Intermittent false alarms can be frustrating, but there are several common causes to check for in your Apollo 55000-326USA panel. Firstly, ensure that all detectors and devices are properly installed and securely connected to the panel. Loose connections or faulty wiring can often cause false alarms. Additionally, check for any environmental factors that may be triggering the alarms, such as excessive dust or humidity. It’s also essential to review the programming settings in the panel to ensure they are configured correctly for your specific installation requirements. Finally, if the issue persists, consider consulting the manufacturer’s technical support or contacting a qualified fire alarm technician for further assistance.