If the recovery cylinder is supposed of being contaminated, a pressure reading of it should be taken and corresponded to a pressure temperature chart. Recovery cylinders are used for supplying.
Use personal protective supplies including safety glasses with side shields, gloves, and safety shoes when filling and enduring recovery containers. Use a hard hat if required for the work area. Avoid skin connection with liquid refrigerant because it can cause frostbite.
Label your cylinders with the kind of refrigerant recovered. Refillable cylinders must be retested and recertified every five years, with the test date forged on the cylinder shoulder in accordance with DOT restrictions.
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