Honeywell PRO 4110D Programmable Thermostat Installation Guide
PRO TH4110D Programmable Thermostat
Wiring diagrams
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2
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6
Power supply. Provide disconnect means and overload protection as required.
Factory-installed jumper. Remove for 2-transformer systems only.
Use either O or B terminals for changeover valve.
Use a small piece of wire (not supplied) to connect W and Y terminals.
Set fan operation switch to Heat Pump (see page 6) and configure for heat pump (see pg. 8).
Optional 24 VAC common connection.
Typical 1H/1C system: 1 transformer
Typical 1H/1C system: 2 transformers
Remove jumper
Typical 1H/1C heat pump system
Typical heat-only system
Typical heat-only system with fan
Typical cool-only system
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| General | Details |
|---|---|
| Name | Honeywell PRO 4110D Programmable Thermostat Installation Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.6 MB |

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