550 Combine Transmission Input Shaft Loose

jogl

Member
We have a 550 with the traction drive. The input shaft is loose enough that the throw out bearing was rubbing on the clutch dust guard. There appears to be about .040" slop. I suspect that the left input shaft bearing is bad.

I think that it is the older style transmission with ball bearings because there does not seem to be any back and forth play.

Do I have to split the trans to get at that bearing? Or can I access it by just taking off the left housing cover? (The plate that the input shaft goes through.)

Also, where is the serial number located on the transmission?

Thanks,
JP.
 
For future reference;

The bearing can be changed without removing the trans from the machine as long as you can get it pulled out of the trans case and off of the input shaft. Luckily our old bearing came out easily (it was already in pieces).

It was the older style with the ball bearings.

JP.
 

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