A technician needs to check a single-phase compressor. He labels the three terminals "A," "B," and "C" and takes resistance readings of the windings. He reads 10 ohms from "A" to "B," infinity from "B" to "C," and infinity from "C" to "A." Identify the terminals.

Question

A. A: common B: start C: run
B. Cannot identify terminals: winding grounded
C. A: start B: run C: common
D. Cannot identify terminals: open winding

Answer 1

Answer: D