Contents
SAMSUNG PROPRIETARY. DO NOT COPY OR DISTRIBUTE WITHOUT PERMISSION
SAMSUNG PROPRIETARY. DO NOT COPY OR DISTRIBUTE WITHOUT PERMISSION
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 During operation
.............................................................................................................................. 1-2
1-4 Disposing of the unit
....................................................................................................................... 1-2
1-5 Precautions for the Pump Down
..................................................................................................... 1-2
1-6 Others
................................................................................................................................................ 1-2
2. Product Specifications ·········································································································· 2-1
2-1 The Feature of Product .................................................................................................................... 2-1
2-1-1 Features ........................................................................................................................................... 2-1
2-2 Product Specifications.....................................................................................................................2-3
2-2-1 Indoor Unit ......................................................................................................................................2-3
2-2-2 Outdoor Unit
................................................................................................................................. 2-9
2-3 The Comparative Specifications of Product ............................................................................... 2-11
2-4 Combination Table (Outdoor-Indoor)
.......................................................................................... 2-13
2-5 Accessory and Option Specifications
.......................................................................................... 2-15
2-5-1 Indoor Unit Accessories .............................................................................................................. 2-15
2-5-2 Outdoor Unit Accessories
......................................................................................................... 2-20
3. Disassembly and Reassembly ······························································································ 3-1
3-1 Outdoor Unit .....................................................................................................................................3-2
3-1-1 AJ020BXJ3CH, AJ024BXJ4CH .................................................................................................... 3-2
3-1-2 AJ036BXJ4CH
............................................................................................................................... 3-5
3-1-3 AJ048BXJ5CH, AJ020CXS3CH, AJ024CXS4CH, AJ030CXS4CH, AJ036CXS4CH.............3-12
4. Troubleshooting ··················································································································· 4-1
4-1 Display and Check Method ............................................................................................................. 4-1
4-1-1 Indoor unit ....................................................................................................................................... 4-1
4-1-2 Outdoor Unit
.................................................................................................................................. 4-6
4-2 Setting an indoor unit address and installation option ............................................................. 4-8
4-3 Setting Option
................................................................................................................................ 4-11
4-3-1 Setting Option ..............................................................................................................................4-12
4-3-2 The procedure of setting option
..............................................................................................4-12
4-3-3 Setting an indoor unit address (MAIN/RMC)
.........................................................................4-14
4-3-4 Setting an indoor unit installation option
(suitable for the condition of each installation location) .................................................... 4-15
4-3-5 Changing the addresses and option individually
................................................................ 4-29
4-3-6 Changing a particular option
...................................................................................................4-30
4-4 Items to be checked first ............................................................................................................. 4-34
4-5 Setting to Cool or Heat only mode, checking and Cool/Heat modes operation test
........... 4-39
4-6 Fault Diagnosis by Symptom
.......................................................................................................4-41
4-6-1 Indoor ........................................................................................................................................... 4-41
4-6-2 Outdoor unit is not powered on – Initial diagnosis
............................................................ 4-45
4-6-3 Checking Outdoor Controller
.................................................................................................. 4-46
4-6-4 Outdoor unit fan error
............................................................................................................... 4-47