Samsung AM007FN1DCH/AA Service Manual page 3

Section 0
Contents
4-4-7 Indoor Heat Exchanger's EVA OUT sensor dislocation error (Open/Short) ......................................................4-42
4-4-8 Simultaneous Indoor Heat Exchanger's EVA IN, OUT sensor dislocation error (Open/Short) .......4-43
4-4-9 Electronic Expansion Valve opening malfunction (2nd stage) -
4-4-10 Breakdown of EEV (2 nd ) ..............................................................................................................................................................4-45
4-4-11 Problem with EEV closure (2 nd ) ..............................................................................................................................................4-46
4-4-12
4-4-13 The operational error of Indoor Unit's Fan Motor .........................................................................................................4-48
4-4-14 Mixed operation Error (Only applicable to Heat Pump Model/Not to HR model) ...................................4-49
4-4-15 EEPROM error ....................................................................................................................................................................................4-50
4-4-16 Option error of the Remote Controller for an Indoor Unit .....................................................................................4-51
4-4-17 Error due to confused use of Fahrenheit and Celsius ................................................................................................4-51
4-4-18 Simultaneous opening of Cooling/heating MCU SOL Valves 1 st /2 nd ...........................................................4-52
4-4-19 Error due to incorrect Indoor Unit Power/Communication Cable Connection .........................................4-53
4-4-20 SPI Feedback Error ...........................................................................................................................................................................4-54
4-4-21 Outdoor Unit Pipe Inspection Error........................................................................................................................................4-55
4-4-22 Communication Error between Indoor and Outdoor Units during Tracking .............................................4-56
4-4-23 Communication Error between Indoor and Outdoor Units after Tracking ..................................................4-57
4-4-24 Communication error between main and sub Unit of outdoor unit or between outdoor units ...4-58
4-4-25 Communication Error between MCU and Outdoor Unit .........................................................................................4-59
4-4-26 Internal Communication error of the Outdoor Unit C-Box .....................................................................................4-60
4-4-27 Internal PCB Communication error of the Outdoor Unit C-Box ..........................................................................4-61
4-4-28 Communication Error between MCU and Outdoor Unit after Tracking is Completed ..........................4-62
4-4-29 MCU branch part setup error - inconsecutive connection with the use of 2 branch parts ...............4-63
4-4-30 MCU branch part setup error - Repeated setup for the same address over 3 times .............................4-64
4-4-31 MCU branch part setup error - non-installed address setup ................................................................................4-65
4-4-32 Setup Error for MCU Branch part - Setup Error for MCU Quantity Used .........................................................4-66
4-4-33 MCU branch part setup error - Overlapping Indoor unit Address setup ......................................................4-67
4-4-34 MCU branch part setup error - Set as being used without connection to an Indoor unit ................4-68
4-4-35 MCU branch part setup error - Connect an Indoor unit to a branch part not being used ................4-69
4-4-36 MCU branch part setup error - Connect more Indoor units than what is actually set up in MCU 4-70
4-4-37 Outdoor Temperature Sensor Error.......................................................................................................................................4-71
4-4-38 Outdoor Temperature dislocation error .............................................................................................................................4-72
4-4-39 Cond Out Temperature Sensor Error (Open/Short) .....................................................................................................4-73
4-4-40 Outdoor Cond Out sensor breakaway error ....................................................................................................................4-74
4-4-41 Digital Compressor Discharge Temperature Sensor Error (OPEN/SHORT).....................................................4-75
4-4-42 Constant Rate Compressor Discharge Temperature Sensor Error (OPEN/SHORT) ...................................4-76
4-4-43 Compressor Discharge or Top 1/2 Temperature sensor error ..............................................................................4-77
4-4-44
4-4-45
4-4-46 SUMP Temperature Sensor Error (OPEN/SHORT) ..........................................................................................................4-80
4-4-47 High Pressure sensor error (Open/Short)...........................................................................................................................4-81
4-4-48 Low Pressure sensor error (Open/Short) ............................................................................................................................4-82
4-4-49 Suction Temperature sensor error (Open/Short) ..........................................................................................................4-83
4-4-50 Liquid Pipe Temperature sensor error (Open/Short) ..................................................................................................4-84
4-4-51 EVI In Temperature sensor error (Open/Short) ...............................................................................................................4-85
4-4-52 EVI Out Temperature sensor error (Open/Short) ...........................................................................................................4-86
4-4-53 Suction-2 Temperature Sensor Error (OPEN/SHORT) ..................................................................................................4-87
4-4-54
4-4-55
4-4-56 Sump Sensor Error Due to Protection Control ................................................................................................................4-90
4-4-57
4-4-58 3-phase Input Wiring error .........................................................................................................................................................4-92
4-4-59
4-4-60 EVI EEV Open error ...........................................................................................................................................................................4-94
4-4-61 Refrigerant Leakage Error .............................................................................................................................................................4-95
4-4-62
2
: Detection of Floating Switch of Indoor Unit's Drain Pump ..........................................................4-47
: Dislocation error of Compressor SUMP Temperature (oil temperature) Sensor...............4-78
: Suction Temperature sensor breakaway error ....................................................................................4-79
: Comp. Down due to High Pressure Protection Control ................................................................4-88
: Comp. Down due to Low Pressure Protection Control .................................................................4-89
: Comp. Down due to Compressor Discharge Temperature sensor ........................................4-91
: Comp. Down by Compression Ratio Control ......................................................................................4-93
: Prohibition of the operation of Compressor due to Ooutdoor Temperature 4-96
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Samsung Electronics