14
Troubleshooting
If problems with thermostat cannot be resolved, call:
www.robertshawclimate.com
or
Technical Support:
844-362-4822
Problem
Action
Thermostat does not turn on system.
Check wiring.
(See
Wiring Diagrams
section.)
System turns on too often.
Increase temperature differential.
(See
To Make Changes to the Settings
section.)
System fan does not operate properly.
Move fan option switch to either gas
or electric, to match system.
(See
Setting the Fan to ON, AUTO, or
CIRC
section.)
Thermostat does not display proper
room temperature.
Check F/C (Fahrenheit/Celsius) setting.
(See
To Make Changes to the Settings
section
.)
Display shows HI or LO and room
temperature is normal.
Call a licensed service person to
replace/repair.
Summary of Contents for RS5220C
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