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Mend Fault Boiler Starts

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We have 112 questions about mending 'fault boiler starts'

How to mend ... Fault Boiler Starts

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Mend Heating, Home Heating Systems

vaillant ecomax system boiler?

my boiler runs normally at low temperature, but when I turn it up above 5 on the temperature dial the starts t... [Read more]
Mend Heating, Home Heating Systems

Bosch RD 532i Boiler?

Intermittent fault when the boiler overheats and starts knocking - flow temperature goes up above 100. System... [Read more]
Mend Heating, Home Heating Systems

Worcester Greenstar 24i junior: doesn't work!?

Hi I've just moved into a new property, the boiler is only about 2 years old; when I moved into this house th... [Read more]
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I have an E5 fault code on a Glow Worm 18HXi boiler?

I have an E5 fault code on a Glow Worm 18HXi boiler, not even Glow Worm know what it is...any one out there co... [Read more]
Mend Heating, Home Heating Systems

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
Mend Heating, Home Heating Systems

Main combi 30 HE fault?

Hi, I have a problem with my boiler, the boiler fires in and then cuts out. then the flame indicator start... [Read more]
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what needs replacing on my boiler?

worcester 24sill has a intermitent fault it can be running on hot water or heating for a time and then cut out... [Read more]
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Why is my Vaillant ecoMAX828 so noisy?

The boiler works fine when firing up for central heating, and also for medium demand hot water. However, when ... [Read more]
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35 cdi 2 hot water fault?

hi can anyone help. Water flows quite freely through the hot tap boiler starts up but then water seems to boil... [Read more]
Mend Heating, Home Heating Systems

fault on my baxi combi 105e?

boiler works fine on heating and hot water for a while then goes to fault indicating flame and fan/flue. strug... [Read more]
Mend Heating, Home Heating Systems

How can I stop my Ravenheat CSI 85B tripping out?

I had a new Ravenheat CSI 85 B T installed today. It worked for the plumbers who installed it - they left and ... [Read more]
Mend Heating, Home Heating Systems

what,s wrong with my feroli falcon?

when heating is on the boiler lights and runs ok but after a while it starts stops and starts again within sec... [Read more]
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potterton housewarmer fault?

potterton housewarmer 45 back boiler starts normally from cold, But when it restarts the pilot is normal but t... [Read more]
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Ravenheat CSI 85T not firing?

Our Ravenheat boiler has given up on CH and HW. There has been an intermittent fault (fault described below) f... [Read more]
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A problem with my Glow Worm 70FF Boiler?

I have a Glow Worm 70FF boiler with an intermittant fault. After a 'timed off' period the boiler sometimes do... [Read more]
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Glow-worm 30HXI F5 fault code - cannot restart boiler?

When I switch off, turn the RHS switch to 0 and the LHS switch to off and pause as instructed, it usually star... [Read more]
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Has the Fan Assembly truly failed?

Hello all I have a Glow Worm Ultimate 120FF boiler that serves the central heating in my home. The system ... [Read more]
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How can i fix my 38cxi ultracom?

Has any one had problems with their cxi ultracom hot water not staying hot when trying to run bath or shower h... [Read more]
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vokera linea 24 combi boiler problem?

when my boiler switches on to heat water in both heating and or domestic mode the green light changes to flash... [Read more]
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potterton prima f?

Hi,have a problem where boiler fires up,everything ok then flame on burner starts lifting away,then a click & ... [Read more]
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