Lennox 10T50 User Manual

8
Soft Disable
Soft disabling is when the Lennox communicating thermostat detects an
unknown control such as a indoor or outdoor unit control, iHarmony
®
zoning
system or Equipment Interface Module (EIM) on the system communication
bus. The thermostat sends the unknown control a message to go into soft
disable mode until component is properly congured.
The Lennox communicating thermostat will not display any code for a soft
disabled control. When soft disabling occurs only the control that has been
disabled will display the blinking LED status. In this case, the control blinks
three seconds OFF and one second ON.
Use the following procedure if the equipment interface module is displaying
the soft disable code.
1. Conrm proper wiring between all devices such as thermostat, EIM,
indoor and outdoor unit).
2. Cycle power to the control that is displaying the soft disable code.
3. Touch the Lennox icon on the thermostat home screen and hold until
the installer warning screen appears.
4. Touch yes to continue.
5. Touch Setup and then conrm to continue.
6. Use this Thermostat? Touch press here to continue.
7. Touch the next button to continue past the next three screens.
8. From the System Devices list, touch reset ALL to reset all devices.
9. Touch the conrm button.
The thermostat will reboot and start through the setup process again.
IMPORTANT
If any jumpers were set incorrectly AFTER commissioning was
completed, then reposition jumpers to correct positions. Re-running the
commissioning procedure will be required at the Lennox communicating
thermostat.
iComfort Wi-Fi Commissioning (Conventional Outdoor Unit)
Both unit capacity and number of compressor stages are required to be
congured through the Lennox communicating thermostat. Once the
outdoor unit has been installed and connected to the equipment interface
module, go to the thermostat and start the conguration process.
1. From the system devices screen, touch the yes button to add or
remove non-communicating equipment.
2. A non-communicating device list will appear, select Outdoor Unit
Type and then touch edit.
3. Under Outdoor Unit Type, select the applicable 1 or 2-stage unit.
Touch save to continue.
4. Under non-communicating device list, select Outdoor Unit Capacity
and then touch edit.
5. Touch either the up or down arrows to selected the applicable Outdoor
Unit Capacity. Valid options are 18, 24, 30, 36, 42, 48 and 60. Touch
save to continue.
This completes the conguring of the conventional outdoor unit.

Lennox 10T50 Specifications

General

Brand	Lennox
Model	10T50
Category	Recording Equipment
Language	English