O2 Innovations pmn - Manual (Page 33)

TARGET Series ENMET Corporation
30
10.0 Troubleshooting
Symptom Possible Cause Action
Unit will not turn on. Dead battery Plug instrument into charger. Check
charge status.
Sensor fails calibration Failed sensor
Wrong gas concentration
Old calibration gas
Replace sensor and recalibrate
Use proper calibration gas.
Replace calibration gas.
Calibration due on status line Sensor hasn’t been calibrated in last 30
days. Check Cal Status in Pop-Up menu.
Calibrate affected sensor(s).
Cal error on status line Sensor failed a calibration. Check Cal Status in Pop-Up menu.
Calibrate affected sensor(s). Replace
sensor if necessary and recalibrate.
Setup/config error on status line Memory failure
Battery back-up failure.
Return to factory/service center.
Return to factory/service center.
Fault displayed in sensor location Sensor missing.
Invalid sensor readings.
Properly install sensor.
Check sensor calibration. Replace if
necessary.