Service Manual

SYSTEM OPERATION
62
ComfortNet™ System
Submenu Item User Modifiable Options Comments
Cool Airflow (CL CFM) 18, 24, 30, 36, 42, 48, or 60, default
is 18
Selects the airflow for the non-CT
compatible single stage AC unit
Cool Airflow Trim (CL TRM) -10% to +10% in 2% increments,
default is 0%
Selects the airflow trim amount for the non-
communicating compatible single stage AC
unit
Cool Airflow Profile (CL PRFL) A, B, C, or D, default is A Selects the airflow profile for the non-
communicating compatible single stage AC
unit
Cool ON Delay (CL ON) 5, 10, 20, or 30 seconds, default is
5 sec onds
Selects the indoor blower ON delay for the
non-communicating compatible single
stage AC unit
Cool OFF Delay (CL OFF) 30, 60, 90, or 120 seconds, default
is 30 seconds
Selects the indoor blower OFF delay for the
non-communicating compatible single
stage AC unit
NON-COMM (APPLIES ONLY TO A COMMUNICATING COMPATIBLE FURNACE MATCHED
WITH A NON-COMMUNICATING COMPATIBLE SINGLE STAGE AIR CONDITIONER)
Submenu Item Indication (for Display Only; not User Modifiable)
Mode (MODE) Displays the current furnace operating mode
CFM (CFM) Displays the airflow for the current operating mode
STATUS
The integrated furnace control has some on-board tools that may be used to trouble-shoot the network. These tools are;
red communications LED, green receive (Rx) LED, and learn button.
• Red communications LED – Indicates the status of the network. The table below indicates the LED status and the
corresponding potential problem.
• Green receive LED – Indicates network traffic. The table below indicates the LED status and the corresponding
potential problem.
• Learn button – Used to reset the network. Depress the button for approximately 2 seconds to reset the network.