CONTENTS
IMPORTANT: Please Read Before Starting
Special precaution
IMPORTANT:
Precautions for new refrigerant R 407 C installation
1.
GENERAL
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3
1-1.
Tools required for Installation (not supplied)
1-2.
Type of copper Tube and Insulation Material
1-3.
Additional materials required for Installation
2.
INSTALLATION SITE SELECTION
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4
3.
HOW TO INSTALL THE UNIT
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5
3-1.Duct for fresh air
4.
TEST OF THE SYSTEM AND CONTROL OF THE AIR VOLUME TO THE OUTLET GRILLES
. . . . . . . . . . . . . . page
7
5.
HOW TO PROCESS TUBING (Only for PACKAGE outdoor units)
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8
5-1.
Tubing length
5-2.
Tubing size
5-3.
Installing Distribution Joint
5-4.
Optional Distribution Joint Kits
6.
ELECTRICAL WIRING (Only for PACKAGE outdoor units)
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10
6-1.
General Precautions on Wiring
6-2.
Recommended Wire Length and Wire Diameter for Power Supply System
6-3.
Wiring System Diagrams
7.
PCB SETTING (Only for PACKAGE outdoor units)
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16
7-1.
R.C. Address Setting Method
7-2.
Automatic Address Setting Method
7-3.
Displaying Indoor / Outdoor Unit Combination Numbers
7-4.
Test Run Procedure
1
IMPORTANT
PLEASE READ BEFORE STARTING
This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part
of your job to install or service the system so that it operates safely and efficiently.
For safe installation and trouble-free operation, you must:
• Carefully read this instruction booklet before beginning.
• Follow each installation or repair step exactly as shown.
• Observe all local, state, and national electrical codes.
• Pay close attention to all warning and caution notices given in this manual.
EG
