Charging the system is being discussed. Technician A says the refrigerant must be weighed (or metered) to obtain a proper charge. Technician B says overcharging the system will reduce its cooling efficiency. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Air, steam, and water under pressure are all examples of _____.
a. vapors b. non-hazardous materials c. stored energy d. DC power sources
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? Identify and state the historical significance of the Spoils system.
What will be an ideal response?
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What routine service procedure could result in lower fuel economy, which the owner may notice?
A) Using the wrong viscosity engine oil B) Replacing tires C) Replacing the air filter D) Either A or B
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Which of these is NOT a part of a systematic diagnostic approach?
A) Isolate the cause B) Recheck after the repair C) Verify the problem D) Replace the suspected part before test driving
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