hi. im doing my acs next week and would like to claer up some points before i go in.
spillage test boiler in back boiler unit? put smoke match in combustion chamber so testing that poc actually goi9ng through heatexchanger up into flue? wouldnt the flames just burn out the smoke?
just curious but why when lighting a pilot do alot of boilers ask to turn thermostat to zero and switch off electrics at mains? not in acs i know but curious. hope you can help
spillage test boiler in back boiler unit? put smoke match in combustion chamber so testing that poc actually goi9ng through heatexchanger up into flue? wouldnt the flames just burn out the smoke?
just curious but why when lighting a pilot do alot of boilers ask to turn thermostat to zero and switch off electrics at mains? not in acs i know but curious. hope you can help