Contents
1. Precautions ...................................................................................................................................... 1-1
1-1 Precautions for the Service ..............................................................................................................................................................1-1
1-2 Precautions for the Static Electricity and PL ...........................................................................................................................1-1
1-3 Precautions for the Safety ................................................................................................................................................................1-1
1-4 Precautions for Handling Refrigerant for Air Conditioner...............................................................................................1-2
1-5 Precautions for Welding the Air Conditioner Pipe ..............................................................................................................1-2
1-6 Precautions for Additional Supplement of Air Conditioner Refrigerant .................................................................1-2
1-7 Other Precautions ................................................................................................................................................................................1-2
2. Product Specifications ................................................................................................................... 2-1
2-1 Product Specifacations ......................................................................................................................................................................2-1
2-1-1 Indoor Unit .................................................................................................................................................................................2-1
2-2 Accessory and Option Specifications......................................................................................................................................2-51
2-2-1 Accessories ..............................................................................................................................................................................2-51
3. Disassembly and Reassembly ...................................................................................................... 3-1
3-1 Indoor Unit ...............................................................................................................................................................................................3-2
3-1-1 Slim 1 way cassette type .....................................................................................................................................................3-2
3-1-2 BIG DUCT .....................................................................................................................................................................................3-8
3-1-3 Global 4way Cassette type ..............................................................................................................................................3-11
3-1-4 Duct type(Slim1,2) ...............................................................................................................................................................3-17
3-1-5 Duct type(Slim3) ...................................................................................................................................................................3-22
3-1-6 Duct type (MSP1) .................................................................................................................................................................3-29
3-1-7 Duct type (MSP2, HSP SMALL) ......................................................................................................................................3-34
3-1-8 Duct type (MA1-Drain Pump Built-in) ......................................................................................................................3-39
3-1-9 Duct type (MA2) ..................................................................................................................................................................3-44
3-1-10 AM036/048JNCDCH/AA ................................................................................................................................................3-48
3-1-11 CEILING ...................................................................................................................................................................................3-53
3-1-12
Wall mounted type (Neo forte) ...................................................................................................................................... 3-62
3-1-13 Wall Mounted type(A3050) .........................................................................................................................................3-65
3-1-14 Wall Mounted type (Boracay) ....................................................................................................................................3-74
3-1-15
Global Mini 4way ................................................................................................................................................................... 3-78
3-1-16 PAC ...........................................................................................................................................................................................3-84
3-1-17 Floor Standing Type (CONCEALED) .........................................................................................................................3-94
3-1-18 Floor Standing Type (EXPOSED) ................................................................................................................................3-98
3-1-19 OAP Duct type ................................................................................................................................................................ 3-102
3-1-20 Global Duct 1 (AM007/009/012/015/018MNMDCH/AA, AM006RNMDCH/AA) .......................... 3-111
3-1-21 Global Duct 2,3 (AM024/027/030/036/048MNMDCH/AA, AM018RNMDCH/AA) ...................... 3-116
3-1-22 Wall Mounted type (MAX) ......................................................................................................................................... 3-121
4. Troubleshooting ............................................................................................................................. 4-1
4-1 Check-up Window Description .....................................................................................................................................................4-1
4-2 Service Operation ................................................................................................................................................................................4-2
4-2-1 Special Operation ...................................................................................................................................................................4-2
4-3 Troubleshooting ....................................................................................................................................................................................4-7
4-3-1 Setting Option Setup Method .........................................................................................................................................4-7
4-3-2 Option Items ...........................................................................................................................................................................4-16
4-3-3 What to check before diagnosis ...................................................................................................................................4-23
4-3-4 Number Display Method (Outdoor Unit, MCU, Cable remote control, wall-mount, etc.) .............4-32
4-4 Appropriate Measures for Different Symptom ..................................................................................................................4-37
4-4-1 Outdoor Unit Operation Flow .......................................................................................................................................4-37
4-4-2 Main PCB has no power phenomenon....................................................................................................................4-38
4-4-3 Indoor Unit ROOM sensor Error (Open/Short) .....................................................................................................4-39
4-4-4 Indoor unit EVAP IN sensor Error (Open/Short) ...................................................................................................4-40
4-4-5 Indoor EVAP OUT sensor Error (Open/Short) ........................................................................................................4-41
4-4-6 Indoor Heat Exchanger's EVAP IN sensor dislocation error ...........................................................................4-42
4-4-7 Indoor Heat Exchanger's EVA OUT sensor dislocation error (Open/Short) ...........................................4-43