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Please read this manual thoroughly before installation work and install the products correctly.
• This Manual describes the installation method of the indoor unit.
• For installation of the outdoor unit, refer to the Installation Manual of the outdoor unit.
ADOPTION OF R410A REFRIGERANT
This Air Conditioner uses R410A an environmentally friendly refrigerant.
Contents
1 Accessory parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2 Precautions for safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3 Selection of installation place. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
4 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
5 Drain piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
6 Refrigerant piping and evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 Electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
8 Applicable controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
9 Test run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
10 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
11 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1-EN
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1
Accessory parts
Accessory parts
Part name
Qty
Installation Manual
1
Heat insulation pipe
2
Installation pattern
1
Installation gauge
2
Heat insulator
1
Eccentric washer
4
Washer
4
Hose band
2
Flexible hose
1
Separate sold parts
• The Ceiling panel and remote control are sold separately. For the installation of these products, follow the
Installation Manuals supplied with them.
Shape
Usage
This manual
Hand over to customers
For heat insulation of the pipe connecting section
—
For checking of ceiling opening and the main unit position
For positioning of the ceiling position
(To be used with the installation pattern)
For heat insulation of drain connecting section
For hanging-up of unit
For hanging-up of unit
For connecting drain pipe
For adjusting core-out of drain pipe
2-EN
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