Originally Posted by theatriks
So i looked over everything and im not having any problems with po1 po2 or po4....the problems im having are the arm itself is popping off the at21 balls that are mounted on the chassis everytime i tap a board .......everything else stays together.......if theres a fix for that !...let me know.
The main rule for P03 - press fresh P03 on the AT21 balls first
and put the lower arm on these P03 after that
Please check are you doing it in that manner?