Conditioner - Lennox iComfort Wi-Fi Setup Manual

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Partial iComfort System — iComfort

Conditioner

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An iComfort as furnace (G71MPP, EL296V, SLP98, SL280)
with a conventional non-communicating Lennox brand air
conditioner.
1. Wiring—See Communicating System and optional
accessories Wiring diagrams.
• 4-conductor thermostat wire from the iComfort Wi-Fi
thermostat to the gas furnace (R, i+, i-, C)
• Conventional thermostat wire with 2 to 4 conductors
from the furnace terminal strip to the air conditioner
unit (Y1, C, & on some models, R & Y2)
• Wiring as required for accessories
2. Cut option link 2-stage compr (Y1 to Y2, W915) on
furnace control on two-stage Lennox brand conventional
air conditioner units only.
3. After the entire system is wired, power up the system; the
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iComfort Wi-Fi thermostat will check the system for
installed communication devices.
4. In the installer setup button, select "Add or Remove
non-communicating equipment" by using the yes button.
5. Select the Outdoor Unit Type from the device list using the
up/down arrows and press the edit button. Then select
the air conditioner type (1-stage AC or 2-stage AC) and
press the save button.
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If the thermostat "System Setting" only shows "heat only" or "off" choices and does not offer a choice for "cooling" you
must "Install" the non-communicating air conditioning unit. Select "Add or Remove non-communicating" under the setup
button in the Installer Section. Select "Outdoor Unit Type", press the edit button and then choose "1 Stage AC" or "2 Stage
AC" and press the save button.
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On two-stage air conditioners you must cut the "W915 2 Stage Compr" link on the furnace control.
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Partial iComfort System — iComfort
Pump Unit (Dual-Fuel)
If using a conventional non-communicating heat pump unit in an iComfort
Interface Module must be used and set up as a communicating heat pump.
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iComfort Wi-Fi
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Furnace and Non-Communicating Lennox Brand (conventional) Air
6. Select the outdoor unit capacity and minimum outdoor unit
7. Use the arrows to select Furnace from system devices
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8. Using up/down arrows, select the test options individually
9. Press the start button. Confirm the air conditioner unit is
10. Exit the installer setup mode by selecting the EXIT button.
TIPS
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Furnace and Non-Communicating Lennox Brand (Conventional) Heat
Page 79
capacity (2-stage only). Press save after editing each
setting. Press back when finished to return to the adjust
screen.
list; press edit. From this Furnace screen you will have
access to the various airflow settings. Set the system air
volumes according the needs of the home. When you
change certain settings, the system will prompt you to
"please view and save all red settings". Use the arrows to
select the red settings and press edit. Either make
changes or not, but press save either way. The red
settings will go away after pressing save. When all CFM
settings are complete, press the back button. Press next
step to advance to the tests button.
(if so desired, you may choose to TEST ALL) and press
the select button. (If selecting individual tests, repeat until
you have selected all you intend to run.)
electrically energized and operational. Press done.
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dual fuel system then a iComfort
7-Day Programmable Communicating Thermostat
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Equipment