INSTALLATION MANUAL
Thermostat System Types Power Options
Table of Contents Page
Thank you for purchasing a Robertshaw
®
thermostat.
This manual will describe how to install and test the Robertshaw RS9110 thermostat.
Gas, Oil, or Electric Heat with Air Conditioning
Heat Pumps (without auxiliary or emergency heat)
Heat-Only, including for Floor and Wall-Furnace
Cool-Only
750 Millivolt Heating Systems
Installation Location 2
Thermostat Quick Reference 3
Wallplate Installation 4
Wiring 5-12
Installer Setup Menu 13-17
Mounting & Battery Installation 18
Programming 19-22
Specications 23
Battery Power
Hardwire (Common Wire)
IMPORTANT SAFETY INFORMATION
WARNING:
• Always turn off power at the main power
source by unscrewing fuse or switching
circuit breaker to the off position before
installing, removing, cleaning, or servicing
thermostat.
• Read all of the information in this manual
before installing or programming this
thermostat.
• This is a 24V AC low voltage thermostat. Do
not install on voltages higher than 30V AC.
• All wiring must conform to local and national
building and electrical codes and ordinances.
• Do not short (jumper) across terminals on
the gas valve or at the system control to test
installation. This will damage the thermostat
and void the warranty.
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