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Lennox iComfort E30, Installation And Setup Manual

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Lennox iComfort E30 Installation And Setup Manual Download Page 40

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Table 16. Alert Codes and Troubleshooting

Initial notification of critical alerts will pop up on the home screen and will be listed under notification menu. Minor and moderate alerts are found only under the 

notification menu. 

Alert 

Code

Priority 

Condition

Applicable 

System 

Component(s)

Actual Displayed 

Alert Text

Component or System Operational State and Troubleshooting Tip

How to clear alert 

code

124

Critical

Thermostat

Active Subnet 

Controller Missing

The thermostat has lost communication with a system component for more 

than three minutes. System component has lost communication with the 

thermostat. 
Check the wiring connections.
Ohm wires.
Cycle power. 
Check voltage at component.
This alert code stops all associated system operations and waits for a 

heartbeat message from the system component that is not communicating. 

Automatically clears 

after communication 

is re-established with 

applicable system 

component (device).

125

Critical

Thermostat

Control Hardware 

Problem

There is a hardware problem on a system component control. There is a 

control hardware problem. 
Replace the control if the problem prevents operation and is persistent. 
Remove jumper if present on indoor unit between R and W2 on Smart 

Hub.

Automatically clears 

five minutes after the 

issue no longer exists.

130

Moderate

Smart Hub

Configuration 

Jumper Missing

Configuration jumper missing on Smart Hub. 

Install the missing jumper

Automatically clears 

after the missing or 

incorrectly installed 

jumper is installed or 

corrected.

132

Critical

Thermostat

Failed Flash CRC 

Check

System component control software is corrupted.
Recycle power. 
If failure re-occurs, replace the system component control. 

Manual system power 

reset is required to 

recover from this alert 

code.

Summary of Contents for iComfort E30

Page 1: ...iComfort E30 Smart Thermostat Installation and Setup Guide Disponible en español en www lennoxPros com 507686 04 5 2018 Supersedes 507686 03 2018 Lennox Industries Inc Dallas Texas USA ...

Page 2: ...cation 20 Mobile Device Operating System Requirements 20 Service 20 Alternative Method 21 Multiple Smart Hub s 21 Restarting Smart Hub 21 Commissioning Using the HD Display 21 Boot up Screen 21 Low Battery Status 22 Apple HomeKit Wi Fi Accessory Configuration 22 Dealer Info and Language Selection 22 Warning Screen 22 General Information 22 Equipment Found Screen 22 Non Communicating Equipment 23 R...

Page 3: ...property damage personal injury or loss of life Installation and service must be performed by a li censed professional HVAC installer or equivalent or a service agency Before beginning installation note the type of equipment number of stages and any accessories being installed Do Read this entire document noting which procedures pertain to your specific equipment and system requirements Make sure ...

Page 4: ... wire 18 AWG Thermostat Wire Make connections to the Smart Hub using included wiring diagrams in this instruction Push spring loaded lever in and insert wire through hole located on bottom side of connector Release lever to secure wire Smart Hub to Mag Mount Connectors W1 W2 W3 G Y2 Y1 C DS R H O B UNIT TYPE HEAT STAGES OUTDOOR AIR SENSOR DISCHARGE AIR SENSOR HP IFC AHC 0 1 2 3 COMM A BUS B 12VDC ...

Page 5: ... Data Connections 24VAC Control Wiring Connections to Indoor Unit System Status LED Mobile Device Commissioning Status LED Communication Status LED Unit Type and Heat Stages Jumpers Antenna Outdoor and Discharge Air Sensors Wall mount screw location Reboot and Commissioning Button USB Port Hinged Cover Removable Wall mount screw location E30 Smart Hub Rear View Wall mount screw location Figure 2 E...

Page 6: ...at Error Blinking magenta LED indicates either Mag Mount or HD display not connected Cyan Hardware Error Blinking cyan LED indicates E30 internal communication error Commissioning Status LED Blue System is normal No mobile device is directly connected using Wi Fi to the Smart Hub Table 1 System and Commissioning LED Indicators LED Color Status Description Green Blinking green LED indicates the com...

Page 7: ...humidifier signal output O Heat pump reversing valve 24VAC cool Used as reversing valve output for heat pumps The EIM uses a single pole dual throw relay to generate O and B signals Normally the O output is open and B output at 24VAC during heating calls During cooling calls O is 24VAC and B open With relay de energized 24VAC is present on O terminal When power off or control reset 24VAC power sha...

