Hitachi RPIM User Manual

2.7 RPK - FSN2M Wall mounted...................................................................................................... 50
2.7.1 Accessories supplied with the unit.............................................................................................. 50
2.7.2 Unit installation............................................................................................................................ 50
2.7.3 Mounting bracket dimensions..................................................................................................... 55
2.8 RPF - Floor type, RPFI - Floor concealed type.......................................................................... 57
2.8.1 Accessories supplied with the unit.............................................................................................. 57
2.8.2 Unit installation............................................................................................................................ 57
2.8.3 Change in the air outlet direction (RPFI units)............................................................................ 60
2.8.4 RPF: Optional PC-ART remote control location.......................................................................... 60
2.9 KPI energy / heat recovery unit.................................................................................................. 61
2.9.1 Accessories supplied with the unit.............................................................................................. 61
2.9.2 Unit installation............................................................................................................................ 61
2.9.3 Duct connection.......................................................................................................................... 63
2.10 Econofresh Kit............................................................................................................................ 66
2.10.1 Accessories supplied with the unit.............................................................................................. 66
2.10.2 Unit installation............................................................................................................................ 66
2.10.3 Maintenance............................................................................................................................... 67
2.11 Optional accessories.................................................................................................................. 68
2.11.1 Outdoor air inlet.......................................................................................................................... 68
2.11.2 Filters.......................................................................................................................................... 73
3 Piping work and refrigerant charge .............................................................. 77
3.1 Gas refrigerant pipe selection.................................................................................................... 78
3.1.1 Gas refrigerant pipe selection..................................................................................................... 78
3.2 Copper pipes, sizes, connection and insulation......................................................................... 79
3.2.1 Copper pipes and sizes.............................................................................................................. 79
3.2.2 Pipe connection.......................................................................................................................... 80
3.2.3 Insulation of multikits and/or branches........................................................................................ 80
3.3 General instructions on the installation of gas refrigerant pipes................................................. 81
3.4 Copper gas refrigerant pipe........................................................................................................ 82
3.4.1 Three principles on work with refrigerant pipes.......................................................................... 82
3.4.2 General information on copper refrigeration pipes...................................................................... 83
3.4.3 Diameters of the copper refrigeration pipes................................................................................ 83
3.4.4 Preparing and cutting copper refrigeration pipes........................................................................ 83
3.4.5 Bending copper pipes................................................................................................................. 85
3.4.6 Brazing copper refrigeration pipes.............................................................................................. 85
3.4.7 Flared connection mounting........................................................................................................ 87
3.4.8 Refrigerant gas pipe insulation................................................................................................... 87
3.4.9 Refrigerant pipe suspension....................................................................................................... 88
3.5 Refrigerant and drain hose installation....................................................................................... 89
3.5.1 RCI - 4-way cassette (1.0-6.0)FSN2E........................................................................................ 89
3.5.2 RCIM-4-way cassette (compact) (1.0-2.0)FSN2......................................................................... 90
3.5.3 RCD - 2-way cassette (1.0-5.0)FSN2......................................................................................... 92
3.5.4 RPC - Ceiling type (2.0-6.0)FSN2E............................................................................................ 93
3.5.5 RPI - Ducted indoor unit (0.8-1.5)FSN2E................................................................................... 98
3.5.6 RPI - Ducted indoor unit (2.0-10.0)FSN2E................................................................................. 100
3.5.7 RPIM - Ducted indoor unit (0.8-1.5)FSN2E(-DU)........................................................................ 102
3.5.8 RPK - Wall type (1.0-4.0)FSN(H)2M........................................................................................... 104
3.5.9 RPF(I)-Floor type (1.0-2.5)FSN2E.............................................................................................. 107
Index
iv
SMGB0063 rev. 1 - 10/2010

Hitachi RPIM Specifications

General

Brand	Hitachi
Model	RPIM
Category	Air Conditioner
Language	English