Tag Archives: Honeywell Sundial 7 Day Y Plan Installer Pack
Honeywell Sundial 7 Day Y Plan Installer Pack
The Sundial Y Plan is designed to provide independent temperature control of both heating and domestic hot water circuits in fully pumped central heating installations. V4073A 22mm mid-position zone valve ST9400C 7 day electronic programmer T6360B room thermostat L641A cylinder thermostat Provides independent control of heating zone Independent control of domestic hot water temperature Pump and boiler switched off when space and hot water temperature have satisfied requirements making the pack energy efficient See individual products for dimensions