Lennox International Inc XC1702 Optional Accessories Wiring, LVCS Ventilation Control System

Page 62
LVCS Ventilation Control System

Optional Accessories Wiring

for use with any icomfort by Lennoxt system

icomfort by Lennoxt

LVCS Ventilation Control System

 

 

icomfort by Lennoxt

 

 

2−STAGE FURNACE

SLP98 & G71MPP FURNACE

icomfort by

icomfort by

 

(IFC) OR AIR HANDLER (AHC)

 

Lennoxt

 

 

 

Lennoxt

 

 

 

 

Furnace or

 

 

 

 

Outdoor Air

 

DS

 

 

Air Handler

 

 

 

Conditioning

 

 

 

 

 

 

 

 

 

 

or Heat Pump

CUT

 

 

 

 

 

 

 

 

 

 

R−DS

 

icomfort Wi-Fit

 

 

 

W914

R

 

 

 

 

 

Thermostat

 

 

 

 

 

 

 

 

(POWER COMPANY INTERRUPTION

 

 

 

SYSTEMS ARE WIRED SAME AS

RSBus

 

 

OVERFLOW SWITCH)

 

 

 

 

 

 

 

 

 

 

 

 

Standard 1

 

 

 

 

 

or 2 stage

 

 

 

 

 

AC or HP

 

 

 

 

 

unit

 

 

icomfort by Lennoxt

 

 

 

 

Furnace or Air Handler

 

 

 

 

 

HEPA Bypass Filter X2680 HEPA Interlock Kit

26L56 Currrent sensing relay kit.

 

 

 

Pass indoor

 

 

 

 

NOTE: Pass the blower motor L1 wire through the current loop

 

 

blower motor

on the current sensing relay as shown.

 

 

 

common wire

HVAC Heat or Cool call, or the fan is in continuous operation, the ventilation controller will open

 

through cur-

 

rent loop.

OA damper to ventilate if the outdoor temperature and indoor humidity are within the limits of the

 

 

See HEPA In-

ventilation controller.

 

 

 

 

 

 

terlock Kit for

LVCS. Set cycle time to 1 hour; set ventilation time to 60 minutes.

 

icomfort by Lennoxt

 

installation

Furnace or Air Handler

 

 

NOTE: Use the icomfortt circulate fan percentage of ON* TIME to control ventilation time.

details

 

 

506920−01 09/12

Page 62

Image 62
Contents 2P0912**P506920-01 INSTALLER’S SYSTEM SETUP GUIDEicomfortt−Enabled Units CONTROLSPage Setting up typical icomfortt systemsTable of Contents Figure 1. icomfort by Lennoxt system SupportsOutdoor Temperature Sensor option Installation and Setup Dealer Number Change settingsFigure 3. Settings change tools Figure 4. EnteringCirculate fan ON time setting Table 1. System setting defaults and rangeFigure 5. View/edit time and date Set time and date09 39 am Figure 6. Set current time and dateFigure 7. Using the Add or Remove Non−communicating equipment HUMIDITY CONTROL TIPSred settings Add Non−Communicating Outdoor unitFigure 8. Add non−communicating device SystemSystem 5a 5bFigure 9. Add or remove non−communicating device HumidifierDehumidifier Figure 10. Add or remove non−communicating deviceSystem DehumidifierAdjust a setting screen communicating devices Figure 11. Adjust communicating device screensG71MPP or SLP98 Furnace Note Figure 12. Accessing device to modifyFigure 13. Modify device settings 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 DEHUMIDIFICATION modes Humidification and Dehumidification ModesHUMIDIFICATION modes Figure 18. Select tests to run screen Use the Tests / Diagnostics featuresFigure 17. Start testing screen Figure 19. Typical tests results screensFigure 20. Testing finished screen Equipment, Alerts, DiagnosticsSet up Equipment parameters Figure 21. Equipment parameters screenRun Diagnostics Figure 22. Edit equipment detailsFigure 23. Select device and run diagnostics View and clear Installer AlertsFigure 24. Selecting and viewing alerts Figure 25. Cleared alert confirmationView cleared alerts Figure 26. Cleared alerts screenSTART Figure 27. Wi−Fi setupSecure Connection Recommended HEREFigure 28. Change Networks Registering the icomfort Wi-FitthermostatRegistration for online access Figure 30. icomfort Wi-FitRegistration screen Figure 31. PC Welcome Screen Welcome homeHow Do I Upload a Skin? Wi-FitTherAccess installer program from Home screen yes noReconfigure a system Figure 34. Re−configuration process2nd Stage Differential where applicable2 Smooth Setback Recovery SSR Rules for SSRLow Balance Point Heat Pump, Dual Fuel and Balance PointsHeat Pump Balance Points High Balance PointShut down HP Figure 36. Variable Capacity Operation Flow Chart Gas Heat Control ModeStaged operation Table 2. Variable Capacity Furnace OperationLoad−tracking Variable Capacity FAQs SLP98V only Table 3. Adjustable Parameters Table Installer Installer entryTable 3. Adjustable Parameters Table Installer Lock in 2nd stage HP by Outdoor TempTable 3. Adjustable Parameters Table Installer AIR HANDLERFURNACE Gas Heat Airflow SettingsTable 3. Adjustable Parameters Table Installer Table 3. Adjustable Parameters Table Installer Cooling Airflow SettingsHeat Pump Airflow Settings Other Parameters Table 3. Adjustable Parameters Table InstallerTable 4. Adjustable Parameters Table User Filter 1 Timer Table 5. Alert Codes and Troubleshooting Table 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertTable 5. Alert Codes and Troubleshooting AlertHomeowner Service Alert Codes8 Table 5. Alert Codes and TroubleshootingPossible Cause Table 6. Troubleshooting TipsIssue / Problem Corrective Action / CommentsTable 6. Troubleshooting Tips High Balance Point and Low BalTable 6. Troubleshooting Tips Determine the actual Software verTable 6. Troubleshooting Tips During the cooling mode the disWiring Diagrams icomfortt Communicating System WiringWiring Diagrams icomfort by Lennoxt AIR HANDLER AHCOptional Accessories Wiring for use with any icomfort by Lennoxt systemLVCS Ventilation Control System Optional Accessories Wiringfor use with any icomfort by Lennoxt system attached to the PUSHBUTTON Setting up typical systems TIPSTIPS TIPS Setting up typical systemsT PUMP DUAL FUELTIPS Setting up typical systems TIPSTIPS Setting up typical systemsT PUMP UNITS TIPSTIPS icomfortt−Enabled Unit Table 7. Replacement ControlsREVISION HISTORY Replacement Kit Catalog No