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AJ020BXS3CH
Samsung AJ020BXS3CH User Manual
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AIR CONDITIONER
CONTENTS
MUL
TI AIR
C
ONDITIONER
1. Pr
ecautions
2.
Product Specific
ations
3.
Disassembly
and Reassembl
y
4. T
roubl
eshooting
5.
PCB Diagram
6.
Wiring Diagr
am
7
.
Ref
er
ence Sheet
INDOOR UNIT
OUTDOOR UNIT
AR07/09/12/15/18/24TSFABWKN
AR07/09/12/15/18/24BSFCMWKN
AC009/012/018BNNDCH
AC009/012/018BNLDCH
AJ009/012/015/018BNHDCH
AC009/012BN1DCH
AC009/012/015/018BNJDCH
AC012/018/024BNZDCH
AJ020BXJ2CH
AJ024BXJ3CH
AJ036BXJ4CH
AJ048BXJ5CH
AJ020BXS3CH
AJ024BXS4CH
AJ030BXS4CH
AJ036BXS4CH
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Precautions
4
Precautions for the Service
4
Precautions for the Static Electricity and PL
4
During Operation
5
Disposing of the Unit
5
Precautions for the Pump down
5
Others
5
2 Product Specifications
6
The Feature of Product
6
Features
6
Product Specifications
8
Indoor Unit
8
Outdoor Unit
13
The Comparative Specifications of Product
15
Combination Table (Outdoor-Indoor)
17
Accessory and Option Specifications
19
Indoor Unit Accessories
19
Outdoor Unit Accessories
24
3 Disassembly and Reassembly
25
Outdoor Unit
26
Aj020Bxj3Ch, Aj024Bxj4Ch
26
Aj036Bxj4Ch, Aj020Bxs3Ch, Aj024Bxs4Ch, Aj030Bxs4Ch
29
Aj048Bxj5Ch, Aj036Bxs4Ch
36
4 Troubleshooting
41
Display and Check Method
41
Indoor Unit
41
Outdoor Unit
46
Setting an Indoor Unit Address and Installation Option
48
Setting Option
51
The Procedure of Setting Option
52
Setting an Indoor Unit Address (MAIN/RMC)
54
Setting an Indoor Unit Installation Option
55
(Suitable for the Condition of each Installation Location)
55
Changing the Addresses and Option Individually
69
Changing a Particular Option
70
Items to be Checked First
74
Setting to Cool or Heat Only Mode, Checking and Cool/Heat Modes Operation Test
79
Fault Diagnosis by Symptom
81
Indoor
81
Outdoor Unit Is Not Powered on - Initial Diagnosis
85
Checking Outdoor Controller
86
Outdoor Unit Fan Error
87
Compressor Startup Error, Compressor Lock Error, Compressor Rotation Error
88
IPM over Current Error
89
Checking Temperature Sensor
90
PCB Inspection
92
Cautions for Part Replacement
92
Procedure
92
5 PCB Diagram
93
Indoor Unit
93
Outdoor PCB Diagram
105
6 Wiring Diagram
112
Indoor Unit
112
Outdoor Unit
117
7 Preference Sheet
119
Selecting Area for Installation
119
Indoor Unit
119
Outdoor Unit
120
Remote Control Unit
120
Connecting up and Purging the Circuit
121
Refrigerant Refill
122
Refrigerant Adjustment
123
Flare Nut Fixing Torque
123
Pump Down" Procedure
124
Index of Model Name
125
Refrigerating Cycle Diagram
128
Pressure & Capacity Mark
132
The Abbreviated Technology Words & the Definition of Technology Terms
132
Q & a for Non-Trouble
133
Common Sense of Refrigeration
136
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Samsung AJ020BXS3CH Specifications
General
Brand
Samsung
Model
AJ020BXS3CH
Category
Air Conditioner
Language
English
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