Table Of Contents - Haier AU042FPERA Service Manual

Mrv s" series (4-6hp)

1. General Information ............................................................................................................................................. 1

1.1 Outdoor Models and External Appearance ................................................................................................... 1

1.2 Feature ......................................................................................................................................................... 2

2. Specification ........................................................................................................................................................ 3

3. Dimension ........................................................................................................................................................... 7

4. Piping Diagram ................................................................................................................................................... 8

5. Wiring Diagram ................................................................................................................................................. 10

6. Capacity Calculation Due to Capacity Modification Coefficient ......................................................................... 12

7. Operation Range ............................................................................................................................................... 14

8. Sound Level ...................................................................................................................................................... 15

9. Outdoor Piping Installation ................................................................................................................................ 16

9.1 Safety .......................................................................................................................................................... 16

9.2 Installation Instruction .................................................................................................................................. 18

9.3 Trial Operation and the Performance .......................................................................................................... 28

10. Outdoor Wiring Installation .............................................................................................................................. 30

11. Outdoor Unit PCB ............................................................................................................................................ 32

12. Dip Switch Setting ........................................................................................................................................... 33

13. Monitor Tools ................................................................................................................................................... 35

14. Outdoor Unit Control ....................................................................................................................................... 37

15. Failure Code .................................................................................................................................................... 41

16. Troubleshooting ............................................................................................................................................... 45

Appendix I: Sensor Resistance Table .................................................................................................................... 65

Appendix II: Enthalpy-Humidity Chart ................................................................................................................... 74

CONTENTS