Posted 12/6/2016 06:34 (#5679140 - in reply to #5679010) Subject: RE: HARD starting JD 4840
Northwest Iowa
As others have said a gear reduction starter with 2 12 volt batteries is good. Does it start better with a full tank? Try giving the charge pump on the side of the injector pump a few pumps before starting. The check valve can seep backwards.
HARD starting JD 4840
