Posted 6/18/2020 06:53 (#8321458 - in reply to #8320882) Subject: RE: John Deere 8400 Problem
West Central Iowa
The MFWD clutch is spring applied and hydraulic pressure releases it. I have seen a number of these with a blown piston seal on the MFWD clutch and they will act like you described.
The "steam" you see coming from the flywheel area may be coming from the blowby tube.