FTX-N/U, FVXS-N, FDMQ-R Series EDUS091558E
281
C: 3P379751-5D
33
When the Need Arises
Before making an inquiry or a request for repair, please check the following.
If the problem persists, consult your dealer.
Not a problem
This case is not a problem.
Check
Please check again before requesting
repairs.
The air conditioner does not operate
Case
Description / what to check
OPERATION lamp is off�
• Has the circuit breaker been tripped or the fuse blown?
• Is there a power failure?
• Are batteries set in the remote controller?
OPERATION lamp is blinking�
• Turn off the power with the circuit breaker and restart operation with the remote controller.
If the OPERATION lamp is still blinking, check the error code and consult your dealer.
Page 36
The air conditioner suddenly stops operating
Case
Description / what to check
OPERATION lamp is on�
• To protect the system, the air conditioner may stop operating after sudden large voltage
fl uctuations. It automatically resumes operation in about 3 minutes.
OPERATION lamp is blinking�
• Is there anything blocking the air inlet or air outlet of the indoor unit or outdoor unit?
Stop operation and after turning off the circuit breaker, remove the obstruction. Then restart
operation with the remote controller. If the OPERATION lamp is still blinking, check the error
code and consult your dealer.
Page 36
• Are operation modes all the same for indoor units connected to outdoor units in the multi system?
If not, set all indoor units to the same operation mode and confi rm that the lamps.
Moreover, when the operation mode is in AUTO, set all indoor unit operation modes to
COOL or HEAT for a moment and check again that the lamps are normal. If the lamps stop
blinking after the above steps, there is no malfunction.
The air conditioner does not stop operating
Case
Description / what to check
The air conditioner continues
operating even after operation is
stopped�
Immediately after the air conditioner is stopped
• The outdoor unit fan continues rotating for about another 1 minute to protect the system.
While the air conditioner is not in operation
• When the outdoor temperature is high, the outdoor unit fan may start rotating to protect
the system.
The room does not cool down / warm up
Case
Description / what to check
Air does not come out�
In HEAT operation
• The air conditioner is warming up. Wait for about 1 to 4 minutes.
• During defrosting operation, hot air does not fl ow out of the indoor unit.
When the air conditioner operates immediately after the circuit breaker is turned on
• The air conditioner is preparing to operate. Wait for about 3 to 20 minutes.
Air does not come out /
Air comes out�
Is the airfl ow rate setting appropriate?
• Is the airfl ow rate setting low, such as “Indoor unit quiet” or “Airfl ow rate 1”? Increase the
airfl ow rate setting.
Is the set temperature appropriate?
Is the adjustment of the airfl ow direction appropriate?
Troubleshooting
01_EN_3P379751-5D.indd 33
11/13/2018 2:17:27 PM
Summary of Contents for FTX-N/U
Page 1: ...Heat Pump Split Type Air Conditioners FTX N U FVXS N FDMQ R Series EDUS091558E...
Page 2: ......
Page 17: ...FTX N U FVXS N FDMQ R Series EDUS091558E 15 C 3D123383 FTX24UVJU C 3D123379 FTX18UVJU...
Page 19: ...FTX N U FVXS N FDMQ R Series EDUS091558E 17 3D112919B FDMQ18 24RVJU 3D112918B FDMQ12RVJU...
Page 20: ...18 FTX N U FVXS N FDMQ R Series EDUS091558E 3D049611A BRC082A43 C 3D091305A BRC1E73...
Page 22: ...20 FTX N U FVXS N FDMQ R Series EDUS091558E 3D107983A RXL24UMVJUA 3D123362 RXL18UMVJUA...
Page 25: ...FTX N U FVXS N FDMQ R Series EDUS091558E 23 3D112629A FDMQ12 18 24RVJU...
Page 32: ...30 FTX N U FVXS N FDMQ R Series EDUS091558E 3D107985A RXL24UMVJUA...
Page 59: ...FTX N U FVXS N FDMQ R Series EDUS091558E 57 3D113126 FDMQ18RVJU...
Page 60: ...58 FTX N U FVXS N FDMQ R Series EDUS091558E 3D113128 FDMQ24RVJU...
Page 62: ...60 FTX N U FVXS N FDMQ R Series EDUS091558E 3D113129 FDMQ24RVJU...
