Table of Contents
Advertisement
Quick Links
2017 Lennox Industries Inc.
Dallas, Texas, USA
THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER
FOR FUTURE REFERENCE
®
iComfort
Units
®
The iComfort Wi‐Fi
thermostat works with the following indoor and outdoor
units:
Indoor Units
G71MPP-03 or later
SL18XC-01 or later
SLP98-01 or later
SL18XP-01 or later
SL280-03 or later
XC17-02 or later
EL296V-01 or later
XP17-02 or later
CBX40UHV-02 or later
XP17N-01 or later
CBX32MV-06 or later
XP19-06 or later
XC20-01 or later
WARNING
This product contains a chemical known to the State of California to
cause cancer, birth defects, or other reproductive harm.
Outdoor Units
XP20-01 or later
XC21-05 or later
XP21-01 or later
XP21N-01 or later
XP25-01 or later
XC25-01 or later
SL18XP1-01 or
later
SL17XC1-01 or
later
INSTALLER'S SYSTEM SETUP
GUIDE
iComfort Wi-Fi
Touchscreen Programmable Communicating Thermostat
CONTROLS
507341-02
5/2017
Supersedes 507341-02
Shipping and Packing List
®
1 - iComfort Wi‐Fi
thermostat (firmware version 2.13 changes included)
4 - Mounting screws
4 - Wall anchors
1 - Homeowner's manual
1 - Warranty card
NOTICE
Read this manual before programming this thermostat.
Use this thermostat only as described in this manual.
An extended version of this instruction is available on DaveNet.
Instruction 507343-01 includes more detail information concerning
default parameter settings, alert codes and additional information.
®
Thermostat
Advertisement
Table of Contents
Related Manuals for Lennox iComfort SL18XC-01
Summary of Contents for Lennox iComfort SL18XC-01
- Page 1 INSTALLER'S SYSTEM SETUP GUIDE 2017 Lennox Industries Inc. iComfort Wi-Fi ® Thermostat Dallas, Texas, USA THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER Touchscreen Programmable Communicating Thermostat FOR FUTURE REFERENCE ® iComfort Units CONTROLS ® The iComfort Wi‐Fi thermostat works with the following indoor and outdoor...
-
Page 2: Table Of Contents
TABLE OF CONTENTS WARNING ® iComfort Wi-FI Thermostat - Technical Description and Features . . . Installation and Setup ........Improper installation, adjustment, alteration, service or maintenance Adjusting System Settings . -
Page 3: Installation And Setup
Autochangeover mode -- Permits control of heating, cooling, humidification, and dehumidification without user involvement • All Lennox branded communicating outdoor units contain a built-in outdoor temperature sensor. Installation and Setup During initial thermostat start-up the following screen will appear (see figure 1). -
Page 4: Adjusting System Settings
NOTE - Dealer number is the dealer's Lennox account number. Dealer Adjusting System Setting phone number is the dealer's main office phone number. Use the arrows to scroll down to the Dealer Number or Dealer Phone SET TIME AND DATE setting. -
Page 5: Connecting To Home Wi-Fi Router
To enable the Wi-Fi feature to communicate with a wireless router screen) Press and release Wi-Fi in the lower left corner of the HOME screen Dealer Number **** — (keyboard input screen) Dealer Name Lennox — Note: When adding Dealer Address — — outdoor the dealer number, all indoor temperature... - Page 6 Press the Wi-Fi disable button to enable Wi-Fi. WI-FI SETTINGS Thermostat is not connected to the Wi-FI network WI-FIL SETTINGS WI-FI Thermostat is not connected to the Wi-FI network NETWORK connection SETTINGS status enabled WI-FI Press to see press to change press to enable / connection status disabled...
- Page 7 ESTABLISHING A WI-FI CONNECTIONS TO A HIDDEN HOME NETWORK Open connection (no password required) When connecting to a hidden network, press the add new network icon to continue. Enter the network name (SSID). If security encryption is enabled, then press the security is none icon. Select either WEP, WPA or WPA2.
-
Page 8: Troubleshooting Wi-Fi Connection
® connection was successful it will be listed connected as exampled Make sure the iComfort Wi‐Fi thermostat's Wi-Fi is enabled and below. connected to the home network (AP). If having difficulty connecting to the router, online research the router WI-FI SETTINGS model number and/or internet provider to discover and verify that the router band is set to B, G or N bands. - Page 9 This will cause the thermostat to ask for the Lennox server mac address again and try to resend the email.
- Page 10 ® Registering the iComfort Wi-Fi Thermostat Register with iComfort Wi-Fi thermostat to enable remote access and REGISTRATION FOR ONLINE ACCESS online weather information From the WI-FI SETTINGS screen, press either the thermostat not enter your email registered icon or the connection status icon and select the server icon.
