My garage door has the same problem. I phoned Barcol and the guy told me it is a easy fix. Usually because the two sensors above the ground are not in alignment.) k4 C- @1 } p+ u* ~8 R
' l- Z2 k2 q8 O3 ]The sensors are located on each side of the garage door. You can manually adjust to make them align. 5 ^& ^- C/ D# r3 W " f8 o9 S7 L r- YMy husband did exactly the same thing and fixed the issue.0 _7 O8 K$ D& @. k
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Hope this will help you bit. Sorry. I can't type in Chinese now.