Dantherm DAC20-450D, Service Manual

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18
8 Scrapping
报废 报废 报废 报废
Main components
主要部件 主要部件 主要部件 主要部件
The main components of the unit are:
The cooling circuit including the compressor, coils and refrigerant liquid.
The printed circuit boards (PCB’s) with electronic components and connecting wires
Fans
Metal parts such as shell
主要部件有：
制冷循环包括压缩机、蒸发器，冷凝器和制冷剂。
具有电子部件的主板和电线
风扇
钣金等等。
Cooling circuit
制冷循环
制冷循环 制冷循环
制冷循环
Refrigerant gas
制冷气体 制冷气体 制冷气体 制冷气体
When scrapping an air conditioner the refrigerant needs to be removed from the unit even though the air
conditioner is using an environmental friendly type of refrigerant gas named R134a.
空调报废时需要将制冷剂从机器中移除去，即使空调使用的是环保型制冷剂
R134a
。
Only a certified cooling technician should carry out the evacuation by using the necessary evacuation and
recycling equipment. If the refrigerant gas is not to be recycled by the evacuator it must be passed on to the
local authorities for decomposition.
只有有鉴定资格的技术员才能使用必要的撤除和回收设备撤除。如果制冷气体不用撤除器回收，必须经当局
许可才分解。
Compressor
压缩机 压缩机 压缩机 压缩机
The compressor contains oil and precautions must be taken to prevent the oil from polluting our environ-
ment. The compressor should together with the copper tubes be left at local recycling authorities.
装有油的压缩机必须被防范以防止空气污染。压缩机和铜管应该留在当地的回收机构。
PCB
控制板 控制板 控制板 控制板
In most places there are local rules for scrapping PCB’s as well as for connecting wires, and these rules are
to be followed. Generally it is important to separate the metal parts from the wires and PCB’s before scrap-
ping.
在大多数地方，都由当地的法规规定了
PCB
与连接线废弃方法。 一般地，在废弃前，非常重要的一点就是
要将钣金件与连接线和
PCB
板分开。