This sounds like a weak encoder motor which is common. Here is the location of the unit and how to change it out also I have included the transferase wiring diagrams so you can see how the system works. Check out the images (below). Let us know what happens and please upload pictures or videos of the problem so we can see what's going on.
Images (Click to make bigger)
Saturday, June 10th, 2023 AT 11:56 AM