Is there spring tension on this garage door part

garage-doorgarage-door-opener

We have bedrooms above the garage and I am trying to reduce the noise from the garage doors. I have installed a vibration isolation kit like this on the opener/motor, which already made a huge improvement. But I can still hear some noise from the door running in the track.

VIBRATION ISOLATION KIT

I was thinking of installing another set of these rubber dampers in between the track and the ceiling bracket, but I noticed that the screws holding the bracket on are orange, which, according to Google means that they are under tension. But I can't figure out how there could be tension on this part, since the spring is attached somewhere else completely, and the cable is attached to the bottom of the door.

Is there really tension here? If so, is there a way to install these in this spot without having to unwind the springs?
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Best Answer

When the door is up on the track there is weight on it but when the door is down only the weight of the track is at that location.

Those vibration isolators are really made for compression. I use them on some motor loads they are nothing more than 2 bolts with a cast rubber holding them together. There would need to be some kind of safety device for when the rubber fails so your door and track are not damaged when they break.