Intermittant Duct Detector Troubles

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=wuHlHJrGpBs

Hopefully this will help troubleshooting a Simplex 4098-9756 Duct Detector that displays random intermittant troubles even after all of the known componets h...

Duct detectors, Simplex, Simplex Fire Alarm
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