Lennox iComfort S30 Installation And Setup Manual page 55

®
PARTIAL ICOMFORT SYSTEM — ICOMFORT
®
An iComfort air handler (CBX32MV or CBX40UHV) with a conventional
non-communicating Lennox brand air conditioner unit.
IMPORTANT! Be sure to set up the air handler control for heat strips (if used) prior
to powering up the system and iComfort
1. Configure air handler control (AHC) for auxiliary heat strips if used.
2. Wiring—See Communicating System and optional accessories Wiring
diagrams.
• 4-conductor thermostat wire from the iComfort
(R, i+, i-, C)
®
• iComfort air handler to conventional Lennox brand air conditioner (5 – 8
wires). (Y1, Y2, C, R, W1,W2)
• Wiring as required for accessories
3. On air handler control, when matched with conventional Lennox brand 2­stage
air conditioner, cut the Y1­Y2 2 stage comp on­board clippable link.
4. On air handler control, remove jumper between W1 and W2 for two-stage
electric heat only.
5. After the entire system is wired, power up the system; the iComfort
check the system for installed communication devices.
__________________________________________________________________________________________________________________________________
If the HD Display "System Setting" does not offer a choice for emerg. heat and or
the electric heat will not function; the electric heat has not been configured.
Configure the electric heat as described on page 10, or for complete detail, see the
air handler installer program. To start the reconfiguration option:
1. From the Home screen, press menu and then settings.
2. Press advanced settings and press view dealer control center.
3. Press equipment and press reset all equipment. This will restore all
settings to the factory default and start the installer setup sequence.
®
Partial iComfort System — iComfort
S
If the HD Display 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 (see procedures above).
®
AIR HANDLER AND NON-COMMUNICATING LENNOX BRAND (CONVENTIONAL) AIR CONDITIONER
®
S30 Control System.
®
thermostat to the air handler
HOME screen menu icon
®
Furnace and Non-Communicating Lennox Brand (Conventional) Heat Pump Unit (Dual-Fuel)
6. During the Installer System Setup (see page 14) you will arrive at the
equipment found screen. From there select non-communicating
equipment to add non-communicating equipment.
7. From the add/remove equipment screen, select either 1 Stage A/C unit or
2 Stage A/C unit. Press the done to return to the equipment found screen.
Press continue to proceed to the next screen.
8. Continue with the installer setup sequence. When the set up airflow per zone
screen appears here you can adjust blower, heating and cooling circulation air
flows. When done, press continue to proceed.
9. The dealer control center will appear. Press tests to access the test section
10. Here you will have another opportunity to adjust blower circulation, heating and
cooling circulation air flows. Use the plus or minus buttons to adjust up or down
the CFM settings. Once adjustments are completed, press continue.
11. Under the select test to run, you may un-check any test not required, or run
all test. Press start tests to proceed. Once each test section is completed,
press continue to proceed to the next group of test.
12. Once all test are completed, press done. The will return you to the select tests
to run screen. If finish, press the back arrow (<) at the top left-hand of the
®
S30 will screen to return to the dealer control center. Press exit to return the HOME
screen.
TIPS
If the HD Display home screen mode select only lists heat only or off choices and
does not offer a choice for cooling or heat/cool you must add the
non-communicating air conditioning unit.
1. Select Menu > settings > advance settings > view dealer control center
> equipment.
2. Select either 1 Stage A/C or 2 Stage A/C. Press the back arrow (<) at the
top left-hand of the screen to return to the dealer control center.
3. Press exit to return the HOME screen.
On two-stage air conditioners you must cut the "W915 2 Stage Compr" link on the
furnace control.
S
For two-stage air conditioners you must cut the Y1­Y2 2 stage comp on­board
clippable link on the air handler control.
55