Hitachi RAS-4.0PNNBDH1 - 3.0 HP Outdoor Unit Disassembly

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DISASSEMBLY PROCEDURE

3.0HP(24K)

Important: Before disassembly and assembly, make sure that the power to the system has been

disconnected and veriﬁed as voltage free.

Step Illustration Handling Instruction

1. Remove external casing

1. Remove the top cover, handle

and valve cover;

2. Remove the outer case and

right side plate.

2. Remove motor

1. Remove the blade nut and

then remove the blade;

2. Remove the motor from

motor supporter.

4. Remov

Remove tube type

electric heater

1. Remove the motor supporter

assy;

2. Remove the ﬁxed board and

then remove Tube type

electric heater.

ecompressor

1. Reclaim the refrigerant from

the entire system;

2. Unsolder the 4-way valve

piping assy from compressor;

3. Remove the compressor

mounting bolts;

4. Carefully remove the

compressor from chassis.

5. Assemble unit

Assembletheunitinthe

reverse order of disassembly.

Disassembly and assembly for compressor，motor and tube type electric heater

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