- Page 11 After registration has been completed, press the connection status NOTE - Firmware updates will not affect installer or user thermostat settings. icon to verify the connection was successful. If the connection is Both will be retained after the update. successful the server icon background will be green. WI-FI SETTINGS firmware thermostat...
-
Page 12: Account Registration
A series of pages and prompts follows to provide guidance through profile User Account Registration for Lennox Server Access setup and user preference definitions. Firmware Update FIRMWARE UPDATE BUTTON Firmware Update (Off) – No automatic firmware updates (highly recommend leaving ON) If the status is changed from Off to Auto, it will trigger an immediate check and update for the firmware update. -
Page 13: Bypass (24Vac) Humidifier
5. Use either the up or down arrows to display the correct size outdoor • Second, if you want another mode, i.e. Precision, Basic Dew Point, unit. Touch save to continue. or Precision Dew Point, the device requires further configuration (see page 15). -
Page 14: Adjusting Humidification And Dehumidification Settings With
In the “system devices” list, use the arrows to highlight System. Touch Adjusting Humidification and Dehumidification Settings with edit. Communicating Outdoor Units ® Humiditrol only—In the “System” list, use the arrows to highlight Humiditrol Comfort Adjust. The current value defaults to Maximum HUMIDIFICATION SETTINGS —... -
Page 15: Adjusting Humidification And Dehumidification Settings With
HEATING MODE (XP25 ONLY) — CLIMATE IQ™ Touch one of the radio buttons to select the mode of humidification control; touch save. (After saving, check that the current value now This technology optimizes dehumidification settings for specific climates to shows the new selection). improve home comfort during cooling or heating operations. - Page 16 ® HUMIDIFICATION SETTINGS — FEATURE SCREEN Humiditrol only—In the “System” list, use the arrows to highlight Humiditrol Comfort Adjust. The current value defaults to Maximum From the Main Screen, touch the right arrow icon to go the the Overcooling. Touch edit. Features screen.
-
Page 17: Adjusting Zoning Control Settings
HOW DEHUMIDIFICATION MODE WORK — NO EXTERNAL Zoning Control Settings DEHUMIDIFICATION DEVICE NOTE - OFF, MEDIUM and HIGH dehumidification modes are also a function of NOTE - Skip if no zoning control device is installed. the HVAC system with NO external dehumidification devices installed. A. -
Page 18: Using The Tests / Diagnostics Features
Heating Operation Conventional Heat/Cool and Heat Pump Systems Continue to next section on testing and diagnostics. When a in-zone thermostat makes a demand for heating, the zone damper opens and heating equipment begins operating. Heating demand is Using the Tests / Diagnostics Features terminated when: All zone demands for heating are terminated. - Page 19 The tests feature is available after setup has been completed once. After you touch next in the final setup screen, the “select tests to run” screen tests equipment diagnostics setup alerts (figure 18) will appear. (If you want you may skip tests; touch skip tests.) To run all of the tests, touch select all.
- Page 20 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in Table 1. Alert Codes and Troubleshooting the Installer alert button. Minor and Moderate alerts are found only in the Installer alert button. Alert Priority Alert Text Steps to clear Code An unknown device is seen on the subnet in or outside of configuration mode.
- Page 21 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code (Thermostat) The thermostat has lost com...
- Page 22 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Run the system in diagnostic mode and verify that it matches actual equipment operation.
- Page 23 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code (Furnace) The reporting unit has poor earth...
- Page 24 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code In normal operation after control recognizes sensors, the alarm will be sent if valid temper...
- Page 25 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Check operation of low pressure switch to see if it is stuck closed for longer than 150...
- Page 26 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code This is a five strike condition during a single demand.
- Page 27 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code (Furnace / Air Handler / Damper Control...
- Page 28 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Heat call with no configured or incorrectly configured electric heat.
- Page 29 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Control sees the loss of 24VAC for 2 minutes .Terminate all services and wait for...
- Page 30 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code (Outdoor Unit) The required amount of cur...
- Page 31 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Discharge line high temperature error count reached five strikes.
- Page 32 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Air Handler / Equipment Interface Module).
- Page 33 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Error occurs when PFC detects a over current condition of 100A peak.
- Page 34 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code Input current is approaching a high limit.
- Page 35 Critical alerts are displayed on Home (user) screen, in the Homeowner alert button, and in the Installer alert button. Minor and Moderate alerts are found only in the Installer alert Table 1. Alert Codes and Troubleshooting button. Alert Priority Alert Text Steps to clear Code (Equipment Interface Module) Precoil dis...
