Poulan Pro RS800 transmission problem

ccvat

Forum Newbie
Please help! I recently bought a PP19A42 riding mower that has an rs800 transmission that wasn't working right. It would move fine in reverse, and slowly in forward, but binding up when I pressed the forward pedal down very far, and was burning the drive belt. I took the transmission out, cleaned the grass, replaced the cam system and the variation pully assembly. The driven pulley was inspected and was in good shape. Checked the measurement for the Inversion rod, put it all back together, and it did exactly the same thing. I checked the belt routing, checked all four of the pulleys, and they are fine, as well. When jacked up, everything works like it is supposed to. And goes forward all the way, as it should. When on the ground, binds up. I am at wits end! Has anyone else had this problem? If so, what's the solution? Thanks in advance for any suggestions.
 
Please help! I recently bought a PP19A42 riding mower that has an rs800 transmission that wasn't working right. It would move fine in reverse, and slowly in forward, but binding up when I pressed the forward pedal down very far, and was burning the drive belt. I took the transmission out, cleaned the grass, replaced the cam system and the variation pully assembly. The driven pulley was inspected and was in good shape. Checked the measurement for the Inversion rod, put it all back together, and it did exactly the same thing. I checked the belt routing, checked all four of the pulleys, and they are fine, as well. When jacked up, everything works like it is supposed to. And goes forward all the way, as it should. When on the ground, binds up. I am at wits end! Has anyone else had this problem? If so, what's the solution? Thanks in advance for any suggestions.
You have done way more that most people. Most people stomp on the pedal over and over and give up and buy another mower. This specific transaxle with a black plastic case has its share of known issues. I would try to find a used transaxle (needle in a haystack), or look for another good used riding mower. Once you have exhausted all attempts, and most shops will not repair these units, it is time to move on.
 
We can't repair them beyond external parts as the manufacture will not provide any parts or diagrams. Many lawnmower OEMs discovered the same thing and redesign away from them.

I don't think even GTI knows how to repair one when it fails other than guessing. I am surprised that they are still in business.

Yes all the externals are available as they heavy wear items.

And the 580486201 is superseded to 590277501. It lists for $800+ if the OP wants to go that route.
 
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