That Surfer is such a clean machine, it must be a joy to work on. Tropic Isle is gonna look fantastic with that beautiful NOS playfield. Thanks for the video.
Because it holds the dog in place and at the same time acts as a guide without it the dog can't do its job. For a better look check out our video Demystifying Score Motors
@@goatshedempinballrepair8545 The Dog is the score motor? I never heard of a switch on the score motor being called a Switch Dog Carrier because its not on any pinball EM schematics saying Switch Dog Carrier, or am I wrong?
@@goatshedempinballrepair8545 Try to make a lesson about the different score motor cams, Index cams, impulse cams, forward cams, etc and show up close the the DOG is and the dog rides on the edge of the cam. There is different types of CAMs to do over in the video lesson