The E1 error code refers to a malfunction with the indoor fan motor. A malfunctioning fan motor can result in inadequate airflow, reducing the unit’s efficiency.
The fan motor may have malfunctioned or become worn out over time.
Dirt, dust, or debris blocking the fan can prevent it from operating.
Wiring issues or power problems can prevent the motor from operating.
Look for any debris or blockages obstructing the fan blades.
Inspect the motor for failure or wear.
Ensure that the wiring to the fan motor is intact and secure.