Table Of Contents - Lennox VEPS075N432K User Manual

1 Safety Notices (Please be sure to abide) ...................................................................... 1
2 Product Introduction ...................................................................................................... 1
2.1 Names of Main Parts ............................................................................................................... 4
2.2 Combinations of Indoor and Outdoor Units ............................................................................. 4
2.3 Operating Range ..................................................................................................................... 4
3 Preparation before Installation ...................................................................................... 5
3.1 Standard Parts ......................................................................................................................... 5
3.2 Installation Site ........................................................................................................................ 5
3.3 Piping Work Requirements ...................................................................................................... 6
4 Installation Instruction ................................................................................................... 6
4.1 Dimension of Outdoor Unit and Mounting Hole ....................................................................... 7
4.2 Connection Pipe ...................................................................................................................... 8
4.3 Installation of Connection Pipe .............................................................................................. 12
4.4 Vacuum Pumping, Refrigerant Adding ................................................................................... 17
4.5 Electric Wiring ........................................................................................................................ 19
5 Check Items after Installation and Test Operation ..................................................... 22
5.1 Check Items after Installation ................................................................................................ 22
5.2 Test Operation and Debugging .............................................................................................. 23
6 Common Malfunctions and Troubleshooting ............................................................. 28
7 Error Indication ............................................................................................................. 29
8 Maintenance and Care .................................................................................................. 31
8.1 Outdoor Heat Exchanger ....................................................................................................... 31
8.2 Drain Pipe .............................................................................................................................. 31
8.3 Notice before Seasonal Use .................................................................................................. 32
8.4 Maintenance after Seasonal Use .......................................................................................... 32
8.5 Parts Replacement ................................................................................................................ 32
9 After-sales Service ........................................................................................................ 32
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