Daikin DZ16TC0361 Installation Instructions Manual page 11

The ComfortNet™ system is a fully communicating system which
operates over a communicating network. Occasionally the need
to troubleshoot the network may arise. The integrated control
module 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.
S T
YSTEM ROUBLESHOOTING
NOTE: Refer to the instructions accompanying the CT compatible
indoor air handler/furnace/modular blower unit for
troubleshooting information regarding indoor unit diagnostics..
Refer to the Troubleshooting Chart at the end of this manual for a
listing of possible air conditioner and heat pump error codes,
possible causes and corrective actions.
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