Daikin FTXJ-M Service Manual page 5

Ra r32 split & multi split

Table of Contents

ESIE16-02K

3.3.2.8. Replacing expansion valve motor ............................................................................................................ 83

3.3.2.9. Replacing main PCB ................................................................................................................................ 85

3.3.2.10. Replacing propeller fan blade assembly ................................................................................................ 86

3.3.2.11. Replacing thermistors ............................................................................................................................ 87

3.3.2.12. Setting test mode for inverter checker ................................................................................................... 88

Part 4. Maintenance .................................................................................................................89

4.1. Indoor unit ................................................................................................................................................89

4.1.1. General maintenance ................................................................................................................................... 89

4.1.2. To clean the air filters ................................................................................................................................... 90

4.2. Outdoor unit .............................................................................................................................................91

4.2.1. General maintenance outdoor unit ............................................................................................................... 91

Part 5. Appendix .......................................................................................................................93

5.1. Field setting ..............................................................................................................................................95

5.1.1. Indoor unit .................................................................................................................................................... 95

5.1.1.1. Indoor fan control during thermostat off in cooling ................................................................................... 95

5.1.1.2. Brightness setting of multi-coloured lamp of the indoor unit .................................................................... 96

5.1.1.3. ON/OFF button on the indoor unit ............................................................................................................ 96

5.1.1.4. Heat only mode ........................................................................................................................................ 96

5.1.1.5. Auto restart ON/OFF ................................................................................................................................ 97

5.1.2. Outdoor unit .................................................................................................................................................. 98

5.1.2.1. Facility setting for outdoor split units ........................................................................................................ 98

5.1.2.2. Multi split outdoor ..................................................................................................................................... 98

5.1.2.3. Reducing maximum sound levels .......................................................................................................... 101

5.1.3. Remote controller ....................................................................................................................................... 101

5.2. Wiring diagram .......................................................................................................................................102

5.2.1. Indoor unit .................................................................................................................................................. 102

5.2.1.1. FNA-A .................................................................................................................................................... 102

5.2.1.2. FTXM20-42M, FTXM20-42N, CTXM-M, CTXM-N, ATXM20-35M, ATXM20-35N ................................. 103

5.2.1.3. FTXM50-71M, FTXM50-71N, ATXM50M, ATXM50N ............................................................................ 103

5.2.1.4. FTXM20-35M9 ....................................................................................................................................... 104

5.2.2. Outdoor unit ................................................................................................................................................ 105

5.2.2.1. 2MXM50M9 ............................................................................................................................................ 105

5.2.2.2. 3MXM68M, 3MXM68N(9) ...................................................................................................................... 105

5.2.2.3. 4MXM-M, 4MXM-N ................................................................................................................................ 106

5.2.2.4. 5MXM-M, 5MXM-N ................................................................................................................................ 106

5.2.2.5. RXJ20-35M(9) ........................................................................................................................................ 107

5.2.2.6. RXJ50M ................................................................................................................................................. 107

5.2.2.7. RXM20-35M, ARXM-M .......................................................................................................................... 108

5.2.2.8. RXM42-50M ........................................................................................................................................... 108

5.2.2.9. RXM60-71M ........................................................................................................................................... 109

5.2.2.10. RXM71M .............................................................................................................................................. 109

5.2.2.11. RXJ50N ................................................................................................................................................ 110

5.2.2.12. RXM20-35N9, ARXM25-35N9 ............................................................................................................. 110

5.2.2.13. RXM42N9, ARXM50N9 ....................................................................................................................... 111

5.2.2.14. RXM50-60N9 ....................................................................................................................................... 111

5.2.2.15. RXM71N .............................................................................................................................................. 112

5.2.2.16. 2MXM40M ............................................................................................................................................ 112

5.2.2.17. 3MXM40-52M ...................................................................................................................................... 113

5.2.2.18. RXM20-35M9, ARXM25-35M9 ............................................................................................................ 113

5.2.2.19. RXM42-50M9, ARXM50M9 ................................................................................................................. 114

5.2.2.20. ARXM50N ............................................................................................................................................ 114

5.2.2.21. 3MXM40-52N, 3MXM52N9 .................................................................................................................. 115

5.2.3. Field wiring ................................................................................................................................................. 115

5.3. Piping diagram .......................................................................................................................................116

5.3.1. Indoor unit .................................................................................................................................................. 116

5.3.1.1. FNA-A .................................................................................................................................................... 116

5.3.1.2. FTXM20-35M, FTXM20N, CTXM-M, CTXM-N, ATXM20-35M, ATXM20N, FTXP35M9 ....................... 116

5.3.1.3. FTXM25-35N, ATXM25-35N .................................................................................................................. 116

31/05/21

Version 1.1

RA R32 Split & multi split M-Series

Page 5

Table of Contents