Table Of Contents - Hitachi UTOPIA R32 Series Installation And Operation Manual

Contents
01
General information .............................................................................................1
02
Name of parts and dimensional data ...................................................................6
03
Refrigerant cycle ...................................................................................................8
04
Additional considerations for the unit installation ............................................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
Troubleshooting ..................................................................................................57
15
Maintenance.......................................................................................................64
16
Optional parts for RAS-(2-3)HVRC3 series .........................................................67
PMEN0654 rev.0 - 12/2023
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