AIR CONDITIONER AND OPERATION METHOD FOR AIR CONDITIONER

摘要

PROBLEM TO BE SOLVED: To capture a refrigerator oil conveyed with a cooling medium residual matter flowing into an accumulator without staying in a cooling medium vaporization means since a cooling medium direction switching mechanism for reversely changing a flow direction of the cooling medium in the cooling medium vaporization means is provided and to remove them by the cooling medium vaporization means. SOLUTION: The air conditioner provided with a compressor 2; and the cooling medium vaporization means 4; and a cooling medium pipe for communicating with these is provided. The cooling medium direction switching mechanism for reversely changing a flow direction of the cooling medium in the cooling medium vaporization means 4 is provided. COPYRIGHT: (C)2004,JPO