Sure! When troubleshooting the Silent Knight SK-DUCT-W duct smoke detector, there are a few things to check. Firstly, ensure that the power supply to the detector is functioning properly and that the detector is receiving power. Check the wiring connections to ensure they are secure and free from any damage or corrosion. Additionally, make sure the duct detector is properly installed according to the manufacturer’s instructions, with proper airflow and clear of any obstructions. If the issue persists, it’s advisable to consult the product manual for specific troubleshooting steps or contact Silent Knight technical support for further assistance.