Hitachi P-AP56NAM, Service Manual

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General Index
SMGB0099 rev.0 - 12/2016 V
2.12.3 Mounting method ......................................................................................................................................... 76
2.12.4 Thermistor installation ................................................................................................................................. 77
2.13 Optional accessories .............................................................................................................................79
2.13.1 Outdoor air inlet ........................................................................................................................................... 79
2.13.1.1 For RCI-FSN4 indoor units: OACI-160K2 and PD-75A .................................................................. 81
2.13.2 Duct adapters .............................................................................................................................................. 83
2.13.2.1 For RCIM-FSN4(E) indoor units: PD-75C ...................................................................................... 83
2.13.2.2 For RCD-FSN3 indoor units: PD-150D .......................................................................................... 83
2.13.3 T-duct connection position ........................................................................................................................... 84
2.13.3.1 For RCI-FSN4 indoor units: TKCI-160k ......................................................................................... 84
2.13.3.2 Branch pipe (PDF-71C, PDF-160CI) .............................................................................................. 85
2.13.4 Outlet air flow interlock ................................................................................................................................ 87
2.13.4.1 For RCI-FSN4 indoor units: PI-160SL1 .......................................................................................... 87
2.13.5 Filter box ...................................................................................................................................................... 89
2.13.5.1 For RCI-FSN4 indoor units: B-160H2 ............................................................................................ 89
2.13.5.2 For RCD-FSN3E indoor units: BD-90H and BD-160HD ............................................................... 90
2.13.6 Anti-bacteria filter ........................................................................................................................................ 91
2.13.6.1 For RCI-FSN4: F-160L-K ............................................................................................................... 91
2.13.6.2 For RCD-FSN3E indoor units: F-90MD-K1 and F-160MD-K1 (Antibacterial long life air filter) ...... 92
2.13.7 Deodorising filter ......................................................................................................................................... 92
2.13.7.1 For RCI-FSN4 indoor units: F-71L-D1 and F-160L-D1 .................................................................. 92
3. Piping work and refrigerant charge .......................................................................95
3.1 Refrigerant pipe selection ......................................................................................................................96
3.1.1 Refrigerant pipe selection .............................................................................................................................. 96
3.2 Copper pipes, sizes, connection and insulation ....................................................................................97
3.2.1 Copper pipes and sizes ................................................................................................................................. 97
3.2.2 Pipe connection ............................................................................................................................................. 98
3.2.3 Insulation of multikits and/or branches .......................................................................................................... 98
3.3 General instructions on the installation of refrigerant pipes ..................................................................99
3.4 Copper refrigerant pipe .......................................................................................................................100
3.4.1 Three principles on work with refrigerant pipes ........................................................................................... 100
3.4.2 Preparing and cutting copper refrigeration pipes ........................................................................................ 101
3.4.3 Bending copper pipes .................................................................................................................................. 102
3.4.4 Brazing copper refrigeration pipes .............................................................................................................. 103
3.4.5 Flared connection mounting ........................................................................................................................ 104
3.4.6 Refrigerant pipe suspension ........................................................................................................................ 105
3.5 Refrigerant and drain hose installation ................................................................................................106
3.5.1 RCI-(1.0-6.0)FSN4 - 4-way cassette ........................................................................................................... 106
3.5.2 RCIM-(0.6-2.5)FSN4(E) - 4-way cassette (compact) .................................................................................. 108
3.5.3 RCD-(0.8-6.0)FSN3 - 2-way cassette ......................................................................................................... 109
3.5.4 RPC-(3.0-6.0)FSN3E - Ceiling type .............................................................................................................110