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left is flashing , centre is solid red , right is solid green

hi tony right i have the lights they are flashing permanently red solid green solid any ideas?

hi tony when you say move the right hand dip switch is this inside the plastic pcb case?? on the lights what am i looking for?

Hi can someone please help I have a biasi boiler come home from work on new years day and i no longer have central heating. I have running hot water on demand but when i turn the thermostat on for the central heating it turns on for approx 10 seconds i hear the pump etc and then automatically...