To check the condition of the compressor's motor windings, a technician will need to measure the resistance of the windings using a standard:
A) Voltmeter. B) Ohmmeter. C) Ammeter. D) Multimeter.
B
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Technician A says that mixing small amounts of refrigerant is acceptable according to the EPA. Technician B says that each refrigerant must have unique fittings to reduce accidental mixing of refrigerants. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Do not disconnect ____. They contain pressurized refrigerant.
A. air cleaners B. alternators C. battery cables D. air-conditioning hoses
According to technicians that take the exam, which question type is the most difficult?
A) Most-likely type questions B) All of these EXCEPT questions C) Multiple choice single answer D) Technician A/Technician B
For a deep vacuum to complete, the system pressure should hold:
A) Somewhere between 5,001 and 10,000 microns. B) Below 500 microns. C) Somewhere between 1,500 and 5,000 microns. D) Above 500 microns.