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Mend Heating, Home Heating Systems

Boiler not working?

My Worcester Greenstar 30CDI is not heating the boiler since I changed the batteries on the thermostat
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F4 showing on Morco but its not the Hi limit thermostat?

Hi, My Morco Feb 24 ED Prop (caravan) boiler keeps cutting out the heating and the hot water - sometimes just... [Read more]
Mend Heating, Home Heating Systems

Vailliant turbo max plus 824e?

vailliant turbomax plus 824e combi boiler, intermittent fault on domestic hot water supply, fails to come on w... [Read more]
Mend D.I.Y, Plumbing

My myson thermostat not turning on?

I changed the batteries in my myson thermostat, I reset the date and time and reprogrammed the on/off times ho... [Read more]
Mend Heating, Home Heating Systems

Ravenheat RSF 82ET not firing up?

When I turn on the heating on my Ravenheat RSF 82ET instead of getting two clicks and then the flame igniting ... [Read more]
Mend Heating, Home Heating Systems

Vaillant condensing boiler ecoTEC plus?

The boiler stopped working and showed fault F22 dry fire. I changed the 3 amp fuse in the electric switch and ... [Read more]
Mend Heating, Home Heating Systems

Boiler runs not then cold cannot get constant temperature?

Have a fault with a isar he 30 boiler runs hot and cold all the time was told it was the diverter cartridge s... [Read more]
Mend Heating, Home Heating Systems

Flexicom 30sx pressure sensor?

I have had the boiler installed 5 years ago and changed the sensor 3 times in the last 3 years. I increase the... [Read more]
Mend Heating, Home Heating Systems

Saunier Duval Isofast condens F35E....nothing working?

I have been on holiday and turned the boiler off at the mains, on returning turned it on and the remote said R... [Read more]
Mend Heating, Home Heating Systems

Faulty Ravenheat condensing boiler?

My Ravenheat CSI primary condensing boiler will not fire up. I called out a heating engineer who diagnosed a f... [Read more]
Mend Heating, Home Heating Systems

drayton digistatrf1 wireless system?

Changed batteries in wall control how do you reset system as fault light is showing on receiver at boiler unit
Mend Heating, Home Heating Systems

High pressure cold water?

I was having problem with the hot water low pressure. I cleaned the water in and out to the Oil Boiler. I Ch... [Read more]
Mend Heating, Home Heating Systems

Vaillant igniting issue ( domestic ) not CH?

Hello to everyone, I have a Vaillant sine 18 T-3 combi boiler that was installed in 1985. Have had parts repl... [Read more]
Mend Heating, Home Heating Systems

Worcester 24i combination boiler pressure loss?

Had fan changed, PCB board changed, internal blockage due(manifold changed) water pressure sensor changed. N... [Read more]
Mend Heating, Home Heating Systems

Siemens rdj10rf thermostat clock?

I have the Siemens rdj10rf thermostat clock and receiver. I changed the batteries on the thermostat, I pressed... [Read more]
Mend Heating, Home Heating Systems

worcester oil heatslave 20/25?

worcester oil heatslave 20/25 combi boiler has stopped working, its like no power is going to boiler, have cha... [Read more]
Mend Heating, Home Heating Systems

RDH10RF, thermostat not turning radiators on?

I've got a Worcester 28CDi boiler & Siemens RDH10RF thermostat. The batteries in thermostat died so i changed ... [Read more]

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