Page 8: ...hermostat and the outdoor temperature sensor can not exceed 200 feet 61 m when wired with 18 AWG thermostat wire Discharge Air Sensor Optional for diagnostics of indoor air use 88K38 Discharge Air Sensor 2 terminals Wiring distance between the furnace or air handler control module and the discharge air sensor should not exceed 10 feet 3 meters when wired with 18 AWG thermostat wire Mag Mount LED a...

Page 9: ...perature sensor in HD Display 5 Strip 1 4 7 mm insulation from end of each wire 1 4 6 Use a level to align either the mag mount or wall plate on wall horizontally 7 Remove cover from mag mount by inserting a flat head screwdriver into the slot on each side of the mag mount Give it a gentle twist to separate the two sections Slot Slot 8 Use mag mount as a template to mark the desired mounting hole ...

Page 10: ...Smart Hub COMM BUS A or B are disconnected Flashing Blue Flashing Magenta LED Both communication wires at either the Mag Mount or Smart Hub COMM BUS A or B terminals are reversed Flashing Blue Flashing Magenta LED Power wires at either the Smart Hub or Mag Mount 12VDC and terminals are disconnected Off Flashing Magenta LED If terminals are connected correctly then check HD Display mounting to Mag ...

Page 11: ...ton Resets the HD Display when pressed and held for about 5 seconds microSD Card slot Not functional for future use Micro USB connector Not functional for future use Proximity Sensor Power Button microSD Slot Micro USB Connector Figure 5 HD Display Components Connecting Low Voltage Wiring The following diagrams illustrate the basic Lennox communication control wiring for all compatible components ...

Page 12: ...his system requires four thermostat wires between the Mag Mount and Smart Hub When a thermostat cable with more than four wires is used the extra wires must be properly connected to avoid electrical noise The wires must not be left disconnected Use wire nuts to bundle the unused wires at each end of the cable A single wire should then be connected to the indoor unit end of the wire bundle and atta...

Page 13: ...HC for air handler Set Heat Stages to number of either gas or electric heat stages Not all furnaces have Y1 Y2 and W2 connections Wire E30 Smart Hub direct to air conditioner unit in those cases Remove jumper between R and W2 if present Not removing may cause erroneous alert code 125 to appear Figure 7 Conventional Furnace or Air Hander with Conventional Air Conditioner ...

Page 14: ...her gas or electric heat stages Not all furnaces have Y1 Y2 and O connections Wire E30 Smart Hub direct to heat pump unit in those cases Remove jumper between R and W2 if present Not removing may cause erroneous alert code 125 to appear Figure 8 Conventional Furnace or Air Hander with Conventional Heat Pump ...

Page 15: ...ause erroneous alert code 125 to appear NOTE Defrost temperating is provided by kit 67M41 Tempering thermostat cycles furnace on at 80ºF 26 7ºC and off at 90ºF 32 2ºC Not all furnaces have Y1 Y2 and O connections Wire E30 Smart Hub direct to heat pump unit in those cases Figure 9 Conventional Furnace with Conventional Heat Pump Defrost Tempering Kit Installed ...

Page 16: ...on board links R DS and R 0 on CBA32MV CBX32MV and CBX40UHV Set Unit Type to IFC for furnace to prevent fan operation during baseboard heating or until Aquastat closes on hot water coil heat Figure 10 Hydronic Baseboard Heating with Conventional Air Handler CBX32MV 6 or CBX40UHV ...

Page 17: ...nt Not removing may cause erroneous alert code 125 to appear Aquastat provided by installer Set air handler continuous fan speed to desired heating CFM Figure 11 Hot Water Coil Heat with Aquastat Blower Control Conventional Air Handler CBX32MV 6 or CBX40UHV ...

Page 18: ... for air handler Remove jumper between R and W2 if present Not removing may cause erroneous alert code 125 to appear NOTE HRV ERV units require their own controller Blower interlock only to run system blower when HRV ERV runs Figure 12 Optional Accessories with Conventional Outdoor Unit ...

Page 19: ...for air handler Remove jumper between R and W2 if present Not removing may cause erroneous alert code 125 to appear EDA Humiditrol can only be installed on matched systems with variable speed or CBX27 indoor units Figure 13 Optional Accessories with Conventional Indoor Unit ...

Page 20: ...e s Wi Fi connection tool and locate the Smart Hub Wi Fi broadcast identifier A typical example of a identifier SSID is DIRECT XY12 3456 NOTE Refer to your mobile device s owners manual on how to use your Wi Fi Connection tool 5 Connect to the Smart Hub by using the last eight digits of the Smart Hub SSID as the password In this example it would be XY123456 6 Once the mobile device is connected to...

