Learn how to perform a routine maintenance on Eco-King Supreme H and Combi model boilers. WARNING: all work and install of Eco-King boilers must be done by a licensed plumber/gas fitter. Any unlicensed work will VOID all warranties and dissolve Eco-King of any responsibility for boiler performance.
How to guide to connect tank sensor (10k ohm resistance signal) to Eco-King H model boilers, then how to set priority programming. Watch from start to learn where to connect sensor onto the boiler. Fast forward to 01:22 for directions on how to set priority only.