6. What may be done to speed the recovery process and ensure that all CFC, HCFC, or HFC refrigerant has been removed from a frost-free refrigerator?

Cool the compressor to force liquid out of the high side.
Heat the recovery cylinder to vaporize liquid refrigerant.
Turn on the defrost heater to increase the refrigerant's temperature and vaporize any liquid.
Pack ice around the evaporator to ensure maximum liquid is available.

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