Honeywell THR840DUK User Manuals

Table of Contents

• What is a room thermostat?

  4
• In case of difficulty

  25
• QUICK START GUIDE

  6
• Warranty information

  26
• Quick reference to controls

  7
• Disposal & recycling

  27
• On/off switch

  8
• Heating or cooling control

  9
• Temperature control

  10
• Energy-saving ECO mode

  11
• System installation

  12
• Wall bracket installation

  13
• System wiring

  14
• Battery installation & mounting

  18
• System test

  19
• Installer setup

  20