Originally Posted by ezveedub
Did you take the pump apart and check the impeller for anything in it? Might want to do that before going RMA. I’ve only had one D5 make noise and it was right after fully bleeding a system and then running it at close to full speed. Never found anything wrong inside and it was replaced by EK.
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Originally Posted by SoMBrA
Check impeller as suggested. Use some specific product to clean it and should be fine!
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I haven't pulled it from the system yet, but I did check it before installing it. While bleeding and testing the system I had an inline filter installed. However this noise only began a few weeks after the final assembly.
When I take it out I'll check it for debris again.
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