How do I connect the pneumatic bath bomb press machine with air compressor? Cut the fitting from the orange air hose at first, secondly plug the air hose to the PC8-02 8mm tube OD 1/4" connect fitting, then screw the 1/4" NPT air hose fittings female plug into the connect fitting. Is the product compatible with standard air compressors? Yes, this machine is compatible with most standard air compressors on the market. Before use, please ensure that your air compressor can provide sufficient pressure and airflow. What should I do if I encounter a malfunction during use? Common issues include the machine not starting or failing to produce balls. Check the connection to the air compressor, ensure the pressure is adequate, and verify that the mold is properly placed. What is the maintenance and cleaning method for the machine? This stainless steel bath bomb machine is easy to clean. Simply wipe it down with clean water & cloth. For stubborn stains, use appropriate cleaning agents. Regularly check the connections & air pressure system to ensure everything operates correctly How should I store the finished bath salt balls? Store the finished bath salt balls in a cool, dry place away from moisture and direct sunlight. Using an airtight container can help maintain their fragrance and effectiveness.