Lennox 12U67 Operating, Troubleshooting And Technical Cheat Sheet

Lennox 12U67 Operating, Troubleshooting And Technical Cheat Sheet

Color touchscreen programmable wi-fi communicating thermostat

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®
iComfort
S30
Smart Thermostat
Color Touchscreen Programmable
Wi-Fi Communicating Thermostat
(12U67)
CHEAT SHEET TOPICS
AND TROUBLESHOOTING
TIPS
ACC-15-03 September 22, 2015
Revised February 23, 2016
- 1 -

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Summarization of Contents

Smart Hub
Installation
Instructions for mounting the Smart Hub to a flat surface away from indoor units to minimize vibration.
Antennas
Guidance on unfolding and adjusting antennas for optimal transmitting and receiving performance.
Wire Connections
Details on connecting the Smart Hub to the indoor unit via thermostat wire, including terminal labels and functions.
Troubleshooting
Information on troubleshooting Smart Hub issues using LED indicators and general rules for interpreting their status.
Center Push Button Indicators
Explanation of the RGB LED backlight on the center push button and its different color indications.
Wi-Fi Connection
Troubleshooting Wi-Fi connectivity issues, including definitions of RSSI, 802.11 standards, and IP addresses.
Electrical Voltages
Specifications for Smart Hub power input, power output, and communication voltages.
Networking Multiple Smart Hubs
Guidance on grouping multiple Smart Hubs for homes requiring more than eight units, including Group ID settings.
Mag-Mount
Mounting to 2x4 Electrical J-Box
Recommendations for mounting the Mag-Mount using Honeywell back plates for J-box installations.
Wiring Connections
Details on wire gauge, maximum run length, and terminal connections for Mag-Mount to Smart Hub.
Troubleshooting
Troubleshooting Mag-Mount issues, focusing on the blue LED indicator status and possible causes.
Troubleshooting with Display Removed
Steps to check for 12VDC on Mag-Mount terminals when the HD Display is removed.
HD Display Interface (Electrical)
Details the electrical interface pins for the HD Display connection to the Mag-Mount.
Smart Away
Thermostat
Instructions on enabling and configuring the Smart Away feature directly on the S30 HD Display.
iComfort Thermostat Application
Steps to enable and configure the Smart Away feature using the iComfort mobile application.
HD Display
Wi-Fi
Guide to connecting the S30 Control System to the home wireless network, including visible and hidden access points.
Consumer Account Creation from Thermostat and Connection to Server
Reasons for creating an account and enabling remote access or the Smart Away feature.
Adding Additional Thermostat to your Consumer Account
Procedure to add multiple thermostats to a consumer account for verification and correction of home information.
Seeing Other Thermostats
Information on how multiple thermostats connect and display status on one thermostat.
Ramp, Sag, and Power interruption
Troubleshooting error messages related to communication loss and display behavior during power interruptions.
Electrical Discharge
Troubleshooting error messages related to electrical discharge affecting communication with the Smart Hub.
Screen Locks Up or Goes Blank
Procedure to reset the HD Display when it freezes or goes blank using the reset button.
Dealer Portal
Spoofing
Dealer access to customer accounts via DaveNet, viewing alerts, equipment, and remote-in functionality.
Remote View and Control
Enabling dealer remote view and control features through system settings on the homeowner's system.
Creating Consumer Portal Account
Setting Up Account
Steps to create a consumer account via the customer portal website, including login and password setup.
Adding System to Consumer Account
Instructions to add an iComfort system to an existing consumer account using a generated PIN number.
Removing System from your Consumer Portal Account
Remove Home
Procedure to remove a system or home from the consumer portal account via the portal or HD display.
Move Out
Method to remove a system from the consumer account, functioning similarly to the 'Remove Home' option.
iComfort® Mobile Setup Application
Operating System Requirements
Specifies the required IOS and Android operating system versions for the iComfort Mobile Setup application.
Commissioning
Detailed steps for commissioning a system using the iComfort Mobile Setup Application and Smart Hub.
Connecting iComfort Mobile Setup Application to Smart Hub using Smart-Hub Wi-Fi* (alternative method)
Alternative method to connect the mobile setup app to the Smart Hub via Smart-Hub Wi-Fi for dealer control.
Service
Using the iComfort Mobile Setup Application as a service tool after the system commissioning is complete.
Reconnecting iComfort Mobile Setup Application to System at a Later Time
Troubleshooting steps for reconnecting the mobile setup app to the Smart Hub after initial setup.
Troubleshooting
Wireless Connection between Mobile Device and Smart Hub
Troubleshooting mobile device connectivity issues with the Smart Hub by disabling mobile data.
Mag-Mount (Front Cover) and HD Display
Troubleshooting Mag-Mount blue LED status and HD Display connection issues related to the front cover fit.
HD Display Hangs or goes Blank
Solution for HD Display freezing or going blank by using the reset button located on the back.
Mag-Mount (Mounting Screw) and HD Display
Resolving HD Display and Mag-Mount connection issues caused by incorrect mounting screw placement.

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