randomly operates the central heating.... [Read more]