6. TROUBLESHOOTING
6-1. Error Code Summary
wWARNING : When you check the Resistance values, be sure to turn off the power. And wait for the
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| Error Detection |
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| Error Generation Factors | Remark | |
NO | 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 |
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Error | of Freezer Sensor |
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3 | Refrigerator | Er | rS | Short or Disconnection |
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Sensor Error | of Refrigerator Sensor | Check each sensor and its | ||||
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4 | Defrosting | Er | dS | Short or Disconnection | ||
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Sensor Error | of Defrosting Sensor |
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5 | Icing Sensor | Er | IS | Short or Disconnection |
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of Icing Sensor |
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Error |
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| Even though it is passed |
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| 1 hour since then | Temperature Fuse | |
6 | Poor Defrosting | Er | dH | Defrosting , if Defrosting | Disconnection, Heater | |
sensor is not over 8°C, it | disconnection, DRAIN Jam, | |||||
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| is caused | Poor Relay for Heater | |
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| It is caused when | Poor BLDC Motor | |
| Abnormality of |
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| feedback signal isn’ t | connection, DRIVE IC, and | |
7 | BLDC FAN Motor | Er | IF | over 115 | TR Tx/Rx between icemaker | |
| for Ice Making |
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| seconds during BLDC | and main board. | |
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| FAN motor operating |
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| It is caused when | Poor BLDC Motor | |
| Abnormality of |
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| feedback | ||
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| connection, DRIVE IC, and | |||
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| signal isn’ t over 115 | |||
BLDC FAN Motor | Er | FF | TR Tx/Rx between icemaker | |||
seconds during BLDC | ||||||
| for Freezer |
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| and main board. | ||
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| FAN motor operating | |||
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| Abnormality of |
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| It is caused when | Poor BLDC Motor | |
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| feedback | connection, DRIVE IC, and | ||
BLDC FAN Motor | Er | CF | signal isn ’ t over 115 | TR Tx/Rx between icemaker | ||
| for Mechanic Room |
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| seconds during BLDC | and main board. | |
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| FAN motor operating |
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| Communication Error | Poor Communication | |
| Communication |
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| connection,Poor TR of | ||
10 | Er | CO | between Micom of Main | Transmitter and Receiver | ||
Error | ||||||
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| PCB and Display Micom | Tx/Rx between icemaker | ||
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| and main board. | |
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