Hitachi RCI-1.0FSN3 Service Manual page 6

Index
2.7.1. Accessories supplied with the unit ............................................................................................................. 55
2.7.2. Unit installation .......................................................................................................................................... 55
2.7.3. Mounting bracket dimensions .................................................................................................................... 60
2.8. RPF - Floor type, RPFI - Floor concealed type ..................................................................................... 62
2.8.1. Accessories supplied with the unit ............................................................................................................. 62
2.8.2. Unit installation .......................................................................................................................................... 62
2.8.3. Change in the air outlet direction (RPFI units) ........................................................................................... 65
2.8.4. RPF: Optional PC-ART remote control location ........................................................................................ 65
2.9. KPI energy / heat recovery unit and KPI active unit .............................................................................. 66
2.9.1. Accessories supplied with the unit ............................................................................................................. 66
2.9.2. Unit installation .......................................................................................................................................... 66
2.9.3. Duct connection ......................................................................................................................................... 68
2.10. DX-Interface .......................................................................................................................................... 70
2.10.1. Accesories supplied with the unit .............................................................................................................. 70
2.10.2. Unit installation .......................................................................................................................................... 70
2.10.3. Mounting method ....................................................................................................................................... 71
2.10.4. Thermistor installation ............................................................................................................................... 71
2.11. Optional accessories ............................................................................................................................. 74
2.11.1. Outdoor air inlet ......................................................................................................................................... 74
2.11.2. Filters ......................................................................................................................................................... 83
3. Piping work and refrigerant charge ...................................................................... 91
3.1. Refrigerant pipe selection...................................................................................................................... 92
3.1.1. Refrigerant pipe selection .......................................................................................................................... 92
3.2. Copper pipes, sizes, connection and insulation .................................................................................... 93
3.2.1. Copper pipes and sizes ............................................................................................................................. 93
3.2.2. Pipe connection ......................................................................................................................................... 94
3.2.3. Insulation of multikits and/or branches ...................................................................................................... 94
3.3. General instructions on the installation of refrigerant pipes .................................................................. 95
3.4. Copper refrigerant pipe ......................................................................................................................... 96
3.4.1. Three principles on work with refrigerant pipes ......................................................................................... 96
3.4.2. General information on copper refrigeration pipes .................................................................................... 96
3.4.3. Diameters of the copper refrigeration pipes .............................................................................................. 97
3.4.4. Preparing and cutting copper refrigeration pipes ....................................................................................... 97
3.4.5. Bending copper pipes ................................................................................................................................ 99
3.4.6. Brazing copper refrigeration pipes ............................................................................................................. 99
3.4.7. Flared connection mounting .................................................................................................................... 100
3.4.8. Refrigerant pipe insulation ....................................................................................................................... 101
3.4.9. Refrigerant pipe suspension .................................................................................................................... 101
3.5. Refrigerant and drain hose installation ................................................................................................ 102
3.5.1. RCI - 4-way cassette (1.0-6.0)FSN3 ....................................................................................................... 102
3.5.2. RCI - 4-way cassette (1.0-6.0)FSN3Ei .................................................................................................... 104
3.5.3. RCIM-4-way cassette (compact) (0.8-2.0)FSN2 ..................................................................................... 106
3.5.4. RCD - 2-way cassette (1.0-5.0)FSN2 ...................................................................................................... 107
3.5.5. RPC - Ceiling type (2.0-6.0)FSN2E ......................................................................................................... 108
3.5.6. RPI - Ducted indoor unit (0.8-1.5)FSN4E .................................................................................................113
3.5.7. RPI - Ducted indoor unit (2.0-6.0)FSN4E .................................................................................................114
3.5.8. RPI- Ducted indoor unit (8.0/10.0)FSN3E ................................................................................................116
3.5.9. RPIM - Ducted indoor unit (0.8-1.5)FSN4E(-DU) .....................................................................................118
3.5.10. RPK - Wall type (0.8-4.0)FSN(H)3M........................................................................................................ 120
3.5.11. RPF(I)-Floor type (1.0-2.5)FSN2E ........................................................................................................... 124
VI
TCGB0077 rev.0 - 01/2013