The air supply pipe is the connecting pipe of the fan coil pipe and the air outlet.
送风管就是风机盘管与送风口的连接管。
By deenergizing of coil, the control air actuates the3 - way valve pos. no. 29 through the pipe named "SUPPLY" and the3 - way magnet valve pos. no. 73, right frame.
由线圈的断电，控制空气促动三通阀29通过supply管路和三通电磁阀73右位。
The exhaust pipe influences air supply and smoke exhaust, that can induce incomplete combustion and efficiency decline.
排烟管的设计安装不当将影响空气的供给，从而引起燃烧不完全和火焰拉长现象，导致热效率下降。
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