Honeywell TH5220D Non-Programmable Digital Thermostat Installation Guide
FocusPRO™ TH5220D Non-programmable Digital Thermostat
Wiring diagrams
Power supply. Provide disconnect means and overload protection as required.
Factory-installed jumper. Remove for 2-transformer systems only.
Optional 24VAC common connection.
In Installer Setup, set system type to Heat Only.
In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B.
In Installer Setup, set system type to 2Heat/1Cool Heat Pump.
L terminal is powered continuously when thermostat is set to Em Heat.
Install field jumper between Aux and E if there is no emergency heat relay.
In Installer Setup, set system type to 2Heat/2Cool conventional.
Typical heat-only system with fan
Heat-only system (Series 20)
7
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| General | Details |
|---|---|
| Name | Honeywell TH5220D Non-Programmable Digital Thermostat Installation Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.58 MB |

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