Recent content by greg_b

Thanks ericmark, that's really helpful. Based on the shocking wiring in the control box, I'm going to buy a new one and rewire the whole thing again into a better panel and label the wires with their output/input and what they control. Once that's done I should be able to see the...

Hi Everyone, I'm new here and dealing with a very bespoke system so please be gentle. Basically there are two zones in the house. Upstairs (with hot water) and downstairs. Originally the zones were controlled by two Horstmann H17 XL with separate thermostats in each zone. So far I have...