Lennox International Inc XC2105, XP2101, XC1702, XP1906, XP1702, SLP9801 Optional Accessories Wiring

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Optional Accessories Wiring

Optional Accessories Wiring

for use with any icomfort by Lennoxt system

icomfort by Lennoxt

SLP98 & G71MPP FURNACE (IFC) OR AIR HANDLER (AHC)

NOTE: icomfort Wi-Fit THERMOSTAT SENSES HUMIDITY & CONTROLS 24V

PUT) TO CYCLE HUMIDIFIER BASED ON DEMAND. NO OTHER CONTROL OR HUMIDISTAT REQUIRED.

OPTIONAL OUTDOOR AIR SENSOR FOR USE WITH HUMIDIFIER (IF NOT ALREADY IN THE SYSTEM FOR OTHER FUNCTIONS. BUILT INTO ALL icomfort by Lennoxt OUTDOOR UNITS). (SEE OAS NOTE Page 59)

DISCHARGE AIR SEN- SOR (REQUIRED FOR EVEN HEAT) (SEE DAS

For SL290 & EL296, see HUMIDIFIER diagram below (bottom right)

HCWH−01

DEHUMIDIFIER CONTROL

NOTE Page 59)

icomfort Wi-Fit

THERMOSTAT

HVAC EQUIPMENT

Rf Cf Gs	HVAC
Gh WDH	EQUIP
NC

RSBus

Maximum total length of all connec- tions on the RSBus is limited to 1500ft.

Wire gauge of

RSBus wire is 18.

NOTE: 24V UV LIGHT APPLICATIONS

In an icomfort by Lennoxt system, neither furnace nor air handler transformer will have adequate VA to power 24V UV light applications.

An additional transformer for UV light applications is re- quired. UV light wiring con- nections are independent of HVAC system operation; see UV light installation instruc- tions.

AUXILIARY DEHUMIDIFIER 090 & 135 capacities only (065 not compatible)

icomfort by Lennoxt SL280, EL296 FURNACE

icomfort Wi-Fit thermostat

icomfortt enabled outdoor unit

48G96 Relay

GND

IN

120VAC<−−−−−−−HUMIDIFIER CONNECTIONS−−−−−−> 24VAC

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icomfort Wi-Fit 7−Day Programmable Communicating Thermostat

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Contents icomfortt−Enabled Units INSTALLER’S SYSTEM SETUP GUIDE2P0912**P506920-01 CONTROLSTable of Contents Setting up typical icomfortt systemsPage Outdoor Temperature Sensor option SupportsFigure 1. icomfort by Lennoxt system Installation and Setup Figure 3. Settings change tools Change settingsDealer Number Figure 4. EnteringTable 1. System setting defaults and range Circulate fan ON time setting09 39 am Set time and dateFigure 5. View/edit time and date Figure 6. Set current time and dateFigure 7. Using the HUMIDITY CONTROL TIPS Add or Remove Non−communicating equipmentFigure 8. Add non−communicating device Add Non−Communicating Outdoor unitred settings SystemFigure 9. Add or remove non−communicating device 5a 5bSystem HumidifierSystem Figure 10. Add or remove non−communicating deviceDehumidifier DehumidifierFigure 11. Adjust communicating device screens Adjust a setting screen communicating devicesFigure 13. Modify device settings Figure 12. Accessing device to modifyG71MPP or SLP98 Furnace Note Figure 14. Adjust a non−communicating device setting Figure 15. Adjust a non−communicating device setting Figure 16. Adjust dehumidification when not using Humiditrol or an auxiliary dehumidifier HUMIDIFICATION modes Humidification and Dehumidification ModesDEHUMIDIFICATION modes Figure 17. Start testing screen Use the Tests / Diagnostics featuresFigure 18. Select tests to run screen Figure 19. Typical tests results screensSet up Equipment parameters Equipment, Alerts, DiagnosticsFigure 20. Testing finished screen Figure 21. Equipment parameters screenFigure 22. Edit equipment details Run DiagnosticsView and clear Installer Alerts Figure 23. Select device and run diagnosticsView cleared alerts Figure 25. Cleared alert confirmationFigure 24. Selecting and viewing alerts Figure 26. Cleared alerts screenSecure Connection Recommended Figure 27. Wi−Fi setupSTART HERERegistration for online access Registering the icomfort Wi-FitthermostatFigure 28. Change Networks Figure 30. icomfort Wi-FitRegistration screen How Do I Upload a Skin? Welcome homeFigure 31. PC Welcome Screen Wi-FitTheryes no Access installer program from Home screenFigure 34. Re−configuration process Reconfigure a system2nd Stage Differential where applicable2 Rules for SSR Smooth Setback Recovery SSRHeat Pump Balance Points Heat Pump, Dual Fuel and Balance PointsLow Balance Point High Balance PointShut down HP Gas Heat Control Mode Figure 36. Variable Capacity Operation Flow ChartTable 2. Variable Capacity Furnace Operation Staged operationLoad−tracking Variable Capacity FAQs SLP98V only Installer entry Table 3. Adjustable Parameters Table InstallerLock in 2nd stage HP by Outdoor Temp Table 3. Adjustable Parameters Table InstallerAIR HANDLER Table 3. Adjustable Parameters Table InstallerTable 3. Adjustable Parameters Table Installer Gas Heat Airflow SettingsFURNACE Heat Pump Airflow Settings Cooling Airflow SettingsTable 3. Adjustable Parameters Table Installer Table 3. Adjustable Parameters Table Installer Other ParametersTable 4. Adjustable Parameters Table User Filter 1 Timer Table 5. Alert Codes and Troubleshooting Alert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingAlert Table 5. Alert Codes and TroubleshootingTable 5. Alert Codes and Troubleshooting Homeowner Service Alert Codes8Issue / Problem Table 6. Troubleshooting TipsPossible Cause Corrective Action / CommentsHigh Balance Point and Low Bal Table 6. Troubleshooting TipsDetermine the actual Software ver Table 6. Troubleshooting TipsDuring the cooling mode the dis Table 6. Troubleshooting Tipsicomfortt Communicating System Wiring Wiring Diagramsicomfort by Lennoxt AIR HANDLER AHC Wiring Diagramsfor use with any icomfort by Lennoxt system Optional Accessories Wiringfor use with any icomfort by Lennoxt system Optional Accessories WiringLVCS Ventilation Control System attached to the PUSHBUTTON TIPS Setting up typical systemsTIPS TIPS Setting up typical systemsT PUMP DUAL FUELTIPS TIPS Setting up typical systemsTIPS TIPS Setting up typical systemsT PUMP UNITSTIPS REVISION HISTORY Table 7. Replacement Controlsicomfortt−Enabled Unit Replacement Kit Catalog No