Contents
1 Safety Notices (Please be sure to abide) ·························································· 1
2 Product Introduction ······················································································ 5
2.1 Product Features ····························································································· 5
2.2 Product List ···································································································· 5
2.3 Names of Main Parts ························································································ 7
2.4 The Range of Production Working Temperature ······················································ 7
2.5 Standard Parts ································································································ 8
3 Product Installation ······················································································· 8
3.1 Safety Precautions for Installing, Repairing and Moving Units ···································· 8
3.2 Outdoor Unit Installation ···················································································· 9
3.3 Pipeline Design ····························································································· 18
3.4 Pipeline Installation and Insulation ····································································· 25
3.5 Static Pressure Ventilation Pipe Installation ························································· 31
3.6 Vacuum and Drying of Refrigeration System ························································ 33
3.7 Additional Refrigerant Charging ········································································ 35
3.8 Electrical Installation ······················································································· 39
3.9 Communication Line Connection ······································································· 43
3.10 Check Items after Installation ·········································································· 50
4 Debugging and Operation ············································································ 51
4.1 Preparation before Test Run ············································································· 51
4.2 Notices for Unit Debugging ·············································································· 51
4.3 Basic Introduction for Engineering Debugging ······················································ 54
4.4 Parameter Judgment Reference Value for Unit Normal Operation ····························· 60
5 Operation Instruction ··················································································· 61
6 Maintenance ····························································································· 62
6.1 Heat Exchanger of Outdoor Unit ······································································· 62
6.2 Drain Pipe ···································································································· 62
6.3 Precautions at the Beginning of Using Season ····················································· 62
6.4 Maintenance at the End of Using Season ···························································· 62
6.5 Parts Replacement ························································································ 62
7 Troubleshooting ························································································· 63
7.1 Common Malfunction and Troubleshooting ·························································· 63
7.2 Error Indication ····························································································· 65
8 After-sales Service ····················································································· 69
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