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Climate Control (HVAC / A/C)
Cold air in summer, warm in winter.
What this certification means
Climate Control (HVAC / A/C) covers automotive air conditioning, refrigerant systems, and cabin heating. Does not replace EPA 609 certification, which remains legally required to purchase refrigerant.
What it covers
- A/C system operation: compressor, condenser, evaporator, TXV/orifice
- Refrigerant recovery, evacuation, charging procedures
- R-134a and R-1234yf identification and handling
- Leak detection with electronic, UV dye, and pressure decay methods
- Heater core service, coolant flush procedures
- Blend door and blower motor diagnosis
- Cabin filter service
Who this is for
Mechanics who take on A/C work — a seasonally lucrative category that many mobile mechanics skip.
Exam
45 questions · 60 minutes · 75% to pass
Price
$39
Includes
Digital badge + printed certificate + verify page
Valid for
24 months · $25 recertification
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