Install Instructions

Thermostat System Types

Thank you for purchasing a Robertshaw

thermostat.

This manual will describe how to install and test the Robertshaw RS8110 thermostat.

Battery Power

Hardwire (Common Wire)

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

Table of Contents Page

Power Options

Installation Location 2

Thermostat Quick Reference 3

Wallplate Installation 4

Wiring 5-12

Installer Setup Menu 13-14

Mounting and Battery Installation 15

Specications 16

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.

INSTALLATION MANUAL