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xkingNov 19, 2025
What to do if Skope VF650 compressor hums but won't start?
- BBradley DiazNov 19, 2025
If your Skope Freezer's compressor won't start but hums and trips the overload protector, consider these potential causes: * The unit might be improperly wired; check the wiring against the diagram. * There could be low voltage to the unit; determine the reason and correct it. * The start capacitor may be defective on a CSIR or CSR motor; determine the reason and replace it. * The run capacitor may be defective on a PSC motor; determine the reason and replace it. * The relay might be failing to close; determine the reason, correct it, and replace the relay if necessary. * The compressor motor could have a winding open or shorted; check resistance values and replace the compressor if needed. * There might be internal mechanical trouble in the compressor; in this case, replace...





