worc 40 cdi conventional

[aladin]

hi again
went out to a 40cdi conventional other day boiler fires goes to full then after rads warm up goes to low temp then stops i called worc tech (brill people ) went through routine they diagnosed a pcb problem great fitted new pcb still the same any help cust not happy

 

[SafeGasInstall]

what checks did you do ?

 

[quality]

Sounds like a thermistor problem to me

 

[diamondgas]

turned the room stat up?