Honeywell Home T3 User Manual

TheT3,T3M&T3Rthermostatsaredesignedtoprovide
automatictimeandtemperaturecontrolofheatingsystems
inhomesandapartments.TheT3It’scompatiblewith24‐
230Von/offappliancessuchasgasboilers,combi‐boilersand
heatpump.Alsoworkswithzonevalveapplicationsbutnot
withelectricheating(240V).TheT3Msupportsalso
OpenTherm®appliances.
TheT3andT3Mareforwiredonthewallinstallationsand
theT3Rforwirelessinstallations.T3Rexistofathermostat
andaReceiverbox.
The solution is designed with the installer in mind and
includes a receiver module with mounting options for
directly on the wall or on a wall box. Wiring can be from
below or from the back by lifting the terminal platform,
which makes installation quick and easy.
Thethermostat hasalargeandclearfixsegmentdisplaywith
backlight,simpleprogrammingphilosophyalltomakeit
easiertoinstallandveryuserfriendly.
The T3 product line is ideal for consumers who want to
control their comfort remotely with a modern design,
simple to program and easy to use product.
FEATURES
• Minimalisticandmoderndesignmakesiteasytoblend
inanytypeofhomes.
• Tablestandorwallmountedthermostatoptionstofit
newandreplacementinstallations.
• Backlightforeasierviewinginalllightconditions.
• Factoryprogrammeddaily,or5+2defaultheating
schedule.
• Scheduleoptionswith4independentset‐pointstosuit
comfortneeds.
• Set‐pointtemperaturealwaysdisplayed.
• OFFpositionhasanintegralfrostprotectionsettingat
minimum5°Csothatpipesinthehousewillnever
freeze.
• Alertmessagestoassistinfaultfinding.
• Timedoverridefunctionallowstoholdatargetedset
pointfor1hour..
• Automatictimeclockadjustmentfor“DaylightSaving
Time”.
• ReceiverboxwithclearLEDindicationandoverridebutton.
• On/OfforOpenTherm®(T3M)compatiblecontrol.
• Usermenuallowsextrafunctionstobesetatthediscretion
oftheuser:
• Heatingschedule
• Dateandtimesetting
• Optimisation
• Lockfunction
• OpenTherm®alerts(T3Monly)
• Installermenuallowsextrafunctionstobesetatthe
discretionoftheinstallertomatchthehomeowner’s
applicationsandneeds:
• Languageselection
• Cyclerate
• Upper/Lowersetpointlimitadjustment
• MinimumON/OFFtime
• Daily,weeklyor5+2scheduleoption
• 4periodsaday
• Wiredremotesensor
• Failsafemode
• Clockformat
• Daylightsavingtimechange(DST)
• Temperaturedisplayoffset
• Factoryreset
• Binding(T3Ronly)
PRODUCTSPECIFICATIONSHEET
HoneywellHomesT3,T3M&T3R
HoneywellT3R
ProgrammableThermostat
HoneywellT3&T3M
ProgrammableThermostat

Honeywell Home T3 Specifications

General

Display Type	LCD
Program Modes	7-Day Programmable
Type	Programmable Thermostat
Geofencing	No
Warranty	2 Years
Power Source	Battery
Temperature Range	5°C to 35°C
Display	Backlit
Scheduling	Yes
Dimensions	86mm x 86mm x 27mm

Summary

Product Specification Sheet

Product Features

Overview of the thermostat's design, usability, and advanced functionalities.

Thermostat Display and Interface

Thermostat Display/Button Layout

Details the layout of the thermostat's screen and the function of its buttons.

Receiver Box Interface

Explains the interface of the receiver box, including LEDs and buttons.

Specifications

T3/T3M/T3R Thermostat Specifications

Technical specifications for the T3, T3M, and T3R thermostat models.

Receiver Box Specifications

Technical specifications for the receiver box.

Installer Menu and Configuration

Installer Menu Options

Lists specific applications and special features configurable via the installer menu.

Configuration Settings

Detailed list of menu items, default settings, and adjustable options for configuration.

Installation Guide

Receiver Box Preparation and Installation

Steps for preparing and installing the receiver box for T3R models.

Thermostat Installation and Setup

Instructions for installing the thermostat, powering it up, and initial configuration.

Wireless Binding (T3R only)

Procedure for binding the T3R thermostat and receiver box if needed.

Wiring Diagrams

Wiring for T3 and T3M

Wiring diagrams for T3 and T3M models with different boiler types.

Wiring for T3R

Wiring diagrams for the T3R model with different boiler types and receiver box.

Troubleshooting and Ordering

Troubleshooting T3 and T3M

Common display issues and their corresponding causes and remedies for T3/T3M.

Troubleshooting T3R

Common display issues and their corresponding causes and remedies for T3R.

Ordering Specifications

List of product models, their part numbers, EAN codes, and available literature.

OpenTherm Settings and Product Notice

OpenTherm® ID's (T3M only)

Details specific OpenTherm IDs and their adjustable parameters for T3M.

Product Notice

Information regarding product composition and compliance with regulations.