ADS Environmental Services FlowShark QR 775003 A2 - Manual (Page 209)

8-24 ADS FlowShark IS Manual
Problem No DC power is available at the EMU.
Possible
Cause
Breaker may have tripped.
Station power may be off.
Power supply may have failed.
Power supply wiring may have become disconnected.
Possible
Solutions
Restore main power source to station (Owner must
perform this operation.).
Check for wiring faults and then reset breaker.
Look for DC ON LED on the front of the ADS Power
Supply. If it is off, but AC power is live, replace the
power supply.
Contact your regional ADS representative.
IS Ultrasonic Depth Subsystem
The following tables contain general troubleshooting techniques for
problems with the ultrasonic depth subsystem.
Note: Contact your regional ADS representative for
further diagnosis prior to replacing a sensor.
Problem Range from ultrasonic depth subsystem is slightly
inconsistent with manually measured range.
Possible
Causes
Physical offset may be incorrect.
Pipe height may be incorrect.
Possible
Solutions
Verify the physical offset, and adjust it if necessary.
Verify the pipe height.