Career Airconditioner error codes

Carrier Inverter Air Conditioner Error Codes
Error Code Description Repair Method
E1 Indoor Unit Sensor Error Check the indoor temperature sensor; replace if faulty.
E2 Outdoor Unit Sensor Error Inspect the outdoor temperature sensor; replace if necessary.
E3 Compressor Protection Error Ensure the compressor is not overheating; check for proper ventilation.
E4 Communication Error Inspect wiring between indoor and outdoor units; repair any issues.
E5 Refrigerant Leakage Error Check for refrigerant leaks; recharge the system and fix any leaks.
E6 High Pressure Error Look for blockages in the refrigerant lines; clear any obstructions.
E7 Low Pressure Error Ensure refrigerant levels are adequate; check for leaks and recharge.
E8 Drainage Error Inspect the drainage system for blockages; clean the drain line.
E9 Fan Motor Error Check the fan motor operation; replace if it’s not spinning properly.
E10 Power Supply Error Check the power supply and voltage; reset the unit if necessary.
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