Page 21: ... Feels Like fan heat cool humidity iHarmony zoning notifications general display account settings home info advanced settings wi fi local smart a Feels L fan heat humid iHarmo notifica genera display account settings home info i view d deal ler d da h shb board d aw way y Like e co oo ol ity y ony y zo on ati ions al y Connect to the Smart Hub from the dealer iComfort mobile app now broadcasting s...

Page 22: ...ncel to proceed with the thermostat commissioning procedures There is an option to perform this task later on at the homeowners convenience NOTE This procedure can only be accomplished using the homeowner s Apple mobile IOS device Figure 16 IOS Wi Fi Accessory Configuration Dealer Info and Language Selection The first screen in the commissioning sequence is the dealer information screen and langua...

Page 23: ...ng Updating Wait while we check for dependencies NOTE This is where an outdoor unit type only is selected Selections are one or two stage heat pumps or air conditioners Outdoor unit capacity will also have to be set Other equipment that can be added are humidifiers and dehumidifiers Once completed touch done which will display the equipment found screen There the additional non communicating equip...

Page 24: ...ons Use to run test on system components Use to run diagnostics on system components Use to display system information Exit to Home screen To navigate back to the dealer control center touch on the Dave Lennox icon when available on the top left hand side of the screen To navigate back to the previous screen touch on the left arrow when available Previous Screen Name installation report Use to dis...

Page 25: ...his screen provides information concerning language supported equipment type name control software revision model control mode number control serial number control hardware revision protocol revision number device product level 24VAC average power consumption 24VAC peak power consumption compatible devices list application code memory size and micro controller part number Smart Hub Parameters Para...

Page 26: ...ied for optimal system operations The changed parameters are listed on the screen when set to Comfort Normal This setting cools the home to the desired temperature setting Once second stage is activated by timer or differential it will not stage down to first stage until the next cooling cycle demand Comfort This is when the system could automatically stage up or down based on the current load dem...

Page 27: ...5 1 P S S T N I O P SP SP SP 2 0 Stg1 Differential Stg3 Differential Stg2 Differential SP 2 5 SP 3 0 SP 3 5 Stg1 Differential Stg3 Differential Stg2 Differential Stg4 Differential Heating Heat Pump with Electric 4 Stage 2 compressor 2 backup Smart Hub Parameters Parameter Description H C Stages Locked Disabled abled 2nd stage ON 1st stage ON 2nd stage OFF 1st stage OFF SP 1 5 SP 1 0 SP 0 5 SP SP 0...

Page 28: ...ermine that the actual humidity percentage being detected at the thermostat is off based on independent readings using other humidity reading devices the display can be adjusted using this setting Smart Hub Parameters Parameter Description Lock In 2nd Stage HP by Outdoor Temp Lennox Two Stage Heat Pumps Only This accessory allows the unit to lock in 2nd stage HP heating when the outdoor temperatur...

Page 29: ...int SSP algorithm allows the user the set only one temperature set point value rather than one value for heating and a different value for cooling When zoning is present the following SSP settings are not available When enabled the following parameters are automatically configured for optimal settings SSP Heating Cancel Coast Counter Increment Slope Range is 0 to 0 75 F 0 0 to 0 42 C Default is 0 ...

Page 30: ...y SSR When enabled smooth set back begins recovery up to two hours before the programmed time so that the programmed temperature is reached at the corresponding programmed event time Assume 12 F 6 6 C per hour for first stage gas electric heating and 6 F 3 3 C per hour for first stage compressor based heating or cooling With Smooth Set Back disabled the system will start a recovery at the programm...

Page 31: ...y for a more accurate control of the temperature in the home Either an outdoor temperature sensor is used or Internet Weather is enabled for this feature to operate Modifying this setting here will also change the feature status on the user settings screen Normal This setting cools or heats the home to the desired temperature setting feels like is OFF Comfort This setting cools or heats the home t...

Page 32: ... Default is off Air Quality is displayed under the weather display Touch the Weather icon on the home page to see the current air quality Display Indoor Humidity Options are on and off Default is off Display Outdoor Weather Options are on and off Default is off Table 10 Thermostat HD Display Parameters Parameter Description Outdoor Temperature Source Options are off Internet AccuWeather or sensor ...

Page 33: ...ing or disabling each test by touching the individual test option on the screen Once your selections have been made proceed by touching the start test button along the bottom of the screen When a specific set of tests are completed the results will be displayed on the screen next to the tested item Touch continue to proceed to the next set of test items Once all tests are completed press done to r...

Page 34: ...h any item to change its contents A pop up screen will appear that will allow the information to be added or changed Information Required 1 Select desired language ENGLISH FRANÇAIS ESPAÑOL 2 Select country region 3 Select time and date which includes time date time zone daylight savings time ON OFF NOTE When connected to INTERNET then time and date can not be changed If the time and date is incorr...

