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Posted by AZ Nomad on November 17, 2007, 11:21 pm
>>
>>
>>>When activated, my Genie garage door opener should turn on the lights in
>>>the
>>>powerhead and turn them off after 20 seconds or so.
>>
>>>Several days ago it started NOT to turn off lights and I had to push the
>>>light on/off button on the wall console to manually turn them off. Today,
>>>even pushing the button didn't turn off the lights.
>>
>>>The opener works well. It just doesn't turn off the lights. Is this a
>>>problem of the wall console or the powerhead? Thanks.
>>
>> Probably burned points on the relay. Clean with some electrical contact
>> cleaner.
>I've found that when the weather is warm, the opener turns off the lights.
>Where is the relay? In the powerhead?
yes. A relay is basically an electromagnetic switch. A coil is energized
producing a magnetic field which then pulls a switch.
http://en.wikipedia.org/wiki/Relay
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