Fix Fault Sime

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We have 511 questions about fixing 'sime'

How do I ignite the pilot light on my SIME Super 90 Plus Combi boiler?

How do I ignite the pilot light on my SIME Super 90 Plus Combi boiler? It feels crazy to call a corgi engineer out for this but I can't see a switch anywhere. I would really appreciate some ad ... more


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how can i keep my sime 80 boiler to stay lit?

my sime 80 boiler fires up ok but only stays lit for about 5 seconds then it shuts down and keeps on doing this over and over agan for the heating and hot water


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Boiler pressure rising?

Hi, i have a Sime Frirendly Format 80e combi boiler. Over a few months the pressure guage started to rise slowly so once it got to about 3 bar i let some water out the radiator. It still rises albei ... more


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whats wrong with my friendly format sime 80e combi bolier?

hi woke up today boiler not well any ideas what could be wrong? heating works fine,however problem with water you turn the tap on takes a few seconds for the water to start to get warm-it gets warm an ... more


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HELP! I have just moved house no manual for the SIME 80E?

Hi, I have moved house on Friday and I haven't been left a manual of how to work the boiler for the Friendly Format SIME 80E, does anyone have one out there? I have absolutely no idea how to wor ... more


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how can i fix my sime boiler?

could anyone help me my sime boiler has stopped working and is showing error 00 can anyone tell me what this means?when i had a plumber out to it he took my manual with him so i need a manual and it s ... more


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i have a sime super 90 it is firing up ok but only lasts 45 sec?

then the pressure gauge suddenly goes up and it cuts out


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sime friendly 80 boiler fault?

my boiler heats the hot water for about 1 min then cuts out if i wait about another min or two i turn tap on and it heats again then cuts out.the same happens with ch but it will stay on a little long ... more


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Sime Friendly rads getting hot when running hot water?

Hi when i turn on the hot water for a bath etc the rads get very hot ??? to fill a bath takes about half a hour to get a hot bath if i turn on the hot tap to fast the water run cold ?? the boiler is a ... more


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Sime Format Friendly 80 (2000 model)?

Hi, I'm getting water ok with the above boiler, but no heating - electrics seem to be working fine. I think the pressure is a little low. Anything a complete novice can do without a pro? Cheers ... more


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Sime format pressure goes up and down?

Hi all, My pressure guage shows up to 3.5 bar and stays that way for a long time and then just goes down sometimes to zero and then up again. the boiler is working ok, I hear it firing up and the wa ... more


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FAO Bobby Rob re sime friendly combi boiler?

you seem to know what you are talking about re sime boilers, can you help me with this one? i have a sime friendly combi boiler installed in loft about 8 years old i was getting intermitent hot wate ... more


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Sime Friendly Format 80e - Heat but no hot water?

Can anybody tell me how to fix my sime friendly format 80e. The heating side of it is working perfectly fine, but i can get no hot water at all. When i turn the tap on its as if the boiler does not de ... more


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Sime CombiBoiler Manuals?

Hi all - this isn't a question - it's an answer. However it answers so many questions here I thought it would be best to put it in like this. Hopefully that doesnt cause any problems! If you need a ... more


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sime 80 not providing hot water or heating?

what is the likley fault with the boiler?? all electrics are working and the pcb is still functional?? Please help as I can't afford a new boiler right now???


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Replacement controls for Myson Envoy (1977) fan convectors?

Where can I get replacement controls for a Myson Envoy(1977) fan convector? I recently moved into a house that has a SIME boiler under the floor and several Myson fan convectors on the walls. Half ... more


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Sime super 80 low pressure problem?

Hi, I'm no boiler expert and can't seem to increase the pressure in my bolier. The grey dial is on just above 0 but the red dial is on 1. I've tried increasing the pressure and the grey dial does ... more


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Sime Friendly Format 80 boiler fails to ignite?

With either HW and CH my boiler just clicks, the pump starts,the fan starts, but no ignition and this keeps repeating with no spark. Also in summer position turning on a tap produces the same result ... more


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I have a fault on my sime super 90 plus combi manufactured 1996?

when opening the hot water tap to demand hot water, I have to turn the pressure up a great deal more than I used to in order to ignite the burner. The only other fault I had was to replace the fan uni ... more


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water dosent stay hot?

my combi boiler is called sime.when i run the hot tap it is really hot for about twenty secondes then it gets cold


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