boss therm

Last few days been getting intermittent (seems to be getting worse) problems with getting the CH to kick in. HW seems OK (I think). BR1 receiver and the BRTRF thermostt. Had the system for 10+ yrs. Tried all the usual. Reset, Set, retrain. All the right lights seem to come on and off etc as...

Hello all, I have a Boss Therm BR1 receiver with a BRTRF wireless thermostat, and it is currently working fine with my Ideal Eco Esprit 24 boiler. Assuming the existing wiring is correct (since it functions properly), would it be correct to say that the only rewiring work I need to do to...