A/A DC INVERTER U-MATCH AIR CONDITIONERS MAINTENANCE
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12. Assemble the fan
●Assemble the axial flow
fan to correct position
and fix it to the motor
shaft in reverse to the
disassembly procedures.
●Put the electric box
cover to correct position
and fix it onto the electric
box according to
disassembly procedures.
13. Connect the motor
power cable
●Connect the insert of
motor power cable to the
mainboard terminal in
reverse to the
disassembly procedures.
14. Assemble the
electric box cover
●Assemble the electric
box cover to correct
position
● Use screwdriver to fix
the cover onto electric
box.
Removal and Installation of Electronic Expansion Valve
Remark : Before removing the compressor, make sure that there is no refrigerant inside the pipe system and that the
power has been cut off.
Step Illustration Handling Instruction
1. 拆除电子膨胀阀组件
A．用气焊加热电子膨胀
阀两端连接管路后拔离电
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
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