My dryer doesn't start without help

My dryer doesn't start without help

I have a Hoover VisionHD VHC 781 XT.

ANSWERS:

"Check the tension on the drive belt.

UPDATE

Take a look at this video and see if you can relate, sounds like you may have a bad start capacitor.:

https://www.youtube.com/watch?v=NXVQgA1f..."