Well, that's not entirely true, I can if I switch everything off!
System - as far as I can tell
- Danfoss CP15C controller
- Danfoss WB12 wiring thingy
- Danfoss T45? valve?
- Danfoss Thermostat
- Grundfos Selectric pump
- HRM Wallstar oil-fired boiler
Stuff that works
- When...