- Page 36 HOMEOWNER SERVICE ALERT CODES Number Value Number Value Number Value Number Value Number Value 3000 Filter 1 3002 Humidifier Pad 3004 Maintenance 4000 User Wi-Fi state change, dis 4002 Image file download failed able 3001 Filter 2 3003 UV Light 3005 PureAir Maintenance 4001...
-
Page 37: Wiring Diagrams
Wiring Diagrams iComfort™ Communicating System Wiring iComfort by Lennoxt DAS NOTE - The discharge air sensor is FURNACE (IFC) OR AIR HANDLER (AHC) intended to be mounted downstream of the OPTIONAL DIS furnace heat exchanger and air conditioning CHARGE AIR coil. - Page 38 Communicating Indoor / Non-Communicating Outdoor System Wiring iComfort by Lennoxt AIR HANDLER (AHC) iComfort by Lennox FURNACE (IFC) OR AIR HANDLER (AHC) OPTIONAL DIS CHARGE AIR OPTIONAL OUT OPTIONAL OUT OPTIONAL DIS SENSOR (SEE DOOR AIR SENSOR DOOR AIR SENSOR...
- Page 39 ® iComfort Wi-Fi , Equipment Interface Module, Non-Communicating (Conventional) Indoor Unit and iComfort®-enabled Outdoor Unit. iComfort® indoor iComfort ® unit Wi‐Fi RSBus Conventional 24V AHC or Furnace or Air Handler (1 or 2 Stage) Equipment Interface Module (EIM) See Equipment Interface Module Installation in...
- Page 40 ® iComfort Wi-Fi , Damper Control Module and Communicating Indoor / Outdoor Unit NOTE: USE TERMINAL DESIGNATED “IN DISCHARGE DOOR” ON DAMPER CONTROL TO CON AIR SENSOR NECT TO THE INDOOR UNIT. OPTIONAL OUTDOOR AIR SENSOR IHARMONY ZONING SYSTEM iComfort Wi-Fi ®...
- Page 41 DAS NOTE: The discharge air sensor is intended to be mounted IFC or AHC should not exceed 200 feet when wired with 18-gauge downstream of the heat exchanger and air conditioning coil. It must be thermostat wire. placed in free airflow, where other accessories (such as humidifiers, UV RSBUS NOTE Maximum total length of all connections on the RSBus is lights, etc.) will not interfere with its accuracy.
- Page 42 Optional Accessories Wiring FOR USE WITH ANY ICOMFORT BY LENNOX™ SYSTEM ® NOTE: iComfort Wi‐Fi THERMOSTAT SENSES HUMIDITY & CONTROLS 24V “H” OUTPUT (& 120V “H” OUTPUT) iComfort by Lennoxt SLP98 & G71MPP FURNACE TO CYCLE HUMIDIFIER BASED ON DEMAND. NO OTHER CONTROL OR HUMIDISTAT REQUIRED.
- Page 43 Optional Accessories Wiring FOR USE WITH ANY ICOMFORT BY LENNOX™ SYSTEM iComfort by Lennoxt iComfort by Lennoxt LVCS Ventilation Control System iComfort by SLP98 & G71MPP FURNACE 2-STAGE FURNACE iComfort by (IFC) OR AIR HANDLER (AHC) Lennoxt Lennoxt Furnace or...
- Page 44 ICOMFORT WI-FI OR S30 SMART HUB CONNECTIONS 507341-02...
- Page 45 Figure 21. Wiring the Digital Ventilation Controller (iComfort Series Thermostat) Thermostat Wire Termination in Communicating System RSBus ® Note: iComfort Wi‐Fi thermostat does not require shielded cable wiring. Minimum wire size is 18 gauge Outdoor Unit Indoor Unit Controller ® iComfort Wi‐Fi thermostat Single wire to...
-
Page 46: Configuring Air Handler Electric Heat
Configuring Heat Sections on Air Handler Control (AHC) IMPORTANT: After electric heat strips are installed, the Air Handler Control FUSE 3 AMP HEAT (AHC) must be manually configured to detect the number of electric heat HUMIDITROL sections. (SEE ALSO 506181-01 for complete configuration guide.) 1 2 3 4 XFMR 24V COOL... -
Page 47: Using The Secure Web Portal
To access the installer screens after the unit has been placed in operation and the user home screen is displayed, touch the “Lennox” logo and hold for www.myicomfort.com 5 seconds. The system will access the installer screens. - Page 48 INSTALLER SETUP When finished, touch back; equipment parameters screen then touch From the Home Screen, touch and hold Lennox until the warning next. “Select tests to run screen appears"; either run tests as before screen appears. Press yes to continue.