To Next PageTo Next PageWhat to do if my Robertshaw RS6220 Thermostat shows HI or LO but the room temperature is normal?
If your Robertshaw Thermostat displays HI or LO while the room temperature is normal, it is recommended to call a licensed service person to replace the thermostat.
Why does my Robertshaw RS6220 system turn on too often?
If your Robertshaw Thermostat system turns on too often, increase the temperature differential. Refer to the Pop-Up Wizard section for guidance.
How to fix Robertshaw Thermostat not displaying proper room temperature?
If your Robertshaw Thermostat is not displaying the correct room temperature, check the F/C (Fahrenheit/Celsius) setting. Please refer to the Pop-Up Wizard section for instructions.
How to fix a Robertshaw RS6220 that does not turn on the system?
If your Robertshaw Thermostat does not turn on the system, check the wiring. Refer to the Wiring Diagrams section for guidance.
What to do if Robertshaw Thermostat system fan does not operate properly?
If the system fan on your Robertshaw Thermostat isn't working correctly, move the fan option switch to either gas or electric to match your system. See the System Switch Selection section for more details.
What to do if my Robertshaw RS6220 display shows HI or LO but the room temperature is normal?
If your Robertshaw Thermostat displays 'HI' or 'LO' while the room temperature is normal, it's recommended to call a licensed service person to handle the replacement or repair.
What to do if system fan does not operate properly with Robertshaw RS6220 Thermostat?
If the system fan in your Robertshaw Thermostat isn't working correctly, adjust the fan option switch to match your system type, either gas or electric. For more details, see the 'Setting the Fan to ON, AUTO, or CIRC' section.
General| Type | Programmable Thermostat |
|---|---|
| Temperature Range | 45°F to 90°F (7°C to 32°C) |
| Display | Digital |
| Stages | 1 Heat/1 Cool |
| Backlight | Yes |
| Hold Function | Yes |
| Filter Change Indicator | Yes |
| Power Source | Battery (2 AA) |
| Compatibility | Single Stage Heating and Cooling Systems |
Describes how to set a constant temperature, bypassing the schedule.
Explains how to set a temporary temperature change for a specific duration.
