P5417025-rev.1
vii
TABLE OF CONTENTS
1. SafetySummary .............................................................................................................................................1
2. Structure .........................................................................................................................................................1
2.1 Dimensions .............................................................................................................................................1
2.2 RefrigerationCycle ................................................................................................................................. 4
2.3 NecessaryToolsandInstrumentListforInstallation ..............................................................................5
3. TransportationandHandling ........................................................................................................................... 6
3.1 Transportation ........................................................................................................................................6
3.2 HandlingofCH-Box ................................................................................................................................6
3.3 CombinationofCH-BoxandIndoorUnit ................................................................................................6
4. CH-BoxInstallation .........................................................................................................................................7
4.1 Factory-SuppliedAccessories ................................................................................................................7
4.2 InitialCheck ............................................................................................................................................8
4.3 SuspensionBolts ....................................................................................................................................9
4.4 Installation ............................................................................................................................................10
4.4.1 MarkingofthePositionsoftheSuspensionBoltsandWiringConnections ...............................10
4.4.2 MountingandHangingtheCH-Box ............................................................................................10
5. RefrigerantPipingWork ................................................................................................................................ 11
5.1 RefrigerantPiping ................................................................................................................................. 11
5.2 RefrigerantPipingWork .......................................................................................................................13
6. ElectricalWiring ............................................................................................................................................21
6.1 GeneralCheck .....................................................................................................................................21
6.2 ElectricalWiringConnection ................................................................................................................22
6.3 ElectricalWiring ....................................................................................................................................24
6.4 SettingofDIPSwitches ........................................................................................................................25
7. TestRun ........................................................................................................................................................26
8. SafetyandControlDeviceSetting ................................................................................................................27
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