Table Of Contents - Hitachi air core 600 Installation & Maintenance Manual

Safety Precautions
Caution Statements................................................................................................................ 15
Composition of the Air Conditioner...................................................................................... 17
Operation Manual ................................................................................................................... 19
Special Remarks ...................................................................................................................... 19
Troubleshooting........................................................................................................................ 19
Diagram of Refrigerant Cycle
Refrigerant Flow Diagram......................................................................................................... 21
Installation and Maintenance
1. Safety Notice ....................................................................................................................... 22
2. Tools and Instruments for Installation .................................................................................23
3. Installation of the Indoor Unit.................................................................................................23
3.1 Initial Check .................................................................................................................... 23
3.2 Installation........................................................................................................................25
4. Indoor Unit Refrigerant Pipe ................................................................................................. 27
4.1 The Pipe Material.............................................................................................................27
4.2 The Connection of the Pipe............................................................................................. 27
5. Drain Piping .......................................................................................................................... 28
6. Electrical wiring..................................................................................................................... 29
6.1 General Check.................................................................................................................29
6.2 Electrical Wiring Diagram ................................................................................................29
6.3 Change of Static Pressure...............................................................................................30
7. Installation of the Outdoor Unit ............................................................................................. 30
7.1 Installation Sites ............................................................................................................. 30
7.2 Installation of the Outdoor Unit ....................................................................................... 31
8. Refrigerant Piping..................................................................................................................32
8.1 Flaring with Pipe Expander..............................................................................................32
8.2 Connecting Piping between Indoor and Outdoor Units ...................................................32
8.3 Heat Insulation of the Refrigerant Pipe............................................................................32
8.4 Sealing the Pipes.............................................................................................................32
8.5 Finishing the Installation ..................................................................................................32
9. Vacuuming and Test Run......................................................................................................33
9.1 Vacuuming with a Vacuum Pump ...................................................................................33
9.2 Leak Test.........................................................................................................................33
9.3 Cleaning the Piping......................................................................................................... 33
9.4 Test Run.......................................................................................................................... 33
9.5 Electrical Installation ....................................................................................................... 34
Unpacking the unit instructions ............................................................................................35
Contents