Fix Fault Boiler

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We have 22642 questions about fixing 'boiler'

My Potterton Netaheat boiler won't work?

The time controller in the kitchen will work when electric is switch on, both HW and HTG are put to the on position. I attempt to turn the boiler on and the fuse blow in the plug for the time contr ... more


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How do i pull the oil through the burner????

we ran out of oil and got more, now it wont work apparently it might be air locked and the oil needs pulled through to the boiler!! how is this done and could i do it??? thank you for your time


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ariston eurocombi A/27 MFFI?

I HAVE A PROBLEM OR TWO IN SUMMER MODE MY RADS COME ON I,VE BEEN TOLD IT COULD BE FAULTY DIVETER VAVLE OR DIA.ALSO MY PRESSURE READING GOES UP TO 4BAR SOME TIMES BEFORE THE PRV KICKS IN .MY BOILER WAS ... more


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central heating problem old baxi back boiler?

i have a baxi back boiler which is not working properly when i turn on the heating only the upstairs get hot the downstairs get lukewarm the system clicks on and off every 5mins or so and the hot wate ... more


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DHW pressure dropping after tap turned on?

Boiler: Baxi Genesis 80. About 15-45 seconds after the hot tap is turned on the flow will slow to a trickle and i need to open the tap more to restore the flow. I may need to repeat this again to kee ... more


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Intermittent fault on Potterton Suprima 60?

Hi My boiler a Potterton Suprima 60 has developed an itermittent fault after 4 years of perfect operation.The lock-out operates but can immediately be restarted on the re-set button.This can happen ... more


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what is wrong with my boiler?

i have a potterton puma 80e, light tells me low pressure but, pressure up to 2bar, fan not running, changed fan, no good light still sats low pressure even up to 2 & half bar, dont seem to be getting ... more


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The Burner Keeps Going Out?

I have a Friendly Format 80E combi boiler. On average 1-2 a week the burner goes out, the first we know is its either cold in doors, or there seems to be no hot water. I simply re-light the burner. I ... more


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expansion vessel?

i have a potterton lynx2 boiler and have been told my expansion vessel has "collapsed". Due to the type of year it has been hard for me to get hold of any expert. when i switch the boiler on it no ... more


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SIME Friendly Format 100e Stop/Start/Stop/Start/Stop?

My combi boiler switches on, fan turns but no flame and so no hot water. Runs for two seconds and switches off.It keeps repeating this cycle as long as the mains power is on. The fan does turn when it ... more


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Cold and Noisy radiators?

Currently, I have an ice cold radiator in the bedroom above the kitchen where the boiler sits and one downstairs immediatly - next door to the kitchen - so both closest to the boiler. I've bled both ... more


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problem with sime friendly format 80e?

boiler runs for about 15 to 20 mins o.k after it stops for a rest the boiler restarts for about 5seconds then swithces off again then re lights again for 5 seconds this will keep happenning on central ... more


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potterton neatheat MKII 10-16?

I have a potterton neatheat MKII 10-16 boiler, sometimes when it starts up, the ignision spark will not perform, therfore not lighting the gas. Sometimes it does work and the boiler runs perfectly. ... more


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Potterton Puma 80e pilot light slow to stay on?

Dear All, recently I've found that after running a bath the pilot light goes out and when trying to relight it I have to hold the gas control knob in for longer and longer times-if i release it too ... more


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potterton netaheat profile 80e not heating properly?

cetral heating not getting anywhere near up to temp without boiler switching off. changed room stat to no avail.hot water seems fine. can anyone help.


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how to fix my potterton netaheat profile boiler?

boiler fires up ok but does not stay on to a reasonable temp hot water seems fine . radiators only get warmish before cutting out replaced the room stat made no differance


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Ravenheat 820/20?

When i turn my hot water tap on full the boiler fires up as normal but the water runs warm, when i reduce the water flow the boiler turns off. Before the problem started the water would flow hot when ... more


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How do I ignite the pilot light on my Sime Friendly Format 80E boiler?

Switching to the dial with the flame symbol has no effect? And no plumbers availalble until New Year! Help!


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pilot light issues with 100yr old boiler?

Dont ask how, but my gas main got shut off... I have to relight every pilot light in the house to get the radiators running again because its cold! I have turned the main back on, and managed to reli ... more


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the heating on my valliant vcw 242e combi boiler will fire up?

the central heating on my Valliant VCW GB 242E combi boiler does not fire up when the heating is switched on, There is 1 bar of water pressure and the hot water seems fine,The flue fan runs and the ra ... more


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