70
15.4.18. F90 (Power Factor Correction Protection)
Malfunction Decision Conditions
During startup and operation of cooling and heating, when Power Factor Correction (PFC) protection circuitry at the outdoor unit
main PCB senses abnormal high DC voltage level.
Malfunction Caused
• DC voltage peak due to power supply surge.
• DC voltage peak due to compressor windings not uniform.
• Faulty outdoor PCB.
Troubleshooting
Summary of Contents for CS-NE9JKE-1
Page 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control...
Page 13: ...13 5 Dimensions 5 1 Indoor Unit...
Page 14: ...14 5 2 Outdoor Unit...
Page 15: ...15 6 Refrigeration Cycle Diagram...
Page 16: ...16 7 Block Diagram...
Page 17: ...17 8 Wiring Connection Diagram 8 1 Indoor Unit...
Page 18: ...18 8 2 Outdoor Unit...
Page 19: ...19 9 Electronic Circuit Diagram 9 1 Indoor Unit...
Page 20: ...20 9 2 Outdoor Unit...
Page 21: ...21 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board...
Page 22: ...22 10 1 2 Power Printed Circuit Board 10 1 3 Indicator Printed Circuit Board...
Page 24: ...24 10 2 Outdoor Unit...
Page 79: ...79 16 1 3 To remove discharge grille...
Page 80: ...80 16 1 4 To remove control board 16 1 5 To remove cross flow fan and indoor fan motor...
Page 81: ...81...
Page 83: ...83 17 Technical Data 17 1 Operation Characteristics 17 1 1 CU NE9JKE 1...
Page 84: ...84...
Page 85: ...85...
Page 86: ...86...
Page 87: ...87 17 1 2 CU NE12JKE 1...
Page 88: ...88...
Page 89: ...89...
Page 90: ...90...