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We have 116 questions about mending 'boiler red bar' in category Heating, Home Heating Systems which have been answered

How to mend Boiler Red Bar

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Mend boiler pcb condensate
1

Faulty vokera compact 25?

I have spoken to the gas safe engineer that installed this boiler new approx. 3 years ago about the problems i... [Read more]
Mend 24 combi boiler
2

how to fix a err 103?

I have an ariston clas he 24 combi boiler. I drained the system to add a radiator>filled system back up and bl... [Read more]
Mend boiler working flashing
1

boiler Glow-worm30cxi 30cxi not working?

It had a red flashing light and f5 switched it off and back on now green flashing light 8.8 c bar no heating o... [Read more]
Mend boiler compact lights
1

How can I fix my Vakera boiler?

I have a Vakers High Efficiency Combi Boiler, compact 29. The lights go through their sequence and stop on the... [Read more]
Mend boiler combi heating
2

Vaillant eco tec 624 s 41 error?

My Vaillant eco tec combi boiler water pressure gauge is constantly in the red when central heating is on. The... [Read more]
Mend pressure boiler rising bar
3

Why is the pressure on my Ariston boiler rising to nearly 4 Bar?

Hi Can anyone please advise me on why my Ariston Eurcombi A/27 MFFI pressure is rising from just over 1 Bar... [Read more]
Mend worcester 24i pressure
1

Worcester green star junior 24i?

My husband has just removed a radiator. The bar pressure was running low before he removed it and so he incre... [Read more]
Mend pressure fault radiator
1

Boiler not working!?

Hi all, Could anyone advise on some basic fault detection methods for boilers? I have a Vokera Compact HE w... [Read more]
Mend boiler pressure loss central heating
1

My Ariston Combi A boiler keeps losing pressure from Central heating loop?

Heating loop pressure drops to the red line twice a day. Cannot find any leaks from any of radiator and no lea... [Read more]
Mend down 21 minutes
1

Saunier Duval F35E auto-vents down to code 21 in minutes?

7 year old boiler, noticed code 21 (radiator circuit pressure low) so she opened the filling loop but left it ... [Read more]
Mend losing pressure system
1

why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]
Mend boiler pressure heating
1

need to repressurise?

have a glow worm 30cxi boiler need to repressurise as red light flashing and bar hsa dropped to 0.4, dont kno ... [Read more]
Mend Heating, Home Heating Systems
1

my vaillan ecotech boiler pressure is at the max on the red side?

I have a vaillant ecotech boiler. The pressure was down so I tried to raise it but forgot to switch the pressu... [Read more]
Mend hot water gauge
1

combi boiler 30he?

no heating or hot water bar gauge flicking at bottom in red ticking sound fan working burner not working temp ... [Read more]
Mend boiler tec pressure
2

how can I fix my Vailant ecoTEC plus 831 boiler?

My eco TEC 831 is unable to maintain the pressure at 2 bars, it is 1 bar over and going into the red zone. Any... [Read more]
Mend more help please
2

My Halstead combi boiler refuses to work any more - help please!!?

Hi, I have a 6yr old Halstead Ace High combi boiler which has never given me any problems until now. About 3 -... [Read more]
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