How to mend ... Mean Pcb Please

Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]

Sime Friendly BF combi - no htg no dhw?

Help.. Sime friendly combi, pilot is lit, pump runs constantly, but no response to htg or hot water demand ... [Read more]

ferolli falcon startup prob?

hi got a ferolli falcon 25kw combi power light and heating light on when no demand and does'nt fire up when de... [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]

potterton performa 30 he flashing flu problem?

i have had a problem now since xmas where my heating works for a while and then just stops working and results... [Read more]

fireing up and then shuting down it gets up to heat ?

hi baxi combi 80 eco cleaned system, cleaned both heat exchangers, cleaned fan working ok, cleaned pump w... [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]

ideal icos 12he?

flashing LF ,old type pcb black type,changed it to orange type ,boiler worked for 1hr then flashed LF again ?

How can i fix my Halstead Ace High combi boiler?

I have power to the boiler, the green power light is on, when i turn the heating, hot water or both on, the bo... [Read more]

I have a sabre 25he boiler just 14 months old , when it was 10 months boile?

The bolier has green light flashing, but fan runs boiler comes own for about 10/15 section including the main ... [Read more]

my ravenheat csi 85t boiler, has an internal leak?

My ravenheat csi 85t boiler developed a leak from the condensing heat exchanger, at the pipe washer.This was v... [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]

Potterton Prima F cycling?

I have noticed over the last few weeks that my Potterton boiler is cycling much more frequently than usual. W... [Read more]

suprima?

my suprima has the age old problem of cutting out, i replaced the pcb with a refurbed one and still no joy, i ... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

potterton promax?

i have a potterton promax 28 he combi boiler that won't work the spark genorater, electrodes, gas valve and pc... [Read more]

Is there a circuit diagram available for a Baxi solo 3 PCB(231711)?

The central heating pump is supposed to continue to run for approx 8 minutes after the timed cycle to cool the... [Read more]

pcb board?

I replaced the PCB on my ariston Euro Combi boiler after going through the flow chart. It worked for two weeks... [Read more]

How can I make my Baxi Solo 3pf 80 cycle shorter?

My boiler is suffering from an extremely long cycle (20 min. on / 60 min. off). The thermistor cuts out at 80Â... [Read more]