Taco Electronic Solutions iWorx ZXU1, Installation Manual

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iWorx® ZXU1
18 502-007, Effective: May 30, 2013
© 2013 Taco Electronic Solutions, Inc.
TROUBLESHOOTING
Diagnostic LEDs
The controller has 3 LED indicators. These indicators can aid in troubleshooting equipment operation problems. The follow-
ing table lists the functions of the controller’s LEDs in the order they appear from left to right on the unit.
Figure 2: ZXU1 Controller LEDs
Status Network Service
LED Indication
Status – Solid green when running and configured by an LCI (networking)
– Flashing green when running and NOT configured by an LCI (stand-alone)
– Solid red when a fault condition exists (control shut down)
– Blinking Red - the controller has a device failure
– Solid Amber - The controller has not received a LCI ping message in over 10 minutes and is part of a network.
Network – Yellow while the controller is transmitting data onto the FTT-10A network
– Green when there is network activity
– Off when there is no network activity
Service – Illuminated when the service pin is depressed or when a controller gets configured by the LCI.