
Contents
1 Safety Precautions ······································································· 1
2 Outline of the Unit and Main Parts············································· 2
3 Preparative for Installation··························································· 3
3.1 Standard Accessory Parts······························································ 3
3.2 Selection of the Installation Location············································ 4
3.3 Connection Pipe Requirement ······················································ 6
3.4 Electrical Requirement···································································· 7
4 Installation of the Unit··································································· 8
4.1 Installation of the Indoor Unit························································· 8
4.2 Installation of the Outdoor Unit···················································· 10
4.3 Installation of the Connection Pipe············································· 11
4.4 Vacuum and Gas Leakage Inspection ······································· 15
4.5 Installation of the Drain Pipe························································ 17
4.6 Electrical Wiring············································································· 19
5 Installation of Controllers··························································· 22
6 Test Running················································································ 23
6.1 Trial Operation and Testing·························································· 23
6. 2 Working Temperature Range······················································ 30
7 Troubleshooting and Maintenance··········································· 30
7.1 Troubleshooting············································································· 30
7.2 Routine Maintenance···································································· 32