How to mend ... Pcb Boiler Fine

Problem with Ideal ISAR HE24 ?

I have just fitted replacement PCB to my daughter's HE24 boiler as there was no LED display & no hot water or ... [Read more]

ravenheat csi85 combi read this it will help many!?

I have a ravenheat csi85 boiler, the hot water works fine. The central heating started switching on /off, it w... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

vaillant ecomax?

the digital display is not working. i have changed the fuses on the pcb but im still getting no display. The d... [Read more]

ariston boiler not firing up?

My ariston boiler won't fire up It only lights the right hand side of the burner and then goes out and the re... [Read more]

Potterton Prima F50?

Hi guys - I have followed the common problems with these boilers (ie PCB issues) but sadly this isn't working ... [Read more]

Ariston microgenus HE 24 combi-boiler PCB 2A fuses keeps blowing out?

The boiler is about 2 years old and it has started blowing fuses. All was well until last week. The boiler did... [Read more]

how can i fix ferroli 31c he?

I have ferroli optimax 31c he. the problem occured all of a sudden.The front screen on the front of the boiler... [Read more]

Worcester Greenstar combi Heating works, but doesn't (??!)?

I have a Worcester Bosch Greenstar 30Si combi boiler with a Drayton SCR and RF3 digistat controls. The heating... [Read more]

Ariston microgenus 24HE?

AO1 Fault on boiler, replaced pcb boiler working fine, phone call following day to say E34 fault code coming u... [Read more]

Saunier Duval SD 623 keeps switching on and off from cold?

The burners on my SD 623 keeps switching on and off, from cold, until the temp gauge is around 40 degrees. the... [Read more]

potterton profile will not fire up pcb working, air pressure switch working?

when i switch on boiler not a lot happens, first i thought it was the pcb board but thats not the problem, tri... [Read more]

What is wrong with my Glowworm micron 50ff?

Had problems with boiler faiilng to start and going to reset. The pcb, thermister and air pressure switch was ... [Read more]

HELP!!! Ravenheat csi 85 combi?

Heating but no hot water. Turned hot tap on and plunger on diverter valve pushes onto the Micro switch which o... [Read more]

Hot Water trips Boiler Worcester 28i junior?

My Worcester 28i Boiler works fine most of the time, I have had the PCB changed recently as advised when my bo... [Read more]

Chaffoteaux Minima MX2 24 FF 40 60 80 Error?

I have a Chaffoteaux Minima MX2 24 FF boiler. It is flashing '40 60 80' and the boiler doesn't ignite. No hea... [Read more]

Potterton Netaheat 80e - diagnosing air pressure switch problems?

Hi, I have a Potterton Profile Netaheat 80e boiler. I had some problems with it last year and through these... [Read more]

suprema 60?

after fitting a new pcb board boiler has worked fine for 7months but when turned on yesterday i had both light... [Read more]

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]

vokera syntesi fault code 01,?

hi,ive just had boiler seviced,gas pressures se ,also new pcb,week later its tripping out code 01,its fine wen... [Read more]