Warning Description

The CSS No Currnt warning will occur if one of the CSS circuits is commanded on and the Current Sensor for that circuit does not measure current.
The CCR will provide the CSS Error for applicable channels.

Attempt to correct

- Ensure the CSS equipment is operating correctly.
- Measure the circuit current with a DMM to determine if output current is present.
- Verify the output current calibration. Refer to How to Determine if Recalibration is Needed.

Airport Lighting Company | Type L-828 / L-829 Ferroresonant Constant Current Regulator