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Mend Best Boiler Thermostat

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We have 1247 questions about mending 'best boiler thermostat'

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Mend Heating, Home Heating Systems

why does heating cut in when thermostat at 0?

Is my modairflow thermostat faulty? it controls my JWD38/50 hot air Johnson Starley boiler but the hot air com... [Read more]
Mend Heating, Home Heating Systems

why no heating ?

i have a worcester greenstar cdi boiler, i have hot water but no heating, hsve tried the reset button etc. the... [Read more]
Mend Heating, Home Heating Systems

Drayton Digistat RF601 thermostat shows incorrectly high temp?

Hi, A battery leaked in my Drayton Digistat RF601 thermostat so I removed as much of the (small amount) of ... [Read more]
Mend Heating, Home Heating Systems

boiler stops and starts?

Hi I have an ideal ff250 boiler which starts up ok and then stops after a few mins and then restarts a few mom... [Read more]
Mend Heating, Home Heating Systems

Worchester junior 28i hot water no heating 5 flashes in service mode?

I have a Worchester junior 28i boiler, the hot water is working but not the heating and the green burner indic... [Read more]
Mend Heating, Home Heating Systems

vaillant ecoTEC plus 428 displaying fault 98?

Hi - We cannot get the central heating to work however the hot water and underfloor heating in the kitchen is ... [Read more]
Mend Heating, Home Heating Systems

What does "low voltage input" mean on my boiler?

My boiler(Burnham series 2 natural gas model #P-205-WI)has turned on twice already this year, now nothing. I o... [Read more]
Mend Heating, Home Heating Systems

ismy thermostat broke on boiler?

boiler presure keeps going to high
Mend Heating, Home Heating Systems

My heating does not come on - no communication between boiler and thermo?

My heating has not come on today. This has happened before about a year ago and I called the plumber who inst... [Read more]
Mend Heating, Home Heating Systems

How can i fix my ferroli Domicompact f 24 b?

hi went on holiday for 2 weeks came back and the honeywell dt200 thermostat battries were dead.changed them bu... [Read more]
Mend Heating, Home Heating Systems

Pilot light cut out?

Hello I am having a problem with my ideal boiler pilot light, at first i had no heating or hot water so i rea... [Read more]
Mend Heating, Home Heating Systems

Vaillant Ecotec plus 824 with no central heating?

Please help!! We've been in this house for almost a year - so I'm not sure when the boiler was installed bu... [Read more]
Mend Heating, Home Heating Systems

how to fix Drayton 601 digistat?

SCR or rf1 thermostat is faulty on my boiler controls
Mend Heating, Home Heating Systems

baxi Solo keeps turning on without demand?

My Baxi Solo boiler has just started to turn on even without demand, i just upped the thermostat as the house ... [Read more]
Mend Heating, Home Heating Systems

rdh10rf?

The thermostat does not appear to be firing the boiler up i have followed some suggestions on this site but no... [Read more]
Mend Heating, Home Heating Systems

boiler turning itself on ?

hi, any help please? i have a ferolli domina 80E with a salus thermostat. the boiler has just started to turn... [Read more]
Mend Heating, Home Heating Systems

boiler switching on and off itself?

hi, any help please? i have a ferolli domina 80E with a salus thermostat. the boiler has just started to turn... [Read more]
Mend Heating, Home Heating Systems

oil fired heating?

My daughters heating stopped working. It is a Firebird 70 boiler & riello rdb burner (located outside). When i... [Read more]
Mend Heating, Home Heating Systems

How can I fix my potterton peforma 24 boiler?

The boiler comes on but the burner/flame light does not come on at all. The flame fault indicator also does no... [Read more]
Mend Heating, Home Heating Systems

high temp cut out ?

If I put my boiler thermostat up to max the boiler cuts out after some time and has to be reset at back of con... [Read more]

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