Author Question: ECMs should be replaced if their motor winding resistance to ground is less than _____. a. 1,000 ... (Read 72 times)

mrsjacobs44

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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

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Answer to Question 1

c

Answer to Question 2

a



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