How to mend ... Got Problem Boiler

Firebird combi 90K problem with hot water?

we have a problem when the bath is running, it appears to lose its' pressure and seems to produce both air and... [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]

pressure builds up too high ?

Glowworm Swiftflow75 Hi my problem is When boiler is switched on pressure builds up too high over 3 bars ... [Read more]

Problems with Siemens RCR10/433 Receiver?

I had a Boss therm which had to be replaced as the receiver was not sending the signal to the boiler despite t... [Read more]

Problem with Ideal ISAR HE24 ?

I have just fitted replacement PCB to my daughter's HE24 boiler as there was no LED display & no hot water or ... [Read more]

hot water?

my halstead ace high boiler is okay for c,h but i cant get hot water when heating is on. i have to wait for bo... [Read more]

How can I fix my mega flow HW/CH pressure problem?

The pressure gauge keeps dropping rapidly to zero and the boiler turns itself off. I have topped up the press... [Read more]

Fan or pump noise?

The boiler is a vaillant ecotec pro 28 R2. This has recently been installed and whilst there isn't a problem a... [Read more]

Worcester 28i Lockout?

I am an electrical engineer but have only minimum knowledge with boilers. When the boiler is asked for HW no p... [Read more]

vibrating / noisy boiler ?

hi all , have a combi boiler worcester 28si II , fire central heating up for 5 / 10 min and get awful vibratin... [Read more]

How can I fix my Worcester 35cdi gas boiler?

My gas boiler keeps flickering S E and various numbers also flicker alternately. Can you advise what the prob... [Read more]

vokera boiler problem?

compact 24 central heating pressure gauge rises when domestic hot tap open + water flow from overflow when i o... [Read more]

warmflow combi problem?

boiler is heating radiators from the return pipe when hot water only is selected. I have changed the non retur... [Read more]

pressure on glowworm 30ci?

my boiler keeps losing pressure and drips every so often i keep building the pressure back up, the only way th... [Read more]

Potterton Profile 80E Starts OK on HW but not on CH?

Boiler would start (fan running for 20 seconds) but would not complete the ignition cycle. Replaced the PCB. A... [Read more]

noisy boiler?

I have a potterton suprima boiloer which works well and is serviced regulaly. My problem is it is very noisy ... [Read more]

No c/h working saunier duval f23e combi boiler?

hot water working fine but when turning the central heating on it fires up for a few seconds and then switches... [Read more]

Hot water but no central heating?

Hi, having an odd problem with the heating today. i can get as much hot water as i want but cannot persuade... [Read more]

worcester boiler tripping out?

my worcester bosch junior keeps tripping out can anyone tell me what the problem is

Baxi Bahama 100?

I have changed the the overheat stat, thermistor and expansion vessel but my boiler still cuts out when the he... [Read more]