Hunter ACC2 - Troubleshooting; Communications Failure (Decoder)

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Troubleshooting
Troubleshooting
Symptom Solution
Attention messages
Press View Messages and/or View Logs
Continue troubleshooting based on log reports
Non-Water Window violation Review program start time and Non-Water Window setup
Won’t run programs/stations Review Program or Station Summary
No display
Make sure facepack cable is connected
Make sure slide locks are closed
Make sure power is on to controller
Check Power Supply Board status light
Check transformer fuse
Overow messages
Verify ow limits and delays allow for some variation
Check system for leaks and malfunctions
Won’t read ow
Check ow sensor wiring
Check ow sensor setup
Review Hydraulic Summary
Electrical or module malfunctions Go to Diagnostics menu, review all components
Communications failure (decoder)
Decoder not responding; check wire path connection, wire path
resistance, and decoder