Recent content by transuranics

Hi - Yes have turned thermostat to max & min settings Not triggering boiler/pump - so no hot water ??did getting wires wrong kill something

Have recently had our hot water cylinder replaced The plumber/electrician re-used original HTS3 thermostat We noticed that hot water seemed to be very hot & thermostat set screw didn't seem to make any difference Got the plumber/electrician back in - they suggested that thermostat needed...