The test results with red LED blinking as expected, but the beeping sound is very low volume, can barely hear it. I cleaned the unit with a vacuum. Suggestions appreciated. thanks.

Asked by K. Campbell on 06/24/2011 0  Answer

ManualsOnline posted an answer 13 years, 6 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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