What kind of pressures would you suspect would be the result of a defective compressor?
A. High suction pressure
B. Low suction pressure
C. High discharge pressure
D. Normal discharge pressure
Answer: A
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A resistor block wired in parallel controls the speed of most motor fans.
Answer the following statement true (T) or false (F)
What tool is best to check whether the PCM is pulsing an injector?
A) Noid light B) Analog multimeter C) Test light D) Digital multimeter
A circular duct has an outside diameter of 7 3/8 inches. Insulation that is 1 3/16 inches thick is wrapped around the duct. What is the diameter of the insulated duct?
Fill in the blank(s) with the appropriate word(s).
When a customer asks a question like "How do you feel about the mess in Washington," how should you
respond? a. Engage in a brief discussion of national politics. b. Agree with the customer's views. c. Politely turn the conversation to the HVAC problem. d. Pretend not to have heard the question.