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Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]

Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]

Mend Heating, Home Heating Systems

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]

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Mend Honeywell

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We have 224 questions about mending 'honeywell' in category Heating, Home Heating Systems

How to mend Honeywell

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Mend diverter valve hot

Honeywell 3 port diverter valve?

I have a diverter valve which doesnt switch to hot water when i request it to do so from the programmer. Hot w... [Read more]

Mend help system working

How can I fireup my Ferroli 102 (0208L83093)?

Hi all desperately need your help! My Ferroli boiler system was working absolutely fine, in th morning couldn... [Read more]

Mend gas 12 valve

compatibility of honeywell gas valves?

is a 1/2" bsp honeywell compact gas control valve no. V4600 A 1023-240V compatible and/or interchangeable valv... [Read more]

Mend potterton 24 bo

what are the terminals for wiring a honeywell cm900 to a potterton he 24 bo?

wiring terminals for honrywell cm 900 to a potterton he24

Mend potterton prima not fire

potterton prima 50f still will not fire?

hi guys my prima 50f will still not fire uo, tried the aps, even took it out and it clicks, does this mean its... [Read more]

Mend digistat rf3 batteries

Digistat RF3?

How do I access the batteries in the RF3 unit to replace them?

Mend honeywell system switches

How can I fix my honeywell c/heating system?

I have a honeywall c/heating system that stays on for a while then switches itself off.

Mend heating works hot water

GLowworm Ultimate 60FF - the heating works but the hot water does not?

I have a Glow Worm Ultimate 60FF, the hot water system is not heating the water however the central heating wo... [Read more]

Mend light sound working

I have a baxi 30/80 boiler on a Honeywell Smartfit system. The boiler light?

I have a baxi 30/80 boiler on a Honeywell Smartfit system. The boiler light is on but no others are. There is ... [Read more]

Mend set water heating

can I repair this timer?

The timer will not work when it set to heat water only, it will only heat water when the heating is on. now th... [Read more]

Mend degrees heating working

honeywellST6300A?

just moved to new property have set the timer, put thermostat to 24 degrees but heating is not working. The bo... [Read more]

Mend ferroli air switch

Ferroli falcon Combi-boiler question?

Can i replace my Honeywell C6065F1241:2 air pressure switch with a C6065F1241 switch?

Mend thermostat fan works

Furnace/boiler wont ignite?

Pilot is ignited-visible flame present Thermostat is on- old heneywell thermostat Furnace/boiler will not ig... [Read more]

Mend wrong heating system

what can be wrong with my heating system ?

my heating keeps switching itself off, I have fitted a new Grundfoss pump and a new Honeywell 3 port valve but... [Read more]

Phantom Boiler Operation at Night!?

I have a Potterton Profile 80E Boiler servicing my hot water and central heating. My timer system is Honeywel... [Read more]

Mend Heating, Home Heating Systems

Gas Valve on Ideal Icos M3080?

Should there be a DC resistance on this valve? It's marked as a Honeywell VK115V in the manual. Using both dig... [Read more]

Mend hot water fine heating tank

no hot water?

i have no hot water from my taps, the radiators are fine its a honeywell st 6400 its not heating the water in ... [Read more]

Potterton Profile 80E Boiler?

The system is fitted with a Honeywell ST6400 programmer.The boiler and the programmer are no longer communicat... [Read more]

Mend Heating, Home Heating Systems

heating?

how can i fix m96a 24ms heating keeps going off

Mend central timer light

Need to fix central heating timer?

I have a Potterton model EP2002 the hot water light wont come on and there's no hot water, also the heating li... [Read more]

Pages 6 5 4 3 2

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Diverter Valve Hot Help System Working Gas 12 Valve Potterton 24 Bo Potterton Prima Not Fire Digistat Rf3 Batteries Honeywell System Switches Heating Works Hot Water Light Sound Working Set Water Heating Degrees Heating Working Ferroli Air Switch Thermostat Fan Works Wrong Heating System Potterton Profile 80e Hot Water Fine Heating Tank Potterton Profile 80e Boiler Central Timer Light

Mend replace hard one

Replace a wireless termostat with a hard wired one?

Mend Heating, Home Heating Systems

can i fix it honeywell st1000 ?

Mend just new thermostat

Can you get just a new RDJ10RF thermostat or does it have to be the set?

Mend turn system reset

is there a way to just simply turn the temperature up?

Mend remote timer work

Remote timer bps242rf how does it work ??? ?

Mend boss therm heating

boss therm not working ?

Mend Heating, Home Heating Systems

how often do we change the3032 battery in a digistat +2rf?

Mend remove front broken

How to remove the front cover of my Digistat 2RF receiver?

Mend rf thermostat receiver

How do I reprogram my ideal bolier rf thermostat receiver?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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