Honeywell TH3110D

Installation Guide

Pre-installation checklist

Package contents

Check to make sure your package includes the following items:

• PRO TH3110D digital thermostat (wallplate attached to back)

• Operating manual

• Wall anchors and mounting screws (2 each)

• AA alkaline batteries (2)

Required tools & supplies

• No.2 Phillips screwdriver

• Small pocket screwdriver

• Drill

• Drill bit (3/16”for drywall, 7/32”for plaster)

• Hammer

• Pencil

• Electrical tape

• Level (optional)

Contents

Main Product Application System Types Power Type System Settings Fan Settings Table of contents Installation tips Page Wallplate installation Wiring Terminal Designations Wiring Wiring diagrams Fan operation settings AC Power Power options & mounting Battery Power To Mount Thermostat Setup Function Settings & Options Installer setup Installer system test 10 System Test System Status Installer system test Follow the procedure below to test the heating and cooling system. 75 Quick reference to display screen Quick reference to controls 75 Built-in compressor protection (Setup Function 15) In case of difficulty Accessories Please contact your distributor to order accessories. Specifications Page Automation and Control Solutions