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Honeywell Home T4 Pro Thermostat User Manual

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T4 Pro Programmable Thermostat TH4110U2005, TH4210U2002

T4 Pro Thermostat Drawn Diagram

Package Includes

  • T4 Pro Thermostat
  • UWP™ Mounting System
  • Decorative Cover Plate
  • Screws and Anchors
  • 2 AA Batteries
  • Thermostat Literature

Read before installing

Thermostat controls

T4 Pro Thermostat Button Explanations

The screen will wake up by pressing any of the five buttons. If powered by the C wire, the screen stays lit for 45 seconds after you complete changes. If powered by battery only, the screen stays lit for 8 seconds. Depending on how your thermostat was installed, the screen light may always be on.

Customer assistance

For assistance with this product, please visit Honeywellhome.com/support

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