Page 35: ...e Wi Fi Access Point is Visible 1 Go to Menu Settings wi fi 2 Slide the option to ON to enable Wi Fi 3 Wi Fi network will show not connected Press on not connected to display a list of available access points 4 Select a network will be displayed listing all detected networks within range Select your home network by pressing on the network name NOTE The thermostat can connect to a home wireless rou...

Page 36: ...i Fi performance has improved Received Signal Strength Indication RSSI The ideal signal strength range for the thermostat is 1 to 69 RSSI The signal strength can be viewed from the thermostat interface 1 Press NETWORK SETTINGS this screen shows a graphical view of buttons representing OPEN and SECURE wireless networks along with button for adding a network 2 Select the access point that has alread...

Page 37: ...and previously cleared notifications When selecting either a cleared or active notification a brief description and alert code will be displayed Notifications are categorized by system indoor unit air handler or furnace outdoor unit air conditioner or heat pump zoning control if installed and thermostat Alert Code Types To expand a specification notification to access a more detail description of ...

Page 38: ...view dealer control center equipment and press reset all equipment This will allow the system to auto detect any iComfort components attached Clear alert code by reconfiguring the system 12 Critical Thermostat Incomplete System Thermostat did not find an indoor unit Make sure there is an iComfort indoor unit on the system Check for voltage and missing component Check R i i and C connections Ohm wi...

Page 39: ...no longer exists 110 Critical Furnace Low AC Line Voltage The component AC line voltage is too low This alert code may appear during a brownout It may also occur when line voltage is below its designed operating value Check and correct the power line voltage Automatically clears when the system detects the issue no longer exists 115 Critical Thermostat Low Secondary 24VAC Voltage 24VAC power to a ...

Page 40: ...t message from the system component that is not communicating Automatically clears after communication is re established with applicable system component device 125 Critical Thermostat Control Hardware Problem There is a hardware problem on a system component control There is a control hardware problem Replace the control if the problem prevents operation and is persistent Remove jumper if present...

Page 41: ...ature sensor DATS resistance to temperature resistance charts in system component installation instruction Replace discharge air sensor if necessary Confirm there is no short or open circuits in the iComfort thermostat connections to any of the other components in the communication system Issues with a DATS connected to Smart Hub not generate an alert code Automatically clears 30 seconds after con...

Page 42: ... 382 Moderate Smart Hub Relay W1 Failure Relay W1 failure furnace or air handler modes only W1 relay is energized but input is not sensed after three seconds Automatically clears when W1 relay input is sensed 418 Moderate Smart Hub W Output Hardware Fault There is a faulty W output circuit W terminal is energized while in cooling mode Possible cause may be a stuck closed relay on the control or so...

Page 43: ...ed the user that a low room temperature condition exist A notification is displayed on the HD Display and email notification sent to homeowner and dealer The freeze alert protection parameter range is 30 F to 50 F 1 11 to 10 0 C Default is 40 F 4 44 C Notification is dependent on the thermostat having a active Wi Fi connection and the user account has been setup and includes a valid email address ...

Page 44: ...ate E30 System Temperature Control Problem Something is causing the system not to be able to reach set point Check for dirty coil low refrigerant or verify the system is not under size for the application Automatically clears when the system detects that the issue no longer exists 901 Critical E30 System Temperature Control Problem This indicates the system is not running in optimized efficiency T...

Page 45: ...at Firmware updated When new firmware has been successfully updated to thermostat Clears automatically after successfully update 65544 Critical Thermostat Too many siblings The system is limited to no more than eight 8 Smart Hubs in a local Wi Fi network Once the system detects that only five or less Smart Hubs are detected on the network will the alert code automatically clears 65545 Minor E30 Sy...

Page 46: ...cates the A and B communication wires are reversed 3 Is the solid blue LED not visible when the HD Display is removed This usually indicates 12VDC to and is not present at the Mag Mount terminals HD Display Checks YES NO 1 Is the HD Display properly placed and connected to Mag Mount When properly connected the Mag Mount blue LED will be off 2 Is the screen blank after initial power up The HD Displ...

Page 47: ...47 ...

Page 48: ...dification Setpoint 28 Mobile Applications 37 Multiple Smart Hubs 21 N Non Communicating Equipment 23 Notifications 33 O Operating Environment 3 Outdoor Temperature Reading Calibra tion 25 28 Outdoor Temperature Source 32 P Perfect Temp 29 Proximity Control 32 R Received Signal Strength Indication RSSI 36 Re configure System 33 Reminders 23 Reset Air Handler 31 Furnace 32 HVAC Equipment 33 Smart H...

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