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Samsung
Air Conditioner
AC250KNHPKH
Service Manual
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Samsung AC250KNHPKH - Page 15
96 pages
Manual
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Samsung Electronics
3-7
No
P
arts
Procedure
Remark
4
Evap
1)Disassemble The Case Evap Top
- [AC***JNHFKH]Unscrew 8 screws
- [AC***JNHPKH]Unscrew 6 screws
2)Disassemble The Cushion Front.
3)Disassemble The Cushion Support.
- Unscrew 1 screw
14
16
Table of Contents
Main Page
Default Chapter
2
Table of Contents
2
1 Product Specifications
5
The Feature of Product
5
Product Specifications
6
Accessory
8
3 Disassembly and Reassembly
9
Indoor Unit
10
Outdoor Unit
22
4 Troubleshooting
39
Wired Remote Controller
39
Outdoor Trouble Shooting
42
Troubleshooting by Symptoms
45
Indoor Temperature Sensor (Open/Short)
45
Eva in and out Sensor (Open/Short)
46
Float Switch(Open)
47
Fan Error
48
EEPROM Error
49
Option Error
50
Terminal Block's Terminal Fuse(Open)
51
Communication Error after Finishing Tracking (E202)
52
Outdoor's Service Valve(Clog)
53
No Power(Completely Dead) - Initial Diagnosis
54
E102 : Communication Error between Indoor and Outdoor Unit
58
E201 : Unit Quantity Miss Matching Beween Indoor and Outdoor
58
E203 : 1Min Time out of Communication Error(MainInverter)
58
External Sensor Error (Error Code: E221, E231, E251, E320)
59
E403 : Freezing Control Causes Comp. down
60
E416 : Dischage Temperature Sensor Error
61
E440, E441 : Abnormal Outside Temperature Halts Operation of the Compressor
62
Outdoor Unit BLDC Fan1 or Fan2 Error (E458 : Fan1 Error, E475 : Fan2 Error)
63
E461: Compressor Start Error
64
E467: Compressor Wire Missing Error
64
E462 : Current Protection Control Causes Comp. down
65
E484 : PFC Overload Errorr
65
E463 : OLP Protection Control Caused Comp. down
66
E464 : O.C. (over Current) Error
67
E466: DC Link over Voltage/ Low Voltage Error
68
Pipe Blocking Error (Error Code: E422)
69
The Others
70
Setting Option Setup Method
71
Items to be Checked First
78
5 PCB Diagram and Parts List
79
Indoor Unit
92
6 Wiring Diagram
92
Outdoor Unit
93
7 Reference Sheet
94
Refrigerating Cycle Diagram
94
Index for Model Name
95
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