How to mend ... Boiler System Bar

Glow Worm 30ci losing pressure and F1 Faults?

This boiler has been problematic for a while now. Can only seem to get pressure to 0.5 - 0.6 bar. Then when sw... [Read more]

potterton flowsure plus?

hot water and central heating work however my problem is this: couple of weeks ago boiler seemed to 'cycle' a... [Read more]

Valiant F22 low pressure problem?

Afer a day out, i came home to have a shower only to find cold water coming out. I checked the bolier and had... [Read more]

Boiler expansion pipe blowing back?

Hi! I have a two-storey house, the boiler was originally on the ground floor. Seven years ago the boiler was r... [Read more]

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]

Boiler still flashing red and green after repressurising system to 1.5 bar?

Hello.... I have an Alpha SY24 boiler...this evening i put the hot water on. Boiler fired up ok. However at s... [Read more]

how can i get my boiler fixed?

baxi 105E condensing boiler.3 years an old. losing pressure for 5 months now. adding water every day now as dr... [Read more]

Ferolli Optimax HE 31 c boiler not coming on!?

Hello all, I have a Ferolli Optimax HE 31 c boiler and it has stopped working, there are no fault codes, syste... [Read more]

no water from hotwater tap, glow worm 30cxi?

Hi I checked other replies and others with a similar problem state the water is not hot but mine is not runn... [Read more]

Cant re-pressurise my saunier duval isofast condens f35e?

The pressure in my system has dropped to 0.5 bar so I have an error message 21 and no hot water or heating. ... [Read more]

loss of pressure in brittany combi 80?

I keep losing pressure in my combi boiler, i recharged the system and when i put the heating on it seems to sl... [Read more]

Can a bolier fault drop pressure even if there isn't a leak on the system?

My boiler is constantly dropping pressure and coming up with the fault code F.22, yet i can't find a single le... [Read more]

boiler keeps turning itself off?

my biasi combi keeps turning itself off, the lock out switch comes on and it has to be fired up again, i notic... [Read more]

Fluctuating Pressure in Combi Boiler?

I have an ideal response 80 boiler. The pressure has been high on it (4bar) and last night I reduced this pres... [Read more]

overflow on ferolli modena 102?

can anyone help , have problem with continuous leaking of water through overflow from combi boiler, wether the... [Read more]

vokera linear AG ?

boiler pressure gauge shows 1 bar boiler will not ignite, when system is drained the pressure gauge still show... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

drayton RF wireless / Grant outdoor combi.boiler keeps shuting down ?

what else can I try? have fitted new battries to the FR. re programded the unit as instructions as far a... [Read more]

Does anyone have any idea or advice regarding my vaillant ecoTEC plus 630?

i have had all sorts of problems over the past 24 hours with my above named boiler. all the heating went off y... [Read more]

How To Replace Pressure Relief Valve on Combi Boiler?

Dear Site, We have a Baxi Combi 105e, which appears to have a weak PRV, in so much that it is losing pressu... [Read more]