Technician A says that the system should be vacuumed out so that all the old oil is removed. Technician B says that system evacuation (vacuuming) is done to remove moisture from the system. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Correct Answer:
Verified
Q6: Which reading represents the lowest vacuum reading?
A)28
Q7: Which of these is a non-condensable gas?
A)R-134a
B)Air
C)Ozone
D)R-12
Q8: Technician A says that all orifice tubes
Q9: Which part MUST be used when refitting
Q10: When replacing a compressor clutch, what is
Q12: Technician A says to charge the system
Q13: When replacing an air conditioning component, all
Q14: During a retrofit, the replacement R-134a charge
Q15: What is the purpose of evacuating the
Q16: Technician A says a refrigerant identifier is
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