Guess it all goes back to that old saying "pride in workmanship". It seems to becoming a more "hurry-up" world. How about "quality instead of quantity" within reason? Are/were the lnuts tight on the inside??? A "red sticker" special! John
I did not remove the covers to check, but from the looks of it I would say that they were loose. I'll also bet that the required bushings according to 300.4(F) were missing.