The four oxygen atoms in a phosphate i â¦ on therefore have a total electric charge of -8, and the phosphorus atom must have an oxidation number of +5 to result in a net charge of -3 for the whole ion.
Remove the front lower panel on the refrigerator with a screwdriver and set the panel aside. Disconnect the wire connectors from the capacitor and terminal that are connected to the compressor, using your hand. Lift the compressor out of the bin and set it aside.
Compressor Costs. If popping in new overload and compressor relays doesn't restore your noisy refrigerator's cooling power, the compressor may be the culprit -- and it's a costly culprit, at that. While exact prices vary per brand and model, replacement compressors run from about $175 to $375, as of June 2015.