Yes. The vertical fingers should be pushing the horizontal fingers out of the way so that the slides can go all the way back, and allow the payout. I had the same issue, and with help from others on the forum, realized that the vertical fingers were my problem. Here is the thread
http://www.coinopcollectorforum.com/viewtopic.php?f=32&t=5362 Before you do that check out this great video
https://www.youtube.com/watch?v=sjKSoRKW0i0 (I think it is from one of the forum members.) Around 7:30 there is a section on how to test the slides, to see if the vertical fingers are the issue.
Keep plugging away, and you will get it figured out.
Phil