Troubleshooting - Advantage Controls NanoTron Nano-P Series Installation Maintenance Repair Manual

VIII. Troubleshooting
The Nano-P/R controller is designed for many years of trouble free operation. Should a problem occur, refer
to the following chart to help identify the problem. If replacement is required, follow the procedures listed in
the Warranty and Factory Service portion of this manual.
SYMPTOM
False reading .................................... Bad or dirty electrode
Will not calibrate ............................... Dirty electrode
No system power .............................. Check power source
Pulse timer not activating ................. Check wiring
Outputs not energized ...................... No flow
POSSIBLE CAUSE
Out of calibration
Faulty electrode
Faulty wiring to electrode
Check fuse
Check connections
Check external device
Check fuse
11
Clean, as needed
Clean electrode
Replace electrode if needed
Replace wiring if needed
Plug into different receptacle
Replace as needed
Make sure ribbon cables are secure
Repair as needed
Repair/replace as needed
Check sample line for
clogged pipes or strainers
Replace as needed
SOLUTION
Calibrate unit