The E1 error code indicates a malfunction with the indoor fan motor. This can affect airflow, resulting in poor cooling or heating.
The motor may have failed or become damaged.
Dirt, dust, or debris may be blocking the fan blades.
Wiring issues can prevent the motor from operating.
Check for debris or blockages in the fan blades.
Inspect the motor for failure or wear.
Ensure that the wiring to the fan motor is intact and secure.