Samsung DVM Series Service Manual page 209

8
Troubleshooting
Error Display
Contents Remark
SEG 1 SEG 2,3,4
SUMP TEMP FIXED 1 sensor error OPEN/SHORT
_ Detected when the outdoor temperature is over -10˚C
_ ERROR LEVEL : OVER 4.95V(-30˚C), BELOW 0.5V(151˚C)
SUMP TEMP FIXED 2 sensor error OPEN/SHORT
_ Detected when the outdoor temperature is over -10˚C
_ ERROR LEVEL : OVER 4.95V(-30˚C), BELOW 0.5V(151˚C)
SUMP TEMP FIXED 3 sensor error OPEN/SHORT
_ Detected when the outdoor temperature is over -10˚C
_ ERROR LEVEL : OVER 4.95V(-30˚C), BELOW 0.5V(151˚C)
High pressure sensor error OPEN/SHORT
Detected when the compressor is ready to operate.
_ SHORT error : BELOW O.4V
_ OPEN error : detected over 4.2V
Low pressure sensor error OPEN/SHORT
Detected when the compressor is ready to operate.
_ SHORT error: BELOW 0.4V
_ OPEN error: detected over 4.7V
High pressure sensor breakaway
Low pressure sensor breakaway
~
Outdoor protection control/self diagnosis related error
Outdoor unit freezing detection 1
Outdoor unit freezing detection 2
Outdoor unit freezing detection 3-freezing COMP DOWN
Outdoor unit overload 1 protection control error
Outdoor unit overload 2 protection control error
Outdoor unit overload 3 protection control error
Compressor down by high pressure sensor protection control 1
Compressor down by high pressure sensor protection control 2
Compressor down by high pressure sensor protection control 3
Compressor down by low pressure sensor protection control 1
Compressor down by low pressure sensor protection control 2
Compressor down by low pressure sensor protection control 3
Outdoor unit SUMP DOWN 1 protection control
Outdoor unit SUMP DOWN 2 protection control
Outdoor unit SUMP DOWN 3 protection control
Outdoor unit discharge temperature 1 protection control
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