Lennox International Inc SLP9801, XP2101, XC2105, XC1702, XP1906 Setting up typical systems, Tips

Setting up typical systems

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. Wiring Communicating System Wiring diagram on Page 59

and Optional Accessories Wiring (Page 61) for any accessories be- ing installed with the system.

D4−conductor thermostat wire from the icomfort Wi-Fit thermostat to the gas furnace (R, i+, i−, C)

D4−conductor thermostat wire from the integrated furnace control (IFC) terminal strip to the icomfort−enabled AC unit (R, i+, i−, C)

DWiring as required for accessories

2.DO NOT cut any option link on air handler control.

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.

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

vices" to the o adjust a setting" screen.

5.Use the arrows to select

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

red settings and press edit. Either make changes or not, but press

TIPS

SAn 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 emp

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 emp 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.

STurn the Indoor Humidity Display on and off in a similar manner as above.

Page 65 icomfort Wi-Fit 7−Day Programmable Communicating Thermostat