Troubleshooting
48
VVT Zone Controller
If you have problems mounting, wiring, or addressing the VVT Zone Controller, contact Carrier Control Systems
Support.
LED's
The LED's on the VVT Zone Controller show the status of certain functions.
If this LED is on...
Status is...
The VVT Zone Controller has power
Power
The VVT Zone Controller is receiving data from the network segment
Rx
The VVT Zone Controller is transmitting data over the network segment
Tx
The digital output is active
DO#
The actuator motor is turning clockwise
CW
The actuator motor is turning counterclockwise
CCW
The
Run
and
Error
LED's indicate controller and network status.
If Run LED shows...
And Error LED shows...
1 flash per second
Status is...
1 flash per second, alternating
with the
Run
The controller files are archiving.
Archive is complete when
LED
Error
2 flashes per second
LED stops flashing.
Off
Normal
2 flashes per second
2 flashes,
alternating with
Run
Five minute auto-restart delay
after system error
LED
2 flashes per second
3 flashes,
then off
The controller has just been
formatted
2 flashes per second
On
Two or more devices on this
network have the same MS/TP
network address
2 flashes per second
1 flash per second
The controller is alone on the
network
Troubleshooting
Summary of Contents for OPN-VVTZC
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