As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OCCURED WHILE ACFT WAS IN HANGER. EMERGENCY LOCATION TRANSMITTER: AK451, 121.5/406 HZ ACTIVATED GIVING FALSE ACCIDENT SIGNAL. COAST GUARD CALLED REGISTERED OWNER AND UNIT WAS TURNED OFF. 70 PERCENT OF THESE UNITS HAVE FAILED IN THIS WAY. CONTACTED FSDO SW 09 ABOUT THIS. AD SHOULD BE COMPOSED ON THESE UNITS.