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Electrical Theory & Applications for HVACR
©2012 ESCO Group
Student Worksheet
Page 73
Chapter 3: Motors
Name _______________________________
Date _____________________
1. Test several compressors assigned by the instructor for a ground.
2. Test a compressor assigned by the instructor for shorted windings.
3. Find the resistance and idenƟfy the common, run, and start terminals of four different
compressors assigned by instructor.
Compressor 1
A. ____________________
B. ____________________
C. ____________________
Compressor 2
A. ____________________
B. ____________________
C. ____________________
Compressor 3
A. ____________________
B. ____________________
C. ____________________
Compressor 4
A. ____________________
B. ____________________
C. ____________________