Hey there Joslyn, If you want i can pop over tonight to give you a hand on fixing the return i have lots of plumbing parts and pipe.  So if you can handle yet another MIKE 

   Give me a call ok my number is at the upper post that i sent you.  I take it you are running 1" or 3/4" right for the mak 4 
mike 
p.s I have a hockey game tonight in shilo at 6pm and can stop over later ok