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AQV12UWLXXSA
Samsung AQV12UWLXXSA User Manual
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can
u
THE FEA
TURE OF PRODUCT
Air
Co
ndit
ioner
Mode
Mode
can
help
y
ou
sleep
qui
ckly
a
nd
soundl
y
and
wake
up
refr
eshed
.
Quiet
Mode
o
y
,
"
e
d
o
M
Quiet
"
e
h
t
e
s
u
u
o
y
n
e
h
W
experie
nce
extr
emely
quiet
operat
ion
o
f
y
our
air
condit
ioner
.
V18UWAXXSA
AQ
V09/12UWLNXSA
AQ
V18UWLNXSA
AQ
V09/12UW
LXXSA
AQ
V18UWLXXSA
AQ
V12UWLNXSA
AQ
V18UWLNXSA
AQ
V09UW
LNXSA
AQ
V12UWLXXSA
AQ
V18UWLXXSA
AQ
V09UW
LXXSA
2
Table of Contents
Default Chapter
1
Air Conditioner
1
Quiet Mode
1
Table of Contents
2
Precautions
4
Disposing of the Unit
5
Features
6
13 Block Diagram
7
Indoor Unit
7
Product Specifications
7
Outdoor Unit
8
The Comparative Specifications of Product
8
Accessories
9
Alignment and Adjustments
11
Test Mode
11
Indoor Display Error and Check Method
12
Outdoor LED Display Error and Check Method
13
13 Alignment and Adjustments
14
Setting Option Setup Method
14
EEPROM Service Process
16
Option Items
16
EEPROM Downloading Method
17
Disassembly and Reassembly
19
Necessary Tools
19
Indoor Unit
20
Power Supply
20
Operating Instructions
21
Outdoor Unit AQV09/12UWL
26
Outdoor Unit AQV18UWL
31
Exploded Views and Parts List
36
Indoor Unit Exploded View
36
Indoor Unit Parts List
37
AQV18UWLNXSA Exploded View
38
AQV18UWLNXSA Parts List
39
AQV09/12UWLXXSA Exploded View
40
AQV09/12UWLXXSA Parts List
41
AQV18UWLXXSA Exploded View
42
AQV18UWLXXSA Parts List
43
AQV09UWLNXSA DB93-11204E/AQV12UWLNXSA DB93-11204E Exploded View
44
AQV18UWLNXSA DB93-11204D Exploded View
45
Aqv09Uwlxxsa Db93-11329C/Aqv09Uwlxxsa Db93-11329C
46
AQV09UWLXXSA DB93-11329D Exploded View
46
Ass'y Control out
46
Electrical Parts List
47
Indoor Main PCB Parts List
47
Outdoor Main PCB Parts List
51
Samsung Electronics
52
Indoor Unit Wiring Diagram
58
Outdoor Unit Wiring Diagram
59
Indoor Unit Schematic Diagram
60
Outdoor Unit Schematic Diagram
61
Refrigerating Cycle Diagram
62
Outdoor PCB Diagram
63
Indoor Unit View
65
Main Parts
65
Name of each Part
65
Operating Instructions
65
Outdoor Unit View
66
11 Precautions
67
During Operation
67
Wireless Remote Control-Buttons and Display
67
Items to be Checked First
68
Troubleshooting
68
Communication Error
69
Fault Diagnosis by Symptom
69
Troubleshooting
69
Indoor Temperature Sensor Error
70
Indoor Heat Exchanger Temperature Sensor Error
71
Indoor Fan Motor Speed Detecting Error
72
When the Remote Control Is Not Receiving
73
Indoor Fan Motor Speed Detecting Error (BLDC Fan)
74
Outdoor Temperature Sensor Error
75
Outdoor Coil Temperature Sensor Error
77
Outdoor Discharge Temperature Sensor Error
79
Outdoor Discharge over Temperature Error
81
Outdoor Fan Motor Error
82
Compressor Starting Error
83
Compressor Wire Missing Error/Rotation Error
84
O.C. (over Current) Error
85
Dc_Link Voltage Sensor Error
86
Dc_Link Voltage Under/Over Error, Overvoltage Protection Error
87
I_Trip Error, PFC over Current
88
Current Sensor Error/Input Current Sensor Error
89
Heatsink Sensor Error/Heatsink over Heat
89
Comp Vlimit Error/Comp Current Limit Error
90
AC Zero Cross Signal Error
91
EEPROM Error/Otp Error
91
Operation Condition Secession Error
92
Capacity Miss Match Error
93
Gas Leak Error
94
No Power Indoor (Initial Diagnosis)
95
10 PCB Diagram
96
Indoor Detailed Inspection Procedure
96
Outdoor PCB
96
PCB Inspection Method
96
Outdoor Detailed Inspection Procedure
97
Main Part Inspection Method
99
Indoor Unit Block Diagram
100
Outdoor Unit Block Diagram
101
Index for Model Name
102
Reference Sheet
102
14 Reference Sheet
103
Low Refrigerant Pressure Distribution
103
Pressure and Capacity Mark
104
Power/Heat
104
Q & a for Non-Trouble
105
Cleaning the Air Conditioner
108
Cleaning the Indoor Unit
108
Cleaning the Outdoor Unit Heat Exchanger
108
Opening the Panel
108
Cleaning the Air Filter
109
Removing the Air Filter
109
Installation
110
Pipe Spooling and Connecting
110
Leak Test
110
Inspection and Trial Run
110
Installation Diagram of Indoor Unit and Outdoor Unit
111
Air-Purge Procedure
111
"Pump Down" Procedure
112
Relocation of the Air Conditioner
112
4
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Samsung AQV12UWLXXSA Specifications
General
Refrigerant
R410A
Power Supply
220-240V, 50Hz
Heating Capacity
12000 BTU/h
Operating Temperature (Cooling)
18°C to 43°C
Operating Temperature (Heating)
24°C
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