ECMs should be replaced if their motor winding resistance to ground is less than ____

Author Question: ECMs should be replaced if their motor winding resistance to ground is less than _____. a. 1,000 ... (Read 19 times)

mrsjacobs44

Hero Member
Posts: 500

on: Jul 24, 2018

ECMs should be replaced if their motor winding resistance to ground is less than _____.

a. 1,000 ohms per volt
b. infinity
c. 100,000 ohms
d. 500,000 ohms

Question 2

What does the presence of a 4-pin communications connector on an ECM signify?

a. It is a newer version motor.
b. It can only be used in furnaces.
c. It is a 240V-only motor.
d. The motor needs 24V input signals.

essyface1

Sr. Member
Posts: 347

Reply #1 on: Jul 24, 2018

Answer to Question 1

c

Answer to Question 2

a

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mrsjacobs44

Hero Member
Posts: 500

Reply #2 on: Jul 24, 2018

essyface1

Sr. Member
Posts: 347

Reply #3 on: Jul 24, 2018

You're welcome

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Author Question: ECMs should be replaced if their motor winding resistance to ground is less than _____. a. 1,000 ... (Read 19 times)

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