• CH 01 – Indoor Unit Ambient Sensor Malfunction
  • CH 02 – Indoor Unit Pipe Inlet Sensor Malfunction
  • CH 06 – Indoor Unit Pipe Outlet Sensor Malfunction
  • CH 03 – Communication Error Between Indoor Unit and Remote Control
  • CH 04 – Drainage Pump Malfunction
  • CH 05 – Indoor unit – Outdoor unit communication error
  • CH 07 – Not all indoor units work in the same mode on HP devices
  • CH 09 – Indoor unit EEPROM malfunction
  • CH 10 – Indoor unit BLDC fan motor malfunction
  • CH 11 – Indoor unit communication error
  • CH 21 – Inverter PVB IPM failure (appears as 211 on VRF Master, 212 on Slave 1, 213 on Slave 2, 214 on Slave 3)
  • CH 22 – AC input overcurrent failure (appears as 211 on VRF Master, 212 on Slave 1, 213 on Slave 2, 214 on Slave 3)
  • CH 23 –Inv Compressor DC Link low voltage (appears as 211 on VRF Master unit, 212 on Slave 1, 213 on Slave 2, 214 on Slave 3)
  • CH 24 –Compressor output head too high (Main outdoor unit 24, Slave1 109, Slave2 140 Slave3 153)
  • CH 25 – Input voltage high or low
  • CH 26 – Inv Compressor first operation failure (Master 261, Slave1 262, Slave2 263, Slave3 264)
  • CH 27 – PSC error
  • CH 22 – AC input overcurrent failure (appears as 211 on VRF Master, 212 on Slave 1, 213 on Slave 2, 214 on Slave 3)
  • CH 23 –Inv Compressor DC Link low voltage (appears as 211 on VRF Master unit, 212 on Slave 1, 213 on Slave 2, 214 on Slave 3)
  • CH 24 –Compressor output head too high (Main outdoor unit 24, Slave1 109, Slave2 140 Slave3 153)
  • CH 25 – Input voltage high or low
  • CH 26 – Inv Compressor first operation failure (Master 261, Slave1 262, Slave2 263, Slave3 264)
  • CH 27 – PSC error
  • CH 43 – High pressure sensor failure (Master 431, Slave1 432, Slave2 433, Slave3 434)
  • CH 44 – Outdoor unit ambient sensor faulty (Master 441, Slave1 442, Slave2 443, Slave3 444)
  • CH 45 – Condenser pipe sensor defective (Master 451, Slave1 452, Slave2 453, Slave3 454)
  • CH 46 – Compressor suction temperature thermistor defective
  • CH 47 – Constant1 Compressor outlet pipe temperature sensor malfunction (Master 471, Slave1 472, Slave2 443, Slave3 474)
  • CH 48 – Constant 2 Compressor outlet pipe temperature sensor failure (Master 481, Slave1 482, Slave2 483, Slave3 484)
  • CH 49 – Outdoor unit IPM temperature sensor defective
  • CH 50 – Outdoor unit phase connection error (Master 501, Slave1 502, Slave2 503, Slave3 504)
  • CH 51 – Capacity Excess
  • CH 52 – Communication error between inverter PCB and main PCB (Master 521, Slave1 522, Slave2 522, Slave3 523)
  • CH 53 – İç ünite ile dış ünite ana PCB arasında haberleşme hatası
  • CH 54 – The phase connections are missing or in the wrong order (Master 541, Slave1 542, Slave2 543, Slave3 544)
  • CH 57 – Communication error between main PCB and inverter PCB (Master 571, Slave 572, Slave2 573, Slave3 574)
  • CH 59 – Plus connection error (Master 591, Slave1 592, Slave2 593, Slave3 594)
  • CH 60 – Inverter PCB EEPROM error (Master 601, Slave1 602, Slave2 603, Slave3 604)
  • CH 61 – Condenser pipe sensor temperature load
  • CH 62 – Heat sink sensor overheat
  • CH 65 – Heat sink sensor open or short circuit
  • CH 67 – Outdoor unit fan locked (Master 671, Slave1 672, Slave2 673, Slave3 674)
  • CH 69 – Constant 1 Compressor CT Sensor failure (Master 691, Slave1 692, Slave2 693, Slave3 694)
  • CH 70 – Stationary 2 Compressor CT Sensor failure (Master 701, Slave1 702, Slave2 703, Slave3 704)
  • CH 73 – AC input surge current failure (Master 731, Slave1 732, Slave2 733, Slave3 734)
  • CH 75 – Fan CT sensor fault (Master 751, Slave1 752, Slave2 753, Slave3 754)
  • CH 76 – Fan DC link high voltage error (Master 761, Slave1 762, Slave2 763, Slave3 764)
  • CH77 – Fan overcurrent fault (Master 771, Slave1 772, Slave2 773, Slave3 774)
  • CH 79 – Fan initial start error (Master 791, Slave1 792, Slave2 793, Slave3 794)
  • CH 86 – Main PCB EEPROM failure (Master 861, Slave1 862, Slave2 863, Slave3 864)
  • CH 87 – Fan PCB EEPROM failure (Master 871, Slave1 872, Slave2 873, Slave3 874)
  • CH 104 – Communication error between outdoor units (Master 11- & gt; 041, Slave1 12- & gt; 042, Slave2 13- & gt; 043, Slave3 14- & gt; 044)
  • CH 105 – Communication error between fan PCB and inverter PCB (Master 11 – & 051, Slave1 12 – 05 052, Slave2 13- & 053, Slave3 14 – 05 054)
  • CH 106 – Outdoor Unit Fan PCB IPM Error
  • CH 107 – Fan DC link low voltage fault (Master 11 – 07 071, Slave1 12 – 07 072, Slave2 13 – 07 073, Slave3 14 – 07 074)
  • CH 113 – Outdoor Unit Liquid pipe (condenser) temperature sensor faulty (Master 11- 131 131, Slave1 12 – 132 132, Slave2 13 – 133 133, Slave3 14 – 134 134)
  • CH 115 – Outdoor unit subcool output temperature sensor failure (Master 11 – & gt; 151, Slave1 12 – & gt; 152, Slave2 13- & gt; 153, Slave3 14 – & gt; 154
  • CH 173 – Outdoor unit constant1 compressor overcurrent (Master 11 – 73 731, Slave1 12 – 7 732, Slave2 13 – 7 733, Slave3 14 – 73 734)
  • CH 174 – Outdoor unit constant2 compressor overcurrent (Master 11 – 74 741, Slave1 12 – 74 742, Slave2 13 – 74 743, Slave3 14 – 74 744)
  • CH 182 – Master Outdoor Unit main PCB to auxiliary PCB communication error
  • CH 184 – Oil compensating pipe temperature sensor malfunction (Master (11-841), Slave1 (12-842), Slave2 (13-843), Slave3 (14-844)
  • CH 185 – Oil compensating pipe temperature sensor malfunction (Master (11-851), Slave1 (12-852), Slave2 (13-853), Slave3 (14-854)
  • CH 186 – Oil compensating pipe temperature sensor malfunction (Master (11-861), Slave1 (12-862), Slave2 (13-863), Slave3 (14-864)
  • CH 193 – Fan PCB Heatsink temperature is high (Master 11 – 93 931, Slave1 12- 9 932, Slave2 – 9 933, Slave3 14- 93 934)
  • CH 194 – Fan PCB heatsink temperature sensor faulty (Master 11 – 94 941, Slave1 12 – 94 942, Slave2 13 – 94 943, Slave3 14 – 94 944)
  • CH 242 – Network Failure