The following table shows the fault protections.

Error Codes | Solution |
---|---|
Indoor unit | LED display function |
E0 | EEPROM error |
E1 | Indoor and outdoor communication error |
E2 | Zero-crossing examination error |
E3 | Fan speed beyond control |
E5 | Outdoor units temp. sensor or connector of temp. sensor is defective |
E6 | Indoor units temp. sensor or connector of temp. sensor is defective |
P0 | Inverter module protection |
P1 | Outdoor voltage protection |
P2 | Compressor top protection against temperature |
P3 | Compressor current protection |
P5 | Outdoor low temp. protection |
Outdoor unit | LED display function |
E0 | EEPROM error |
E1 | No 1 Indoor units pipe temp. sensor or connector of pipe temp. sensor is defective |
E2 | No 2 Indoor units pipe temp. sensor or connector of pipe temp. sensor is defective |
E3 | No 3 Indoor units pipe temp. sensor or connector of pipe temp. sensor is defective |
E4 | Outdoor temp. sensor or connector of temp. sensor is defective |
E5 | Compressor voltage protection |
E6 | No 4 Indoor units pipe temp. sensor or connector of pipe temp. sensor is defective |
E7 | Indoor and outdoor communication error |
P0 | Compressor top protection against temperature |
P1 | High pressure protection |
P2 | Low pressure protection |
P3 | Compressor current protection |
P4 | Inverter module protection |
P5 | Outdoor low temp. protection |
P6 | Condenser high-temperature protection |
Troubleshooting
Before requesting service, please refer to the chart below for possible solutions:
Symptoms: No power
Possible Cause:
- Power failure.
- Line voltage too low.
- Unit is unplugged or not completely plugged in.
- Unit is off.
- Batteries in remote are weak or dead.
- EMERGENCY/REMOTE switch is not set to REMOTE.
Possible Solutions:
- Restore the power.
- Contact electrician to install new outlet.
- Insert plug all the way.
- Turn unit on.
- Replace remote’s batteries.
- Slide EMERGENCY/REMOTE to REMOTE.
Symptoms: The compressor does not turn on. (no cool air)
Possible Cause:
- When the unit is first plugged in and turned on, the compressor will delay turn on for 3 minutes.
- If the unit is turned off and then immediately back on, the compressor will delay for 3 minutes.
- The air filter(s) is dirty or clogged.
- Unit is located near a heat source (heater, stove, etc.)
- A door or window is open.
- There is an obstacle in front of intake or indoor unit.
- Thermostat is set too high.
Possible Solutions:
- Wait 3 minutes for the unit to operate.
- Wait 3 minutes for the unit to operate.
- Clean or replace filter(s).
- When locating unit for the first time,make sure it is in a desirable location.
- Shut door or window.
- Remove obstacle.
- Set thermostat lower.
Symptoms: Strange sounds occur
Possible Cause: During operation, especially after turning it on or off, refrigerant flows inside the unit.
Possible Solutions: This is normal.
Symptoms: Strange smells occur.
Possible Cause: The fan is bringing out the smells of the carpet, walls, etc.
Possible Solutions: The smell should go away shortly.
Symptoms: No remote operation.
Possible Cause:
- Batteries are weak, dead or inserted improperly.
- Remote is out of range.
- Remote not aimed at sensor.
- There is an obstruction between unit and remote.
Possible Solutions:
- Replace batteries.
- Move closer to unit.
- Aim remote at sensor.
- Remove obstruction.
Self-Diagnostic Function


Indoor fan does not operate at all (E6).

Product does not operate at all.

Daewoo Air Conditioner Remote Control

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