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Mend Central Heating Pcb

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We have 105 questions about mending 'central heating pcb'

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Mend firing help boiler morning

Heatline C24 not firing up!?

Can anyone help please... I have a Heatline C24 boiler which is now just over 3years old. It has started pl... [Read more]
Mend help started morning reset

Healine C24 not firing-up?

Hi, Can anyone help please... I have a Healine C24 boiler which is now just over 3years old. It has sta... [Read more]
Mend water boiler low

Glow worm hot water express boiler ?

pilot on ok, fan runs low speed and high speed ok, but boiler will not fire up either on hot water or central... [Read more]
Mend 24i problem boiler

Another Worcester 24i problem?

i have the above boiler which just before xmas i had a new pcb fitted, everything was fine until now. all of a... [Read more]
Mend central heating boiler ignition

Central heating boiler ignition lockout?

I have an ongoing problem with my boiler, a Worcester Bosch 28Cdi. From time to time the central heating ligh... [Read more]
Mend pressure jaguar boiler

Pressure on Jaguar 23kW combi boiler?

The pressure was down to 0.8 and I raised it but may have raised it too high to 1.9. This has resulted in the... [Read more]
Mend wont switch off

potterton prima f central heating won't switch off?

I've replaced the control unit and the problem persists. Hot water responds to timer etc but central heating ... [Read more]
Mend hot apart form

Volkera Maxin 24e combi boiler?

We are not getting any hot water, apart form when the central heating is switched on. Has anyone had this pro... [Read more]
Mend combi hot demand

Baxi combi 105HE boiler fault on the heating side?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]
Mend worcester help working

worcester 24CDI - possible problem with pcb?

Hi, I hope someone can help me confirm a possible diagnosis! My combi-boiler was working well until a few ... [Read more]
Mend baxi 105he boiler

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]
Mend combi boiler taps

potterton combi 80 boiler no heating?

i have a potterton combi 80 boiler i have hot water ( no taps dripping ) but no central-heating but the pump s... [Read more]
Mend boiler central heating fine hot

Profile 60E Boiler, Hotwater but no Central Heating??

Hi, I have a Potterton Profile 60E boiler, seems to operate fine for the hot water but not for the central hea... [Read more]
Mend firing hot turned

Combi stops firing for hot water when cold tap turned on?

Hi I have a Worcester Bosch Thermotechnik combi - on the boiler casing is a Bosch-stamped cert saying it is... [Read more]
Mend central heating working

Ravenheat CSI 85AT Boiler. Central Heating not working?

After switching the setting on my Ravenheat CSI 85AT Boiler to Central Heating and Hot Water (its been set to ... [Read more]
Mend ravenheat csi 85t

Ravenheat CSI 85T?

Hello, I've had a good look around this site and can't find an identical issue, so I'm hoping someone can h... [Read more]
Mend potterton suprima 50

Potterton Suprima 50?

Hi, I have a Potterton Suprima 50 that was constantly locking out. The upgraded PCB sorted that problem but no... [Read more]
Mend baxi problem boiler works fine

Baxi Bahama 100 - Hot water problem?

Hi there to anyone who can possibly help me with the above problem. The boiler works fine for central heati... [Read more]
Mend 80 combi central heating

Baxi 80E No hot water, CH ok. !!?

Got a Baxi 80 E Combi, Central Heating is perfect but NO hot water. The Hot Water neon does not illuminate wha... [Read more]
Mend saunier duval thelia 23

saunier duval thelia 23?

new house - dead boiler. I have replaced the diverter valve & piece which it mounts to, now the micro switches... [Read more]
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