[Shop-talk] Garage door opener problem

[Paul Parkanzky]

At our current house, the sensors would act up when the sun was shining on one
of them at just the right angle.  I ended up having to make a shade out of a
piece of disposable cutting board to make it reliable.

-Paul

> On Sep 15, 2014, at 4:31 PM, Jeff Scarbrough <fishplate at gmail.com> wrote:
>
> I second the beam issue.  I've had occasions before where the beam was
> barely aligned, but the action of the door starting must have shook it
> or flexed it off.  I'd watch the lights on the beam receiver as the
> door is operated and see what happens, or I'd go ahead and clean and
> re-align the beam, making sure it's centered.
>
> Jeff Scarbrough
> Corrosion Acres, Ga.
>
>> On Mon, Sep 15, 2014 at 10:18 AM, Steven Trovato <strovato at optonline.net>
wrote:
>> All the advice about lubricating rollers and checking for binding is all
>> good and worthwhile to do.  However, with my Chamberlain openers, when the
>> light blinks and it refuses to close, it means the safety beam system is
>> detecting an obstruction.  It could be a beam alignment issue, it could be
>> dirt or something on the lens.  It could be a fault in the circuit board.
>> In my experience, though, it is never related to the door binding.  On my
>> openers the door may reverse because of binding, but this does not  cause
>> the light to blink.  The fact that the  problem went away for a week when
>> the service guy came leads me to believe that it is not a fault in the
>> board.  It is more likely to be a beam alignment or cleaning issue.
>>
>> -Steve Trovato
>> strovato at optonline.net
>> _______________________________