Combines 863 gearbox oil

junkman; Check gearbox level with head down. Use 85w140 to add. Don't know about the other grease.

What is the level of gear oil supposed to be in the gearcasesIJ

On the 900 series heads and others, the fill and check plug is located at the upper end of stripper plates between the gathering chain drive sprockets. Takes a 3_8 square drive to remove. When the plug is removed, it has a short dipstick attached to tell what the level is.