Last week my garage door started closing and then reopening - when it contacts the ground the center bar up top flexes quite a bit.
I ran the down adjustment 5 full turns out and it seemed to help some but didn't fix the problem.. and if 5 turns doesn't fix it then I have to think something else went wrong causing it to need that much but for the life of me I can't figure it out. The threaded bar on the trolley didn't skip any threads or come loose, opener hasn't moved on its bracket, everything looks as I would expect it to.
Model is an old 1200 series craftsman 1/2 hp.
I ran the down adjustment 5 full turns out and it seemed to help some but didn't fix the problem.. and if 5 turns doesn't fix it then I have to think something else went wrong causing it to need that much but for the life of me I can't figure it out. The threaded bar on the trolley didn't skip any threads or come loose, opener hasn't moved on its bracket, everything looks as I would expect it to.
Model is an old 1200 series craftsman 1/2 hp.
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