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LENNOX S40 Smart Thermostat User Guide

Humidification measurement and dew point adjustment controls.  
Download Lennox Smart Applications  
Heat • Cool mode - Controls heating, cooling, humidification, and  
dehumidification without user involvement.  
• Compatible with Lennox® Smart Room Sensors for better temperature  
averaging throughout the home.  
Scan the QR codes listed as follows to download the specific application that  
is compatible with your mobile device.  
Lennox® Home App  
Optional Accessories  
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Smart Air Quality Monitor and Lennox® Smart Room Sensors.  
Lennox® Smart Room Sensor - Use for temperature averaging [up to a  
maximum of six (6) devices].  
Google Play  
App Store  
(iOS)  
Lennox® Smart Air Quality Monitor - Provides alerts, recommendations,  
and triggers air purification on demand. The Lennox® Smart Air Quality  
Monitor detects and tracks particulates, carbon dioxide and volatile organic  
compounds (TVOCs) inside the home. When poor quality air is detected, it  
triggers the system to cycle and clean the air.  
(AndroidTM  
)
Additional Support  
All QR codes listed below are Android™ and iOS compatible.  
PureAir™ and PureAirS - Air purification systems with time-based  
notifications of consumables including media filters, UVC bulbs, and  
PureAir system catalyst service / replacement.  
Lennox® Smart Zoning - Supports up to four zones.  
Humiditrol® Enhanced Dehumidification Accessory (EDA).  
ERV/HRV and fresh air dampers are supported when using a Lennox®  
Equipment Interface Module.  
Smarter Together Support  
Smarter Together Support  
(Spanish & French)  
IMPORTANT  
Due to Lennox’ ongoing commitment to quality, features and options are  
subject to change without notice and without incurring liability.  
Improper installation, adjustment, alteration, service or maintenance can  
cause property damage or personal injury. Installation and service must be  
performed by a qualified installer or servicing agency.  
Home Owner S40 Training Videos  
Smarter Together - FAQs  
5
GeneralDetails
NameLENNOX S40 Smart Thermostat User Guide
MakeLennox
LanguageEnglish
FiletypePDF (Download)
File size1.3 MB
Download PDF
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LENNOX S40 Smart Thermostat User Guide