A979_O: Compressor Over/Under Speed

EcoNet - A979_O ยป

Status

Shutdown until cleared.

Description

Compressor is not operating at desired speed compared to drive output.

Expected Operation

None

Cause

This can be due to a failing compressor. Another, less likely cause would be a failed compressor drive.

Solution

Verify compressor and motor windings are within tolerance and not shorted or open. If not replace motor or compressor.  If windings are within tolerance, replace drive.