Page 65: ...FTX N U FVXS N FDMQ R Series EDUS091558E 63 3D123455 FTX18UVJU 3D100354 FTX15NMVJU...
Page 66: ...64 FTX N U FVXS N FDMQ R Series EDUS091558E 3D094737 FVXS09NVJU 3D074866A FTX24UVJU...
Page 67: ...FTX N U FVXS N FDMQ R Series EDUS091558E 65 3D094777A FVXS15NVJU 3D094766 FVXS12NVJU...
Page 70: ...68 FTX N U FVXS N FDMQ R Series EDUS091558E 3D123453 RXL18UMVJUA 3D100636 RXL15QMVJUA...
Page 71: ...FTX N U FVXS N FDMQ R Series EDUS091558E 69 3D123454 RXL24UMVJUA...
Page 394: ...392 FTX N U FVXS N FDMQ R Series EDUS091558E 1P124687 1A...
Page 395: ...FTX N U FVXS N FDMQ R Series EDUS091558E 393 1P124687 1A...
Page 396: ...394 FTX N U FVXS N FDMQ R Series EDUS091558E 1P124687 1A...
Page 397: ...FTX N U FVXS N FDMQ R Series EDUS091558E 395 1P124687 1A...
Page 401: ...FTX N U FVXS N FDMQ R Series EDUS091558E 399 3P124623 1E 4 Fig 6 Fig 5 Fig 8 Fig 7...
Page 412: ...410 FTX N U FVXS N FDMQ R Series EDUS091558E 3P124623 1E 15...
Page 422: ...420 FTX N U FVXS N FDMQ R Series EDUS091558E 3P124623 1E 25 Fig 9 Fig 12 Fig 10 Fig 11...
Page 423: ...FTX N U FVXS N FDMQ R Series EDUS091558E 421 3P124623 1E 26 Fig 14 Fig 13 Fig 16 Fig 15...
Page 425: ...FTX N U FVXS N FDMQ R Series EDUS091558E 423 1P126474 1B...
Page 426: ...424 FTX N U FVXS N FDMQ R Series EDUS091558E 1P126474 1B...
Page 427: ...FTX N U FVXS N FDMQ R Series EDUS091558E 425 1P126474 1B...
Page 428: ...426 FTX N U FVXS N FDMQ R Series EDUS091558E 1P126474 1B...
Page 433: ...FTX N U FVXS N FDMQ R Series EDUS091558E 431 3P162015 1A...
Page 434: ...432 FTX N U FVXS N FDMQ R Series EDUS091558E 3P162015 1A...
Page 435: ...FTX N U FVXS N FDMQ R Series EDUS091558E 433 3P162015 1A...
Page 436: ...434 FTX N U FVXS N FDMQ R Series EDUS091558E 3P162015 1A...
Page 455: ...FTX N U FVXS N FDMQ R Series EDUS091558E 453 3P400464 1...
Page 457: ...FTX N U FVXS N FDMQ R Series EDUS091558E 455 3P561172 1...
Page 459: ...FTX N U FVXS N FDMQ R Series EDUS091558E 457 3P534932 1B...
Page 469: ...FTX N U FVXS N FDMQ R Series EDUS091558E 467 3P436077 1...
Page 471: ...FTX N U FVXS N FDMQ R Series EDUS091558E 469 3P436078 1...
Page 472: ...470 FTX N U FVXS N FDMQ R Series EDUS091558E 3P436079 1 14 26 KPS067A44 Snow Hood Outlet...
Page 473: ...FTX N U FVXS N FDMQ R Series EDUS091558E 471 3P436079 1...
Page 475: ...FTX N U FVXS N FDMQ R Series EDUS091558E 473 3P436071 1...
Page 477: ...FTX N U FVXS N FDMQ R Series EDUS091558E 475 3P436072 1...
Page 478: ...476 FTX N U FVXS N FDMQ R Series EDUS091558E 3P436073 1 14 29 KPS063A47 Snow Hood Outlet...
Page 479: ...FTX N U FVXS N FDMQ R Series EDUS091558E 477 3P436073 1...
Page 480: ...478 FTX N U FVXS N FDMQ R Series EDUS091558E...
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