Webheat pump and runs auxiliary-only heat. • Press the up arrow on the thermostat and adjust the setting to 1° above the current room temperature. The auxiliary heating system should begin to operate and the thermostat will indicate “Heating Auxiliary” on the screen. • Press the down arrow on the thermostat and adjust WebPage 1 Installation Guide VisionPRO® IAQ Equipment Interface Module English: Page 1 • Français: Page 6 • Español: Página 11 For up to 4 Heat/2 Cool systems with Honeywell …
Honeywell THM5421R-1021/U Prestige IAQ Equipment Interface …
WebHeating only. Terminal 4 on the programmer is active, which connects to wiring centre terminal 4 and on to the room thermostat. If heat is required, power continues to wiring centre terminal 7 which activates the boiler and pump. This also connects to the hot water cylinder thermostat C terminal, and if no hot water is required, terminal 2 on ... WebUse to change settings for Fan or System Heat/Cool. Menu. Select options to: set schedules, view equipment status, change IAQ settings, access installer options*, etc. Current status. … poems about pearls and god
1C20 – Heating Only 1C26 – Heating & Cooling - Emerson
WebBuilding & Indoor Environment Problem Diagnosis & Repair WebOld Number THM5421R-1021. Used with all THX9421R-5021/U Prestige 2 wire IAQ Thermostats, all versions of Prestige IAQ Thermostats, and the VisionPRO Thermostats … http://www.virginiaair.com/available_forms/York%20Retail%20Diagrams%202412%20w%20links.pdf poems about pining