A good digital multimeter (DMM) is key to diagnosing compressor problems in general. For instance, in a previous article (May 15 issue of The NEWS) we discussed using the DMM to read suction and ...

One of the more elusive causes of three-phase compressor motor overheating and failure is an imbalance in voltage. Compressor voltage unbalance can be found with a voltmeter by measuring between ...

Two expectations informed end-users have of electric motor service centers are reliable best practice repairs and root cause failure analysis (RCFA) to prevent recurring failures. Service centers ...