Hitachi CH-AP04MSSX, Installation Manual

P5417025-rev.1

 vii

TABLE OF CONTENTS

1.  Safety Summary

 .............................................................................................................................................1

2.  Structure

 .........................................................................................................................................................1

2.1  Dimensions

 .............................................................................................................................................1

2.2  Refrigeration Cycle

 .................................................................................................................................4

2.3  Necessary Tools and Instrument List for Installation

 ..............................................................................5

3.  Transportation and Handling

 ...........................................................................................................................6

3.1  Transportation

 ........................................................................................................................................6

3.2  Handling of CH-Box

 ................................................................................................................................6

3.3  Combination of CH-Box and Indoor Unit

 ................................................................................................6

4.  CH-Box Installation

 .........................................................................................................................................7

4.1  Factory-Supplied Accessories

 ................................................................................................................7

4.2  Initial Check

 ............................................................................................................................................8

4.3  Suspension Bolts

 ....................................................................................................................................9

4.4  Installation

 ............................................................................................................................................10

4.4.1  Marking of the Positions of the Suspension Bolts and Wiring Connections

 ...............................10

4.4.2  Mounting and Hanging the CH-Box

 ............................................................................................10

5.  Refrigerant Piping Work

 ................................................................................................................................ 11

5.1  Refrigerant Piping

 .................................................................................................................................11

5.2  Refrigerant Piping Work

 .......................................................................................................................

13

6.  Electrical Wiring

 ............................................................................................................................................21

6.1  General Check

 .....................................................................................................................................21

6.2  Electrical Wiring Connection

 ................................................................................................................22

6.3  Electrical Wiring

 ....................................................................................................................................24

6.4  Setting of DIP Switches

 ........................................................................................................................25

7.  Test Run

 ........................................................................................................................................................26

8.  Safety and Control Device Setting

 ................................................................................................................27