If you hear a squeaky noise when the door is opening and closing this is most likely a sign that the pvc part of the exterior frame weather stripping and the weather stripping between garage door sections have probably dried out and are.
Loose belt garage door.
Next jump the belt at the sprocket pulley at the opener 2 notches on the belt.
This would reduce the slack and less tension on the belt.
I recently replaced our chain driven garage door opener which functioned fine for 9 years with a chamberlain myq opener which runs off of a belt instead.
I am sorry no more videos in 4k takes too long to edit.
However you may have to adjust the travel slightly.
When opening the door the belt on the non pulling side is very loose.
It was nearly a direct swap and all works as desired except.
Brand new chamberlain garage door opener with excessive slack in belt drive.
A belt drive garage door opener uses a rubber belt instead of chain links to open the garage door this makes it relatively soundless compared to its chain counterpart.
Tim the belt needs to be loosened at the trolley with the door closed.
A constant grinding noise could be a sign that your garage door opener s chain or belt is either too loose or too tight either way it needs adjusting.
This is not a goodbye video i need to step back to figure out more content for my youtube channel.