6. TROUBLESHOOTING
ERROR CODE on display panel
| Error Detection | Error Display |
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NO |
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| Error Generation Factors | Remark | ||
Freezer | Ref. | |||||
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| Temperature | Temperature |
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1 | Normality |
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| None | Normal operation of Display | |
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2 | Freezer Sensor | Er | FS | Short or Disconnection of |
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Error | Freezer Sensor |
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3 | Refrigerator | Er | rS | Short or Disconnection of |
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Sensor Error | Refrigerator Sensor | Each Sensor have to check | ||||
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| disconnection | |
4 | Defrosting Sensor | Er | dS | Short or Disconnection of | ||
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Error | Defrosting Sensor |
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5 | Icing Sensor Error | Er | IS | Short or Disconnection of |
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Icing Sensor |
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| Even though it is passed | Temperature Fuse | |
6 | Poor Defrosting | Er | dH | 1hour since then Defrosting, | Disconnection, Heater | |
if Defrosting sensor is not | disconnection, DRAIN Jam, | |||||
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| over 46°F(8°C), it is caused | Poor Relay for Heater | |
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| Abnormality of |
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| It is caused when F/B signal | Poor BLDC Motor connection, | |
7 | Brushless DC | Er | IF | isn’t over 65 seconds during | DRIVE IC, and TR | |
FAN Motor for Ice | Brushless DC FAN motor |
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| Making |
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| Abnormality of |
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| It is caused when F/B signal | Poor BLDC Motor connection, | |
8 | Brushless DC | Er | FF | isn’t over 65seconds during | DRIVE IC, and TR | |
FAN Motor for | Brushless DC FAN motor |
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| Freezer |
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| Abnormality of |
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| It is caused when F/B signal | Poor BLDC Motor connection, | |
9 | Brushless DC | Er | CF | isn’t over 65seconds during | DRIVE IC, and TR | |
FAN Motor for | Brushless DC FAN motor |
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| Mechanic Room |
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| Communication |
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| Communication Error | Poor Communication | |
10 | Er | CO | between Micom of Main PCB | connection, Poor TR of | ||
Error | ||||||
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| and Display Micom | Transmitter and Receiver | ||
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NOTE) In the case of Room Temperature Seneor Error, “Er rt” appears on the Display when Ultra Ice KEY and Freezer Temp’ KEY pressed at the same time for one second.
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