Technicians certified after passing the Type I examination can work on appliances with specific refrigerant amounts and seals.
Technicians certified after passing the Type I examination are authorized to charge and open appliances containing 5 pounds or less of refrigerant that have been hermetically sealed and charged at the factory. This includes appliances like household refrigerators or small air conditioning units. Split systems and appliances with open drive compressors are not part of the authorization.
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