Fix Fault Myson

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We have 394 questions about fixing 'myson'

myson appollo 30/50 boiler is not igniting but the pilot light is on?

I have an appollo wall mounted boiler which is not igniting even when the pilot light is lit.


Boiler coming up but heating and hot water not working?

Hi, I have a myson orion boiler in my flat. Someone came around this morning to service the boiler but I found out in the end (after he claimed to have serviced it and everything was working fine) tha ... more


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Where can I get filter foam for my Myson CH Fan Heater ?

The foam has disintegrated from my Myson Central Heating fan heater. It is a thin foam about 2 mm thick.


myson orion 50 si pilot not igniting no spark?

orion 50 si no spark for ignition?? could it be the board


has my central heating pump started to seize/jam up?

my central heating pump does not appear to be working (myson) i have loosened the plastic nut on the front of the pump (i have not taken it out)and the pump has started to buzz i think the pump is try ... more


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how do i remove plastic top of myson thermostat?

the myson stat grey plastic with a spring clip round the base can you help . thanks


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coal layout?

I decided to take apart my Myson Main Masquerade gas fire to clean out the dust from the coals and the plate beneath and now cannot remember how it all goes back.Does anyone know the answer?


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myson oil pump?

can anyone tell me where i can get an oring for my my son vetiese oil pump thank you dave


Myson thermostat won't click on?

My Myson mprt thermostat batteries ran out and assumed thus was why the heating would not click on. Replaced batteries now all seems ok except the heating won't come on? The thermostat shows the temp ... more


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Problem with myson Orion Fanfare Si electronic ignition?

Sometimes the boiler fires up fine (one or two clicks of the ignition) but other times it clicks away for a minute or two or much more then fires up but sounds the same either way ie not with a bang. ... more


I need a roll of seal for the boiler panel on a Myson Orion 50b gc 4178996?

My old myson is fine apart from a break in the seal. british gas have it on their 3 star cover and just condemned it claiming they cannot get the seals from Myson as they are no longer manufactured. T ... more


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myson envoy super?

can any one tell me the kw rateing for a myson envoy super wall heater (gas)


how can i start myson velaire boiler after it ran out of oil?

now refilled the oil tank but i keep getting lock out on the boiler


Smell of burning?

I could smell burning around my Myson pump. The central heating was on the whole day. What might have been the cause?


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myson trv 2 way?

black pin in middle of head pushes up to star, small pin on rad free. hot water flows until i put trv on, then goes cold. 2x rads...


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header tank?

Header/expansion tank on my friends MYSON boiler ball valve shuts water off around 35mm below the overflow pipe and doesn't get any higher. However, when the boiler comes on the overflow from the tan ... more


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Myson?

A family friend who is a widow wih a C/H boiler problem. Too far away for me to check at this moment in time can anyone help with what the problem is. When the boiler comes on the boiler header ta ... more


How can the fan be repaired? Do I need a new circuit board?

The fan doesn`t switch on before the burner fires up. Also, when the boiler switches off, the fan doesn`t clear the exhaust gases before it fires up next time. This causes a build up of fumes and the ... more


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How do I bleed a Myson Envoy convector Heater?

How do I Bleed a Myson Convector Heater


how can i fix my myson economist combi boiler?

i'm having problems with my myson economist wall mounted boiler. when set to auto,the central heating turns on at the set time but turns itself off after approx 1 hour. it wont turn itself on when s ... more