What causes 'Error 04' on Waeco AirConServiceCenter ASC 1300 G Air Conditioner and how to fix it?
- JJason BurgessSep 1, 2025
If the Waeco Air Conditioner displays “Error 04”, it indicates that it is not possible to lower the pressure when flushing takes place. Check the air conditioner and connections for leaks, constrictions and ice build-up. Check pressure transducer calibration.