How to mend ... Boiler Hot Circuit

Saunier Duval F35E auto-vents down to code 21 in minutes?

7 year old boiler, noticed code 21 (radiator circuit pressure low) so she opened the filling loop but left it ... [Read more]

Have no hot water and boiler displaying A97?

A97 according to my instructions denotes Fumes circuit logic error. The boiler is micoGENIUS HE32 MFFI G.C.N:... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

I have a greenstar 25cdi gas condensing boiler. ?

The hot water temperature is'nt always getting hot. Never cold but sometimes lukewarm , sometimes hot? The c... [Read more]

Potterton performa central heating problem?

Hello, everybody. Since I dont want to be tricked by any plumber who might visit me in the future I'm looking... [Read more]

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]

Ariston SX20 mffice hot water ok but no CH?

My eurocombi operates in hot water mode ok. When you switch on the heating the fan runs but the boiler does n... [Read more]

Alpha CB24 Flashing Indicator Neons, No Hot Water/Heating, please help?

On sunday I discovered my Alpha CB24 had no power. On inspection, the main terminal fuse had blown. With a bit... [Read more]

max of 50 degrees hot water?

I have a Baxi 105 HE combi boiler about 6 years old. The hot water and central heating water only gets up to ... [Read more]

Ferrolli Optimax 25s boiler broken?

Hi - don't know if anyone can help? No heating or hot water for a few days now, awaiting an engineer who we... [Read more]

how can i fix my baxi solo 2 40pf boiler? ii?

Hi, I just changed the circuit board on my baxi, but it still wont light up. The problem started when i noti... [Read more]

RSF 82-ET intermittent heating and hot water?

My ravenheat RSF 82-ET boiler has had intermittent problems providing DHW and CH in the last few days, it is n... [Read more]

boiler will not turn off?

glowworm hxi boiler is constantly pumping hot water to central heating circuit even when the external programm... [Read more]

Can anyone help me with my Myson Boiler?

I have a Myson Back Boiler and it is 21 years old, it ignites when I put it on and then gos out, after a while... [Read more]

how can i fix my boiler its a baxi megaflo 28?

i have a baxi megaflo 28 which will heat my hot water and downstairs radiators but when i select heating upsta... [Read more]

second pump system?

hav recently installed a wood burning boiler stove , the system with adition of 2 gate valves to route and con... [Read more]

Hot water boiler operates intermittenly?

Boiler will fire when operated manually from thermostat. Will cycle on/off a few times(1-3), then quit(will no... [Read more]

Baxi Bermuda 552 bubbling and clattering?

Hello, Just joined. I value any ones advice here please. I have a Baxi back boiler in the living room insi... [Read more]

C&M Britony 100 hot water goes hot to cold?

Hello, My boiler has been getting progressively worse and worse and I'm literally getting just cold water o... [Read more]

Ravenheat combi boiler continually firing then shutting down?

My 3 year old Ravenheat CSI 85A combi boiler developed the following fault: Firstly, the domestic hot water w... [Read more]