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.7 {1 ]: L5 J4 P+ o+ k
! X3 a4 a) J6 |The sensors are located on each side of the garage door. You can manually adjust to make them align. - {) `' d% Y( }; N3 x9 t+ i( c4 x / k: G& I! s: E" a; NMy husband did exactly the same thing and fixed the issue.' t6 n7 y" L ~* t7 k1 b
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Hope this will help you bit. Sorry. I can't type in Chinese now.