Refrigeration cleaning and flushing system

Details Refrigeration cleaning and flushing system Refrigeration cleaning and flushing system

1989-12-18

1991-08-06

Makay, Albert J.

Refrigeration

Processes

Separating or preventing formation of undesirables

62292, F25B 4304

Patent

active

050366750

ABSTRACT:
A portable refrigeration system and process for flushing and cleaning an installed refrigeration system including disconnecting the compressor from the installed system and connecting the disconnected lines to a portable refrigeration system including a compressor, a condenser, a receiver, an evaporator, a filter, and a dehydrator so as to form a closed circuit of the installed system and the portable system; operating the portable system to flush refrigerant through the installed system alternately as a liquid and as a gas, and alternately in the normal and reverse directions of flow; passing the flushing refrigerant through a filter for removing particulate matter and through a dehydrator for removing aqueous contaminants; and returning the installed system to its separate operating circuit when all parts and when the refrigerant is judged to be cleaned.

REFERENCES:
patent: 4717406 (1988-01-01), Giacobbe

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