Hitachi RAS-10HRNM, Service Manual, Page: 377 / 482

1. Partition plate.
2. Cord holder or cable tie.
3. Rubber bush.
4. Install DC motor to this position facing down the trap.
6 Fix the motor wire with the cable tie or the cord clamp. If not, it
may cause the disconnection of the fan motor’s lead wire.
7 In order to avoid cutting edges, mount the rubber bush at the
partition plate when inserting the motor wire through it. If not, it
may cause the disconnection to the fan motor’s lead wire.
N O T E
• When assembling the motor, ensure the cables section directly downwards. Fix the protection tube edge end
downwards to ensure water from keeping inside it.
• Fix the motor wires onto the motor clamp with a cable tie to prevent them from collisioning the fun blades.
• Assembling the fan blade: Insert the skidding protection part of fan boss in accordance with the cutting part
of the motor shaft, and fix the screw after dismounting the screwed part of the shaft. (Tightening Torque of 20
Nm)
• When connecting the motor wire, check to ensure that the colors of the connectors on the PCN201 and PCN202
are matched with the wires.
• Fix the air outlet grille firmly to the shroud.
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Removing the compressor
1 Remove the service cover and the lower part of the service panel according to the section Removing service cover , see
on page 366 and the section Removing the lower part of service panel and rear panel , see on page 367 . In case that
the outdoor unit is installed close to a wall closely, separate first the outdoor unit from the wall.
2 Collect the refrigerant from the liquid stop valve, the gas stop valve and the check joint at the piping.
3 Open the sound insulation cover wrapped around the compressor and remove the terminal box cover at the compressor
fixed by one (1) screw. Disconnect the compressor wires in the terminal box and remove the sound insulation cover.
1. Upper Cover.
2. Check joint.
3. Rear panel.
4. Crankcase heater.
5. Rear pipe cover.
6. Valve stay
N O T E
• Check and take note of each terminal number and
indications for its correct connection at the
reassembling process. If wires are connected in
incorrect order, it will lead to a compressor failure.
4 Remove the rubber cap and the thermistor on the top of the compressor.
5 Remove the crankcase heater. (Oil heater on the lower case).
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10 Servicing
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SMGB0060 rev. 1- 12/2010
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