What are the common issues that can arise with an air conditioner drain pan and how can they be prevented or resolved?

Common issues that can arise with an air conditioner drain pan include clogs, leaks, and mold growth. These issues can be prevented by regularly cleaning and maintaining the drain pan, ensuring proper drainage, and using a pan treatment to prevent mold. If issues do occur, they can be resolved by unclogging the drain line, repairing any leaks, and cleaning or replacing the drain pan as needed. Regular maintenance and attention to the drain pan can help prevent these issues from occurring.