answersLogoWhite

0

Because it has a spring to slow it down from crashing down to the ground, if it is an automatic engine then it is probably because you are tripping the sensor.

User Avatar

Wiki User

14y ago

Still curious? Ask our experts.

Chat with our AI personalities

TaigaTaiga
Every great hero faces trials, and you—yes, YOU—are no exception!
Chat with Taiga
BeauBeau
You're doing better than you think!
Chat with Beau
FranFran
I've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran

Add your answer:

Earn +20 pts
Q: Why a garage door go back when trying to close it?
Write your answer...
Submit
Still have questions?
magnify glass
imp