potterton ep2000

Hi All, done some reading on older threads on similar subjects but wanted to sense check before i start on mine. Currently have a Potterton EP2000 running in a Y-Plan (i think) and want to swap with Honeywell T6R-HW. I have mapped the existing wiring as below: The Potterton wiring guide is...

Hi All, I'm planning to replace my existing Potterton EP2000 with a dual channel Hive receiver/ thermostat. Currently we have no thermostat and all the rads have TRVs, so will primarily be using the Hive as a better scheduling capability with remote access. Existing wiring doesn't look too bad...