Table Of Contents - Hisense HCHM-N04X Installation Manual

Cooling / heating switch box

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 Switch Box . ..........................................................................................................................6

3.3 Combination of Switch Box and Indoor Unit ...........................................................................................6

4. Switch 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 Switch 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