Refrigerant restoration manner and refrigerant recovery mannered null compressor, condenser, beam limiting device

摘要

PROBLEM TO BE SOLVED: To provide a refrigerating cycle device capable of preventing leaking of a refrigerant into the atmosphere even during refrigerant filling work of the refrigerating device.;SOLUTION: The refrigerating cycle device includes a refrigerant circuit connecting a compressor 1, an outdoor heat exchanger 5, a throttling device 4, and an indoor heat exchanger 3 by a refrigerant piping and circulating the refrigerant, a connection port 9a provided in the refrigerant circuit and connectable to vacuum pump 9, a first two-way valve 14a connected to the refrigerant circuit, and a receiver 7 having a third two-way valve 8a detachably connected to the first two-way valve 14a.;COPYRIGHT: (C)2010,JPO&INPIT