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. - V$ f; ?1 A5 O/ u7 K# |! }% Y% h4 W- M! T2 v4 `* ^+ h' f
The sensors are located on each side of the garage door. You can manually adjust to make them align. * {! N$ l5 h; R( m1 r$ v3 ] L! V0 x( O' j2 ^) eMy husband did exactly the same thing and fixed the issue.5 n4 S4 C. ^* M. q+ B1 T7 a. E% x
, e* q3 z' ?: MHope this will help you bit. Sorry. I can't type in Chinese now.