Nov 10, 2017 · 6620 questions I have a ’84 6620 with a 218 head. Last year was terrible (2016). So this year I made several improvements, some at the JD shop and some at mine. I thought that would …

Feb 27, 2010 · The 6620 had a 45" wide separator, 7720 a 55" wide, and 8820 was 65" wide. Someone may correct those numbers with more accuracy! We ran 77's and 88's together, both ran the same …

Dec 14, 2008 · I'm on my last fields of corn for the season and have noticed I'm grinding some corn out the back. I slowed the cyl. speed to 350, opened the concave several times. Even with the concave …

Oct 18, 2013 · I am a young farmer just getting started and I am looking for any tips/advice that anyone has for 6620 combines. I only have 150 ac. of corn this year. 6 row head and have never combined …

Jan 14, 2013 · Is anyone willing to type out a list of all the different series/models of JD combines through the years, up to the present? I can't find a list anywhere. Something like... 3300, 4400, 6600 …

Feb 4, 2015 · Where do you locate the serial number, of the John Deere 6620 combine?

Jun 17, 2014 · a/c system 6620 Jump to Latest 6.4K views 3 replies 3 participants last post by 6620 Jun 17, 2014 6 6620 Discussion starter 131 posts · Joined 2011

Oct 3, 2020 · JD 6620 header engage issues. Header engages fine till it is switched off, to re-engage, I have to completely shut the combine down before the header will engage.

Nov 4, 2011 · was harvesting soybeans last night and everything was going good untill I looked back and saw a pile of bean pods un the tank. Tried every possible thing to get the pods/chaff out...slowed …

Aug 4, 2013 · I was finally able to wire up a 94 amp one wire alternator successfully. Next I moved to fix my lighting issues. Before I started working on the lights, the lights next to the engine weren't working …