Technician "A" says that while checking the windings of a compressor, a reading of 10 ohms or less from the common terminal to ground indicates that the motor is okay. Technician "B" says that the resistance of the start winding should always be less than the resistance of the run winding. Which of the following statements is correct?
A) Technician "A" is correct. Technician "B" is correct.
B) Technician "A" is correct. Technician "B" is incorrect.
C) Technician "A" is incorrect. Technician "B" is correct.
D) Technician "A" is incorrect. Technician "B" is incorrect.

Question

Quizplus · Accepted Answer

Technician "A" is incorrect because a reading of 10 ohms or less from the common terminal to ground typically indicates a short to ground, not a healthy motor. Technician "B" is incorrect because the resistance of the start winding is usually higher than the resistance of the run winding, not less.

Technician "A" Says That While Checking the Windings of a Compressor