Searcher60 208 #1 Posted April 2, 2018 Hello everybody. Anyone got the link to the thread that somebody posted on here that has pictures of the 520 9 pin connector with all the original wires, their colors and location? Thanks in advance. Share this post Link to post Share on other sites
KC9KAS 4,741 #2 Posted April 2, 2018 @Searcher60 The 8th post has a wiring diagram. 2 Share this post Link to post Share on other sites
cleat 4,984 #3 Posted April 3, 2018 Here are a couple of hand drawn pictures. 520H Engine side.pdf 520H Tractor side.pdf This is a picture of the new sealed 9 pin connectors I installed in my 520HC. Cleat 2 Share this post Link to post Share on other sites