Error Codes
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| Erroe Items | Code | Error Beep | Cause | Remedy |
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| Power | E1 | One long beep | Power frequency is other than 50 Hz. | Unplug the power cord plug and check if the power frequency is 50 Hz. |
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| frequency Error |
| for 2 sec |
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| (50/60Hz) |
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| Plug the power cord in 50 Hz power source and see If “E1” appears. If the error |
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| code is displayed again even after the correct power source is provided, contact |
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| the nearest service centre. |
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| Thermistor | E21 | One long beep | Thermistor Sensor which is supposed to | Unplug the power cord and wait for more than 10 seconds. Plug the power cord |
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| Open Error |
| for 2 sec | sense the temperature of the cavity | again. If the symptom persists, contact the nearest service centre. |
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| inside does not work properly. |
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| (Thermistor Sensor open) |
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| Thermistor | E22 | One long beep | Thermistor Sensor which is supposed to | Unplug the power cord and wait for more than 10 seconds. Plug the power cord |
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| Short Error |
| for 2 sec | sense the temperature of the cavity | again. If the symptom persists, contact the nearest service centre. |
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| inside does not work properly. |
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| (Thermistor Sensor short) |
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| Temperature of | E3 | One long beep | The oven cavity gets too hot due to | Open the oven door and check if 1) the oven has been operating with no load or |
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| exhaust air too |
| for 2 sec | excessive operation with no load or small | too small load, 2) the air filter is placed in a wrong position, or 3) any blocking |
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| High Error |
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| load, or due to some blocking materials | materials exist around the Air Exhaust. Cool down the oven (for approx. 30 min) |
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| around the Air Filter or Air Exhaust at the | under the normal temperature. The oven is back to normal when the error code |
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| back of the oven. | “E3” disappears and “ON” appears again in the display window. |
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| Unplug the power cord, remove the blocking materials around the ventilation |
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| openings, cool down the oven (for approx. 30 min) sufficiently, plug the power |
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| cord in again and check if the error code appears again. |
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| If the symptom persists even when the oven is cooled down sufficiently, contact |
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| the nearest service centre. |
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| E41 | One long beep | The circuitry inside the oven is not | Unplug the power cord and wait for 10 seconds. | |
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| Error |
| for 2 sec | working correctly. | Plug the power cord in again and check if the error code “E41” appears again. If |
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| the symptom persists, contact the nearest service centre. |
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| E42 | One long beep | The circuitry inside the oven is not | Unplug the power cord and wait for 10 seconds. | |
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| Error |
| for 2 sec | working correctly. | Plug the power cord in again and check if the error code “E42” appears again. If |
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| the symptom persists, contact the nearest service centre. |
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