MACS 609 CERTIFICATION EXAM QUESTIONS & DETAILED
ANSWERS A+ SCORE SOLUTION REVIEW
How much moisture is removed from a mobile a/c system during
a typical evacuation? - ---Answers----possibly none
Paid technicians who service or repair mobile a/c systems using
hfc-22 as refrigerant, or service cargo refrigeration equipment: -
---Answers----must be section 608 type ii certified
Hfo-1234yf is classified as "a2l-mildly flammable." this means: -
---Answers----it can ignite under certain circumstances
Section 609 of the clean air act requires that recovery/recycling
equipment: - ---Answers----must be registered with the epa
What is the advantage of using refrigerant identification
equipment? - ---Answers----allows the ability to determine
what type of refrigerant is in system
When performing engine pre-heat for refrigerant removal, the
technician should do all of the following except: - ---Answers---
-make sure the compressor is operating
ANSWERS A+ SCORE SOLUTION REVIEW
How much moisture is removed from a mobile a/c system during
a typical evacuation? - ---Answers----possibly none
Paid technicians who service or repair mobile a/c systems using
hfc-22 as refrigerant, or service cargo refrigeration equipment: -
---Answers----must be section 608 type ii certified
Hfo-1234yf is classified as "a2l-mildly flammable." this means: -
---Answers----it can ignite under certain circumstances
Section 609 of the clean air act requires that recovery/recycling
equipment: - ---Answers----must be registered with the epa
What is the advantage of using refrigerant identification
equipment? - ---Answers----allows the ability to determine
what type of refrigerant is in system
When performing engine pre-heat for refrigerant removal, the
technician should do all of the following except: - ---Answers---
-make sure the compressor is operating
