Skeletal mesh animation won`t launch 2. time

Hello everyone, i have assembly instruction animation for simple metal parts and executing via button, custom event as you can see in the attachment.

explotion and implosion (reverse animation) working very well but whenever i want to launch it again 2. time it wont work, trying to force by clicking to button i can only get audio again thats all ! Do you have any idea ?

Thank you and regards