Gree U-MATCH GUHD09NK3CO

A/A DC INVERTER U-MATCH AIR CONDITIONERS MAINTENANCE
201
2. 移开电子膨胀阀组件
将旧的电子膨胀阀组件移
开
3. 移上新的电子膨胀阀
组件与系统管路相连
A．用气焊焊接电子膨胀
阀组件
B．焊接时要充氮保护，
氮气压力为 0.5±0.1kgf/c
㎡（相对压力）
C．加热时注意，以防周
围物料因高温烧毁
4.Establish vacuum
inside the system
through liquid valve.
● Establish vacuum
inside the system
through liquid valve.
5 Recharge the
refrigerant to the
system through liquid
valve.
● Recharge the
refrigerant to the system
through liquid valve.
● The charge volume
must be identical to the
indications on
nameplate.