Gree Multi+ Ultra MULTIU18HP230V1DO

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Service Manual

Table of Contents

Part

Ⅰ

: Technical Information

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

1. Summary

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

2. Specications

..........................................................................................................2

2.1 Specication Sheet ........................................................................................................... 2

2.2 Cooling Capacity Tables ...................................................................................................6

3. Outline Dimension Diagram

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

4. Refrigerant System Diagram

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

5. Electrical Part

.........................................................................................................12

5.1 Wiring Diagram ............................................................................................................... 12

5.2 PCB Printed Diagram .....................................................................................................15

6. Function and Control

......................................................................................17

Part

Ⅱ

: Installation and Maintenance

.................................................19

7. Safety Precautions

............................................................................................19

8. Installation Manual

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

8.1 Preparation before Installation .......................................................................................22

8.2 Installation Instruction ..................................................................................................... 24

9. Troubleshooting

..................................................................................................29

9.1 Malfunction Indicator .....................................................................................................29

9.2 Malfunction Checking and Elimination ...........................................................................30

9.3 Maintenance Method for Normal Malfunction ................................................................. 36

10. Exploded View and Parts List

..............................................................38

11. Removal Procedure

.......................................................................................44

Appendix:

........................................................................................................................58

Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................58

Appendix 2: Pipe Expanding Method ...................................................................................58

Appendix 3: List of Resistance for Temperature Sensor ......................................................60

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