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icomfort Wi-Fit 7−Day Programmable Communicating Thermostat
Page 65
Setting up typical systemsĊFURNACE & AIR CONDITIONING UNIT
icomfortt−enabled furnace & icomfortt−enabled air conditioner
An icomfort−enabled gas furnace (G71MPP, EL296V, SLP98, SL280) with
an icomfort−enabled AC (XC17 or XC21 only) unit.
1. WiringĊSee Communicating System Wiring diagram on Page 59
and Optional Accessories Wiring (Page 61) for any accessories be-
ing installed with the system.
D 4−conductor thermostat wire from the icomfort Wi-Fit thermostat
to the gas furnace (R, i+, i−, C)
D 4−conductor thermostat wire from the integrated furnace control
(IFC) terminal strip to the icomfort−enabled AC unit (R, i+, i−, C)
D Wiring as required for accessories
2. DO NOT cut any option link on air handler control.
3. After the entire system is wired, power up the system; the icomfort Wi-
Fit thermostat will check the system for installed communication de-
vices.
4. On the thermostat, go past the Add or remove non−communicating de-
vices" to the To adjust a setting" screen.
5. Use the arrows to select Furnace" from system devices list; press
edit. From this Furnace screen you will have access to the various air-
flow 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.
6. Using up/down arrows, select the test options individually (if so de-
sired, 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.)
7. Press the start button. Confirm the AC unit is electrically energized and
operational. Press done.
8. Exit the installer setup mode by selecting the EXIT button.
TIPS
S An outdoor temperature sensor is provided in an icomfort−enabled air
conditioning unit. To display the outdoor temperature on the home
screen of the thermostat, you must turn on (or off) the Outdoor Temp
Display". From the Home screen, press press for more area and se-
lect the HELP icon. Press the user preferences box and scroll down
to Outdoor Temp Display". Press the modify button and use the up/
down arrows to select On (or Off) and then press the save button.
Press done to return to the Home screen.
S Turn the Indoor Humidity Display on and off in a similar manner as
above.