ACC2 - Troubleshooting

Symptom Solution

Attention Messages

Press View Messages, and/or View Logs

Continue troubleshooting based on log reports

Non Water Window violation

Receiver is receiving flow data (green LED every 5 seconds).

Won’t run programs/stations

Review Program or Station Summary

No display

Make sure facepack cable is connected

Make sure both slide locks are closed

Make sure power is on to controller

Check Power Supply Board status light

Overflow messages

Verify flow limits and delays allow for some variation

Check system for leaks and malfunctions

Won’t read flow

Check flow sensor wiring

Check flow sensor setup

Electrical or module malfunctions

Check Diagnostics menu, Module Info for details

Communications failure (decoder) Decoder not responding; check wire path connection, wire path resistance, and decoder


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