How to mend ... Boiler Fires Going Red

Ravenheat 85T Condensing Combi Boiler?

Boiler is about 5 yrs old. Added extra pipes to heat another room, after bleeding the system through (there wa... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

worcester junior 28i hot water fault?

boiler fires up fine now and gives heating after low pressure switch was changed, but when asked for hot water... [Read more]

Bax Combi 105 hot water issue?

I have recently had the expansion vessel, DHW diaphragm & pressure relief valve done on my Baxi but am still h... [Read more]

how can I fix my ferroli domino lpg combi?

boiler not firing up and green light flashes, trys to fire again and again. Then fires high flame then seems ... [Read more]

red light on vokera compact boiler?

my boiler keeps firing up and the green light flashes but then turns red. The system then re-fires and it turn... [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]

Saunier Duvall F30E Hot water but no heating?

Hiya. Hot water operates fine however....demand for heat , boiler fires up ok, temp display increases to 77 de... [Read more]

how do I get ch to start heating?

System:potterton kingfisher2; drayton digistat RF and potterton EP2000 controller connected via a Salamander b... [Read more]

potterton profile 80 keeps locking out?

potterton profile 80 keeps locking out after about 5 mins it fires fine but i have to wait a few mins before... [Read more]

red light compact 100e?

boiler fires up sometimes from cold if not red light shows it also does it when hot and it is only the heating... [Read more]

Halstead finest gold safety lockout problem?

Halstead finest gold boiler has started to show solid red safety lockout when hot water is turned on, This doe... [Read more]

New Danfoss RX1 won't work?

My old Danfoss RX1 stopped working - no green prog light when Prog and CH1 pressed together for 3 seconds, no ... [Read more]

How can I fix my Ariston Eurocombi?

Boiler fires up and works for a few minutes then the fail safe red light comes on and shuts the boiler down. W... [Read more]

how can i fix it?

i have a baxi combi 105 he.i have no heating and when i turn on a tap the boiler fires up and when the water g... [Read more]

how to fix boiler with codes f1, f4 and f5 on a glow worm?

the boiler turns on when programmed then goes of with one of the following codes flashing under the red light,... [Read more]

how can i fix my vokera maxim 24e boiler?

gas boiler fires up stays on for about 30 mins sometimes longer, i have no hot water, red indicator light keep... [Read more]

Ravenheat CSI 85AT fires up and goes of every 20 seconds?

I have a Ravenheat CSI 85at that is just over 3 years old. This is the one that does NOT have the honeywell ga... [Read more]

I have a problem with the boiler?

I have a problem with the boiler Potterton Suprima 50 for a nearly a week now. It locks out periodically. The ... [Read more]

main medway automatic water heater temp problem?

the water temperature is look warm , throttle fully open water pressure fine , just can't seem to get the wate... [Read more]