This kind of humming is common with a 3600 and a standard Wraith Cooler. It usually isn’t a sign of trouble unless it’s loud or persistent. A recording could help confirm if it’s normal or if something needs attention.
This kind of humming is common with a 3600 and a standard Wraith Cooler. It usually isn’t a sign of trouble unless it’s loud or persistent. A recording could help confirm if it’s normal or if something needs attention.