How to mend ... Air Pressure Boiler

How can I fix my Valliant Boiler 828E?

When central heating starts up temerature goes quick up to 85 degrees on gauge and burner turns off radiators ... [Read more]

how can I fix my vokera compact HE35?

when I switch on green led appears, boiler will not ignite after a period of time red led will come on. If you... [Read more]

Chaffoteaux Minima MX2 24 FF 40 60 80 Error?

I have a Chaffoteaux Minima MX2 24 FF boiler. It is flashing '40 60 80' and the boiler doesn't ignite. No hea... [Read more]

Potterton Netaheat 80e - diagnosing air pressure switch problems?

Hi, I have a Potterton Profile Netaheat 80e boiler. I had some problems with it last year and through these... [Read more]

ravenheat csi85BT?

my boiler fires up for about 20 seconds then goes out and lockout light comes on, reset and just does the same... [Read more]

How can I fix my ariston microgenus 24? Error code A79?

My boiler packed up and was showing error code E34/5 and I replaced the air pressure switch. The boiler starte... [Read more]

How can I fix my ariston microgenus 24? Error code A79?

My boiler packed up and was showing error code E34/5 and I replaced the air pressure switch. The boiler starte... [Read more]

Suspect radiator stat valve?

I have a radiator that was always on despite turning down the stat valve. I suspected that the valve mechanism... [Read more]

Vaillant ecoTEC plus 824 won't turn on?

Found boiler off, nothing on digit panel, rads & water cold. Gauge showed lack of water pressure. Turned the... [Read more]

How can I resolve the high pressure on my valiant Eco boiler?

Hi. The pressure has but up on my boiler, now in the red. I have had to bleed a radiator to drop the pressure.... [Read more]

How can I resolve the high pressure on my valiant Eco boiler?

Hi. The pressure has but up on my boiler, now in the red. I have had to bleed a radiator to drop the pressure.... [Read more]

combie boiler wont fire up?

i have a jaguar 23 combie boiler,there is no fault codes displayed,the pump runs ,the fan runs but keeps runni... [Read more]

Ariston Eurocombi boiler fails to fire?

Hi I have an Ariston Euro Combi boiler. For some time the burners have been slow to fire up on demand (on bot... [Read more]

help with my Potterton Combi 80?

The system has no pressure. I repeatedtly pressurise the system & bleed it. The heating & hotwater both work b... [Read more]

Oil fired boiler problem?

Hi can you assist, Grant Multi-pass 70/90 oil fired boiler, has had two new photocells just to confirm first ... [Read more]

worcester greenstar 24i junior boiler stopped working?

Help I have a worcester 24i junior boiler 4 years old which the pressure keeps dropping had a leak a few weeks... [Read more]

Worcester 24i RSF Junior boiler - pressure problem?

The pressure on my boiler keeps dropping to ½ or below and when the heating is on it goes up to 4. Sometimes ... [Read more]

Rads working upstairs but not downstairs. ?

Have all but one rads downstairs not heating and all the upstairs are heating. Bled all rads and only cold wat... [Read more]

ravenheat white star 100?

the boiler will fire up on hot water and heating after a few seconds it shuts down, it will keep coming on the... [Read more]

Tiger loop empties sporadically?

This is an odd one - The reservoir on the tiger loop and oil line empties but not all the time - tried a new t... [Read more]