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AJ JCJ2CH Series
Samsung AJ JCJ2CH Series User Manual
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AIR CONDITIONER
C
ONTENTS
MUL
TI AIR
C
ONDITIONER
1. Precautions
2. Product Specications
3. Disassembly and Reassembly
4.
T
roubleshooting
5. PCB Diagram and P
arts List
6.
W
iring Diagr
am
7. Referenc
e Sheet
OUTDOOR UNIT
AJ020JC
J2CH
AJ024JC
J3CH
AJ036JC
J5CH
AJ020JC
J2CH/AA
AJ024JC
J3CH/AA
AJ036JC
J5CH/AA
Model name:
AJ009JNNDCH
AJ012JNNDCH
AJ018JNNDCH
AJ007JNADCH
AJ009JNADCH
AJ012JNADCH
Model code:
AJ009JNNDCH/AA
AJ012JNNDCH/AA
AJ018JNNDCH/AA
AJ007JNADCH/AA
AJ009JNADCH/AA
AJ012JNADCH/AA
AJ018JNADCH
AJ024JNADCH
AJ009JNLDCH
AJ012JNLDCH
AJ018JNLDCH
AJ018JNADCH/AA
AJ024JNADCH/AA
AJ009JNLDCH
/AA
AJ012JNLDCH/AA
AJ018JNLDCH/AA
INDOOR UNIT
AJ009JNNDCH
AJ012JNNDCH
AJ018JNNDCH
AJ009JNLDCH
AJ012JNLDCH
AJ018JNLDCH
AJ007JNADCH
AJ009JNADCH
AJ012JNADCH
AJ018JNADCH
AJ024JNADCH
AJ020JCJ2CH
AJ024JCJ3CH
AJ036JCJ5CH
2
Table of Contents
Default Chapter
1
Product Specifications
1
Troubleshooting
1
Wiring Diagram
1
Table of Contents
2
Trouble Shooting
2
11 Precautions
3
Installing the Air Conditioner
3
Power Supply and Circuit Breaker
3
Safe Installation
3
Safety Information
3
Disposing of the Unit
4
During Operation
4
Product Specifications
5
The Feature of Product
5
1 Product Specifications
6
Accessory and Specifications
12
3 Disassembly and Reassembly
17
Indoor Unit Disassembly and Reassembly
18
Outdoor Unit Disassembly and Reassembly
44
4 Trouble Shooting
55
Display Error and Check Method
55
Trouble Shooting
55
LED Display on the Receiver & Display Unit
56
Outdoor Unit Errors
59
Setting Option Setup Method
61
Setting an Indoor Unit Address and Installation Option
61
The Procedure of Setting Option
62
Setting an Indoor Unit Address (MAIN/RMC)
63
Setting an Indoor Unit Installation Option
64
Changing a Particular Option
65
Items to be Checked First
66
Wiring Checking Function
67
Without Wiring Checking Function
68
Checking and Testing Operations
70
Settings of PCB Display of the Outdoor Unit
71
Key Options of PCB Display
71
K4 View Mode Display Changes
71
Apply the Power to the Outdoor Unit
72
Pipe Checking Operation (Auto Addressing Mode)
72
If Error Code Is Displayed on Indoor or Outdoor LED, Check as Follows
74
Auto Address Setting
75
Address Setting Another Case
75
Operation Error
76
Try-Run Check Error
77
Fault Diagnosis by Symptom
78
Indoor Temperature Sensor (Open/Short)
78
Indoor FAN Error ( BLDC MOTOR MODEL )
79
Communication Error after Finishing Tracking
80
EEPROM Circuit Failure
81
Outdoor Unit Is Not Powered on – Initial Diagnosis (1Phase)
82
Outdoor Unit Fan Error
83
Compressor Startup Error, Compressor Lock Error, Compressor Rotation Error
84
IPM over Current Error
85
Checking Temperature Sensor
86
Outdoor Discharge/Olp Temperature Sensor Error
86
Outdoor Out/Cond Temperature Sensor Error
87
Checking EEV
87
PCB Inspection
88
Cautions for Part Replacement
88
5 PCB Diagram and Parts List
89
6 Wiring Diagram
97
Indoor Unit
97
Outdoor Unit
100
Selecting Area for Installtaion
103
7 Reference Sheet
103
Remote Control Unit
104
Connecting up and Purging the Circuit
105
Refrigerant Refill
106
Refrigerant Adjustment
107
Flare Nut Fixing Torque
107
"Pump Down" Procedure
108
Relocation of the Air Conditioner
108
Index of Model Name
109
Refrigerating Cycle Diagram
111
Pressure & Capacity Mark
113
The Abbreviated Technology Words & the Definition of Technology Terms
113
Q & a for Non-Trouble
114
Common Sense of Refrigeration
117
Effectiveness of Air Supplier
117
Four Factors of Air Suppliers
117
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Samsung AJ JCJ2CH Series Specifications
General
Brand
Samsung
Model
AJ JCJ2CH Series
Category
Air Conditioner
Language
English
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