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.
There are are four important parts of the refrigerators and air-conditioners, these are: compressor, condenser, expansion valve and evaporator. 1  Refrigerating and Air-Conditioning Compressors. 2  Refrigerator and Air-conditioner Condensers. 3  Throttling or Expansion Devices for Refrigerator and Air-Conditioner Systems.