REFRIGERANT CHANNEL SWITCHING UNIT

摘要

Provided is a refrigerant channel switching unit including a unit case having a case body and an electrical component box attached to the case body, and a channel switching valve housed in the unit case. The electrical component box is attachable to the case body at a first position, where the electrical component box blocks one of faces of the case body entirely, and a second position, where a maintenance opening is formed in a part of the one face of the unit case. The electrical component box may be retained temporarily at the second position so as to facilitate the maintenance of the channel switching valve.

主权项

1. A refrigerant channel switching unit, comprising:
a channel switching valve switching, by electric control, channels of a refrigerant in a refrigerant circuit of an air conditioner; and a unit case housing the channel switching valve, the unit case including a case body having one open face, and an electrical component box being detachably attached to the one open face of the case body and housing an electrical component controlling the channel switching valve, wherein the electrical component box is attachable to the case body at a first position, where the electrical component box blocks the one open face of the case body entirely, and a second position, where a maintenance opening is formed in a part of the one open face of the unit case, and the refrigerant channel switching unit further comprises a fastener for attaching the electrical component box to the case body at the first position, and a temporary retaining mechanism for temporarily retaining the electrical component box.