What to do if my Robertshaw RS5110 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 Thermostat 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 Thermostat 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 my Robertshaw Thermostat 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.
Why does my Robertshaw RS5110 turn on too often?
If your Robertshaw Thermostat causes the system to turn on too often, try increasing the temperature differential. Please refer to the 'To Make Changes to the Settings' section for guidance.
What to do if system fan does not operate properly with Robertshaw 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.
What to do if Robertshaw RS5110 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.
Crucial warnings before installing and operating the thermostat.
Details on how the thermostat receives power via AC or batteries.
Instructions for accessing and replacing the thermostat's batteries.
Explanation of icons and indicators on the thermostat display.
Overview of pre-programmed schedules and default user settings.
Information on the emergency heat capability for heat pump systems.
Procedure for adjusting the thermostat's current time and day.
Guide to modifying programmed heating and cooling schedules.
How to adjust various user-configurable parameters like display scale.
Steps to lock thermostat settings with a 4-digit password for security.
Explanation of automatic switching between heating and cooling modes.
Details on using the front panel buttons for control and adjustments.
How the thermostat manages second-stage heating or cooling.
Feature that anticipates and reaches setpoints at the scheduled time.
Information on activating and using the display backlight.
Methods to temporarily or permanently change from scheduled operation.
Description of how the thermostat handles extreme temperature conditions.
Instructions for selecting the fan operation mode.
Common problems and their recommended solutions or actions.
Details on warranty coverage, terms, and return procedures.
General| Type | Non-Programmable |
|---|---|
| Temperature Range | 45°F to 90°F (7°C to 32°C) |
| Display | LCD |
| Stages | 1 Heat/1 Cool |
| Voltage | 24V AC |
| Power Source | Battery (AA) |
| Compatibility | Single Stage Heating and Cooling Systems |
| Mounting | Wall Mount |
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