Here are some common reasons why a mini-split heat pump may experience leaks, along with suggested solutions:

• Poor Condensate Discharge: Mini-split heat pumps generate condensate during operation. If the drain line is blocked or improperly installed, condensate may not drain properly, leading to accumulation and eventual leakage. Ensure the drain hose is clear and properly aligned.

• Installation Issues: Incorrect horizontal installation of the indoor unit can disrupt the internal drainage system, causing leaks. Have a professional technician verify the unit's installation for proper balance.

• Condensate Pan Pump Failure: Some heat pump systems utilize a pump to remove condensate from the indoor unit to the outside. Malfunctioning pumps or circuitry issues can prevent proper drainage, resulting in indoor unit pooling. Check the pump's functionality and circuitry.

• Climate Conditions: In extremely hot and humid climates, heat pumps may produce more condensation than usual, overwhelming the original drainage system. Consider this factor, especially during wet seasons.

For any of these issues, it's advisable to consult a professional repair service to inspect and maintain your mini-split heat pump, ensuring safe and efficient operation.