Error Codes
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| Error Items | Code | Error Beep |
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| Cause: | Power frequency is other than 50 Hz. |
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| Remedy: • Unplug the power cord plug and check if the |
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| one beep |
| power frequency is 50 Hz. |
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| Power frequency Error(50/60Hz) | E1 |
| • Plug the power cord in 50 Hz power source and |
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| for 2 sec |
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| see If “E1” appears. If the error code is displayed |
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| again even after the correct power source is |
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| provided, contact the nearest service centre. |
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| Cause: | Thermistor Sensor which is supposed to sense |
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| one beep |
| the temperature of the cavity inside does not |
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| Thermistor Open Error | E21 |
| work properly. (Thermistor Sensor open) |
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| for 2 sec | Remedy: | Unplug the power cord and wait for more than 10 |
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| seconds. Plug the power cord again. If the symptom |
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| persists, contact the nearest service centre. |
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| Cause: | Thermistor Sensor which is supposed to sense |
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| the temperature of the cavity inside does not |
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| Thermistor Short Error | E22 | one beep |
| work properly. (Thermistor Sensor short) |
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| for 2 sec | Remedy: | Unplug the power cord and wait for more than 10 |
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| seconds. Plug the power cord again. If the symptom |
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| persists, contact the nearest service centre. |
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| Cause: | The oven cavity gets too hot due to excessive |
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| operation with no load or small load, or due to |
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| some blocking materials around the Air Filter or |
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| Air Exhaust at the back of the oven. |
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| Remedy: • Open the oven door and check if 1) the oven |
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| has been operating with no load or too small |
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| load, 2) the air filter is placed in a wrong |
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| position, or 3) any blocking materials exist |
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| around the Air Exhaust. Cool down the oven (for |
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| approx. 30 min) under the normal temperature. |
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| Temperature of exhaust air too |
| one beep |
| The oven is back to normal when the error |
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| E3 |
| code “E3” disappears and “ON” appears again |
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| High Error | for 2 sec |
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| in the display window. |
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| • Unplug the power cord, remove the blocking |
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| materials around the ventilation openings, cool |
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| down the oven (for approx. 30 min) sufficiently, |
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| plug the power cord in again and check if the |
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| error code appears again. |
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| • If the symptom persists even when the oven is |
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| cooled down sufficiently, contact the nearest |
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| service centre. |
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| Cause: | The circuitry inside the oven is not working correctly. |
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| one beep | Remedy: Unplug the power cord and wait for 10 seconds. |
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| E41 |
| Plug the power cord in again and check if the |
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| for 2 sec |
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| error code “E41” appears again. If the symptom |
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| persists, contact the nearest service centre. |
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| Cause: | The circuitry inside the oven is not working correctly. |
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| E42 | one beep | Remedy: Unplug the power cord and wait for 10 seconds. |
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| Plug the power cord in again and check if the |
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| error code “E42” appears again. If the symptom |
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| persists, contact the nearest service centre. |
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15
