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We have 57 questions about mending 'boiler fault mode'

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Mend Heating, Home Heating Systems

halstead ace he 30 dhw problem?

Hi All, I wonder if there is someone out there who can help with a very strange fault on a Halstead Ace HE... [Read more]
Mend Heating, Home Heating Systems

Drayton Digistat SCR not firing boiler?

Help, My drayton digistat scr is not firing up the Worcester/bosch 24i junior boiler. The scr is communicati... [Read more]
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Ferrloi 25c no Heating after new PCB fitted?

Initial fault of F26 caused by frozen condensate pipe. F 26 couldn't be cleared so the PCB had to be changed. ... [Read more]
Mend Heating, Home Heating Systems

can anyone help- Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]
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Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [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

Baxi Combi Instant 105 HE fault?

Hi, on the above boiler we had a PCB fitted to replace a fault (Demestic hot water mode). This produced a fla... [Read more]
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glowworm betacom 30c fault?

in either ch or dhw mode, boiler runs thru sequence properly and gas ignites. After 5 secs gas goes out and af... [Read more]
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Worcester Bosch Greenstar 15Ri fault?

My boiler clicks like mad then goes into fault mode, light off long - light on short! My engineer is at a lo... [Read more]
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boiler cuts out on heating after 3mins. Vaillant turbomax vuw 282e?

boiler cuts out on heating mode after 3mins. boiler re-started and same fault re occurs. no problem on hot wat... [Read more]
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Ravenheat CSI85T condenser boiler?

Sounds like my boiler is not the only one with a fault. Everthing working in hot water mode but when the centr... [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 performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]
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fixing a fault on baxi combi boiler?

my baxi combi instant 105e boiler stopped working. fault on pump or low system pressure indicator is flashing... [Read more]
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boiler fault?

saunia duval f 30 combi is flashing red 21 and is in lock out mode , wont reset .any clues ?
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NO hot water or central heating Probcombi?

I have a Procombi 100 HE boiler but can not get any hot water or central heating from it..the boiler had shut ... [Read more]
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Trianco Optima Boiler Programmer Fault (QA73)?

My QA73 programmer will not function in timed mode.None of the bars appear to show the input time settings. I ... [Read more]
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Fault code 'A02' with my Ferroli Optimax HE Boiler?

I have a continued problem with my boiler that just won't go away! About once a week the heating & hot water g... [Read more]
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Potterton Suprima 60 with replacement PCB board has a intermittent fault?

The boiler runs for a while (green light constant) , goes into standby mode, when it tries to relight (orange ... [Read more]
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Baxi Eco80 Combi Boiler?

Hi... I have a Baxi eco80 combi boiler which has been working fine until a couple of months ago. What is happe... [Read more]
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