Transcription of Single-phase motors - Fluke Corporation
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Application NoteMost problems with 1 motorsinvolve the centrifugal switch,thermal switch, or capacitor(s). Ifthe problem is in the centrifugalswitch, thermal switch, or capac-itor, the motor is usually servicedand repaired. However, if themotor is more than 10 years oldand less than 1 HP, the motor isusually replaced. If the motor isless than 1/8 HP, it is almostalways split-phase motorsThe split-phase motor has astarting and running starting winding is automat-ically removed by a centrifugalswitch as the motor split-phase motors alsoinclude a thermal switch thatautomatically turns the motorOFF when it overheats.
3 Fluke Corporation Single-phase motors To troubleshoot a capacitor motor, apply the following procedure: 1. Turn the handle of the safety switch or combination starter
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