If when it opens 2 feet and stops for the first time in a while the motor housing within a minute or two of that feels distinctly warm that would confirm the supposition that it is stopping owing to internal overheating having nothing to do with the load of the door.
My garage door opens about two feet and stops.
When your garage door opener suddenly stops operating properly the cause of the problem is usually pretty simple to understand and the solution is usually quite easy.
Then look to see if the rollers are in working order.
A garage door that only opens halfway becomes a nuisance for many reasons.
Quite often the cause of your door s malfunction is an improperly set garage door limit.
Pull the release cord and try lifting the door manually.
They need to have a clear line of sight between them in order for the door to work properly.
My guess is that the track is jammed.
If it travels all the way up with not problems the track is clear and the motor or its.
Here are the eight most common problems along with the most likely repairs for each.
If none of the following fixes seem to correct the problem you will need to consult the owner s manual or contact a professional.
Verify if there isn t a block between them.