Daikin R32 Sky-Air RZAG-M Service Manual page 5

Table of Contents

ESIE17-08

3.3.2.13. Replacing high pressure switch ............................................................................................................. 89

3.3.2.14. Replacing inverter PCB .......................................................................................................................... 90

3.3.2.15. Replacing low pressure switch ............................................................................................................... 90

3.3.2.16. Replacing main PCB .............................................................................................................................. 92

3.3.2.17. Replacing propeller fan blade assembly ................................................................................................ 99

Part 4. Maintenance ...............................................................................................................101

4.1. Indoor unit ..............................................................................................................................................101

4.1.1. General maintenance indoor unit ............................................................................................................... 101

4.2. Outdoor unit ...........................................................................................................................................102

4.2.1. General maintenance outdoor unit ............................................................................................................. 102

Part 5. Appendix .....................................................................................................................103

5.1. Field setting ...........................................................................................................................................105

5.1.1. Indoor unit .................................................................................................................................................. 105

5.1.1.1. Retrieve field settings BRC1E ................................................................................................................ 105

5.1.1.2. Retrieve field settings BRC7 .................................................................................................................. 107

5.1.1.3. Sky-Air R32 indoor field settings ............................................................................................................ 108

5.1.2. Outdoor unit ................................................................................................................................................ 109

5.1.2.1. Retrieve field settings OU mode 1 / mode 2 .......................................................................................... 109

5.1.3. Remote controller ....................................................................................................................................... 110

5.2. Detailed information setting mode .........................................................................................................111

5.2.1. Indoor unit .................................................................................................................................................. 111

5.2.2. Outdoor unit ................................................................................................................................................ 111

5.2.3. Remote controller ....................................................................................................................................... 113

5.2.3.1. Quiet (Low Noise) Operation ................................................................................................................. 113

5.2.3.2. I-Demand Function ................................................................................................................................ 114

5.2.3.3. Setting for Low Humidity Application ..................................................................................................... 114

5.2.3.4. Defrost Operation ................................................................................................................................... 117

5.3. Wiring diagram .......................................................................................................................................119

5.3.1. Indoor unit .................................................................................................................................................. 119

5.3.2. Outdoor unit ................................................................................................................................................ 120

5.3.3. Field wiring ................................................................................................................................................. 123

5.4. Piping diagram .......................................................................................................................................124

5.4.1. Indoor unit .................................................................................................................................................. 124

5.4.2. Outdoor unit ................................................................................................................................................ 124

5.5. Component overview of unit ..................................................................................................................125

5.5.1. Indoor unit .................................................................................................................................................. 125

5.5.2. Outdoor unit ................................................................................................................................................ 126

5.6. Product specific information ...................................................................................................................128

5.6.1. Error codes ................................................................................................................................................. 128

5.6.1.1. "E9-00" - Electronic expansion valve abnormality .................................................................................. 128

5.6.1.2. "F3-00" - Discharge pipe temperature abnormality ................................................................................ 128

5.6.2. Component checklist .................................................................................................................................. 128

5.6.2.1. How to activate inverter test ................................................................................................................... 128

5.6.2.2. Component checklist .............................................................................................................................. 128

5.7. Switch box ..............................................................................................................................................129

5.7.1. Indoor unit .................................................................................................................................................. 129

5.7.2. Outdoor unit ................................................................................................................................................ 129

5.8. Field information report ..........................................................................................................................129

15/11/18

Version 1.1

R32 Sky-Air RZAG-M

Page 5

Table of Contents