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Mend Heat Boiler Red

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We have 136 questions about mending 'heat boiler red'

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Mend Heating, Home Heating Systems

Betacom 30 heating fault?

18 month old Betacom 30, hot water function works just fine. call for heat and problems start. Pump & fan run ... [Read more]
Mend Heating, Home Heating Systems

Ariston microcombi 23 MFFI?

Have a problem with heating. 2 rad's upstairs hot and working OK, but down stairs no heat rad's remain cold,I ... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

Worcester Bosch 35CDi II banging & wild pressure (CH only)?

Hi, just recently our Worcester Bosch 35CDI II boiler has been making worrying noises After 30 seconds or s... [Read more]
Mend Heating, Home Heating Systems

saber 28 is it my high limit thermister?

call for heat then boiler runs for 15 min shuts down then goes 2 red led
Mend D.I.Y, Plumbing

Air pressure neon light coming on?

Hi I have a alpha 240e boiler,The air pressure neon is staying on. If I press the reset button the boiler ligh... [Read more]
Mend Heating, Home Heating Systems

I have a C28 Heatline condensing boiler with the Overheat Safety Thermostat?

I have a C28 Heatline condensing boiler with the Overheat Safety Thermostat light flashing red. It says to che... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

lights?

solo pfl 80/30the lights on my boiler used to be green but now they hace all gone red can you tell me if somet... [Read more]
Mend Heating, Home Heating Systems

Worcester 28i RSF Combi?

Got same problem can hear the system go on and can hear flow and a humming noise coming from the boiler but no... [Read more]
Mend Heating, Convector Heaters

boiler playing up?

hiya, my alpha CB24 doea this thing every now and again. it switches off and the red error light flashes which... [Read more]
Mend Heating, Home Heating Systems

whats wrong with my worcester bosch greenstar 25si?

Hello,iv got a worc/bosch 25si/30si combi,which has been switching itself off.When i attempt to switch it on i... [Read more]
Mend Heating, Home Heating Systems

My Potterton Promax System 32 HE Plus no longer heats the house adaquately?

The other morning we had no HW or CH. When I looked at the Boiler I noticed the Pressure Gauge was below 0.5 b... [Read more]
Mend Heating, Home Heating Systems

Heat Line Combie boiler?

Can anyone tell me which if any red lights should be lit in mormal operations on a Heat Line Combie boiler. T... [Read more]
Mend Heating, Home Heating Systems

does not respond to timer or thermostat.oil opperated worcester danesmoor?

MY CENTRAL HEATING AND HOT WATER IS PROVIDED BY AN OIL FIRED BOILER WHICH IS A WORCESTER DANESMOOR FROM THE BO... [Read more]
Mend Heating, Home Heating Systems

How Can I Fix A Potterton EP2002 Heating System?

My daughter has a Potterton EP2002 system with a Potterton Suprima 40L boiler and a MPE322 diverter valve. Th... [Read more]
Mend Heating, Home Heating Systems

How do I lower pressure on a worcester 24i junior Boiler?

The pressure dial was usually between 1 and 2 (1.5) the pressure is now on 3 and 4 when heating is put on. The... [Read more]
Mend Heating, Home Heating Systems

vokera linea 24 combi boiler problem?

when my boiler switches on to heat water in both heating and or domestic mode the green light changes to flash... [Read more]
Mend Heating, Home Heating Systems

Worcester 28cdi boiler makes a squeeling niose?

I have a Worcester 28cdi which squeels loudly when domestic hot water demanded. It starts off quietly then squ... [Read more]
Mend Heating, Home Heating Systems

Vaillant EcotecPlus Boiler --Pressure gauge erratic?

Hi: When my heating is on, the needle of the pressure gauge shoots right up to the red. Then when the heat is ... [Read more]
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