I used a spoon handle to take out the diverter and found out the thing has a spring assembly inside. Store sells them for about 10 bucks, I wonder if they are really needed, seems like they might be...
I got peerless faucets with plastic inside and only brass nut I find is way at bottom of the faucets on the cover of the main part. How do I get the inserts out. Cannot find any brass nut directly...