What is one important thing you must do when replacing a heating element rack?
A) Ensure that you specify the model number of the heating element.
B) Ensure that you specify the serial number of the nickel chrome alloy.
C) Ensure that you specify the serial number of the heating element.
D) Ensure that you specify the model and serial number of the furnace where the rack will go.
D
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What are the disadvantages of using direct current to supply consumers with their electrical needs?
What will be an ideal response?
What is the impact of a large number of workers' compensation claims on a company?
a. increased cost of operations c. lower overall insurance premium rates b. increased profit margins d. All answers are correct
In order to ensure that the air conditioning system is properly charged, accurate pressure and temperature readings must be obtained, not only from the system itself, but also from __________.
What will be an ideal response?
Air flow switches are often called ____________________ switches.
Fill in the blank(s) with the appropriate word(s).