How to mend ... Fault Boiler Pcb

worcester greenstar 30 si think its the pcb?

Can anyone shed any light. Gone to a customer boiler in lockout indicating ignition fault. Reset boiler pump c... [Read more]

vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]

Help with Baxi 105e?

My Baxi 105e has recently developed a problem! On Saturday expansion vessel packed in and leaked. I dried ever... [Read more]

Ideal isar 24he Luke warm hot water?

Hot water Luke warm. Boiler fires on full gas at first and then modulates down. Is this a pcb fault or sensor?

f1 fault on 23 kw jaguar boiler?

boiler fires up on heating and hot water then goes into f1 fault change flame probe and pcb board replaced,fan... [Read more]

Ferroli HE 31c optimax code F37?

I have just put a new PCB in and have reset the boiler my pressure gauge is 1.5b but i still have the fault an... [Read more]

ikon 4050ci boiler fault?

Ikon 40-50 ci Only fires if I turn stat off and on several times, I have replaced PCB , pressure switch and t... [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]

Intermittent hot water on Baxi 105e?

Hi,my boiler has developed a fault on DHW supply,when asked for hot water, system fires up runs for 30 seconds... [Read more]

My Glow Worm Micron 30FF wont light. How can I check whats wrong&fix it?

I have a Glow worm Micron 30FF which was installed new 4 years ago. Since then it has been serviced and a new... [Read more]

Glowworm Ultimate 70ff won't cold start properly?

I have replaced the air pressure switch and the pcb and still I have a problem. When the boiler comes on from ... [Read more]

intermittant fault on ravenheat csi85at?

on this combi when switched to hot water only boiler does not fire at all.on winter /summer boiler fires on ho... [Read more]

how can i fix my baxi combi 105e boiler?

I have just replaced the pcb on my boiler because of a fan fault, However, i now have to turn the hot water s... [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]

How can I fix my vokera compact28?

Looking for a bit of advice, my boiler keeps cutting out after half an hour, once switch it off and on again i... [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]

Does anyone know what fault H5 means on an Isar HE30 boiler?

The PCB has been replaced and is now flashing H, 5 and will not re-set, can you help?

How can i fix my Potterton Performa 30 HE Boiler?

Boiler failing to fire up; showing fan & flame fault indication. Dismantled boiler and checked fan on 240v sup... [Read more]

Baxi Boiler Not Firing Up?

I have a Baxi Solo 3 PFL 40 Boiler Problem : When calling for water or heat, the fan runs, pump rums, and t... [Read more]