Farmall Super A PTO Lever

nh8260

Member
I was using my super a today with a PTO corn sheller, something with the sheller came apart and was making sparks and binding things up, so I idled the tractor down and cut the pto lever off (standing beside the tractor) something has happened when I did that cause now the lever will move but it won't engage or disengage the PTO, what have I done and how do I fix it? I should've got on the tractor and pushed the clutch in but I was trying to get it shut off as quick as I could.
 
There is a little "button" on the shift lever that has sheared off or jumped out of the grouve on the sliding shaft that enguages the "dogs" to the main shaft of the tranny. You will need to remove the back part of the pto assy to realy see what happened. I have parts to fix it if you need some. Do you want my phone #
 
Like your choice of the word "button". This might well be the culprit since they tend to wear beyond belief.

To nh8260: Can you still feel the detent positions for the "engaged" and "disengaged" positions of the PTO shifter lever?
a) If you cannot, either Gene is probably right in saying that the "button" jumped out of the groove on the sliding shaft AND/OR the detent pin jumped out of its guide and fell into the rear end case.
b) If you still can feel the detent positions, then Gene is probably right on the "button" being broken.

Before removing the PTO assembly from the rear end case, drain the transmission oil ;-)
 
I recently made the same repair on a Super A that I bought earlier in the year. As previously stated, drain the oil first. My "button" had fell out of its place. Make sure the required spring is in the slot underneath the button. The lever and its workings are designed to have limited movement so the "button" does not fall out of its slot. I believe mine was forced or hit by something which caused my problem.
 
Jim, the "button" you're referring to is what I call the detent pin, while Gene's "button" refers to the part of the lever which rides in the groove and controls the forward (engaged) and aft (disengaged) movement of the hollow shaft that engages the dogs.
Just trying to avoid confusion :)
 
hey gene, yeah what is your number? I don't feel any detent positions at all, the lever just moves with no resistance or anything.
 

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