Hitachi UTOPIA R32 Series - Default Chapter; Table of Contents

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PMEN0654 rev.0 - 12/2023
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CONTENTS
Contents
01 General informaon .............................................................................................1
02 Name of parts and dimensional data ...................................................................6
03 Refrigerant cycle ...................................................................................................8
04 Addional consideraons for the unit installaon ............................................11
05 Refrigerant piping and refrigerant charge .........................................................13
06 Refrigerant piping length .................................................................................... 27
07 DIP switches ........................................................................................................32
08 Commissioning ...................................................................................................37
09 Vacuum pumping ...............................................................................................39
10 Charging work ..................................................................................................... 43
11 Refrigerant pump down .....................................................................................47
12 H-LINK II system ..................................................................................................49
13 Test run from outdoor unit side .........................................................................53
14 Troubleshoong .................................................................................................. 57
15 Maintenance.......................................................................................................64
16 Oponal parts for RAS-(2-3)HVRC3 series .........................................................67