As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE STALL WARNING REED WAS REPLACED DUE TO INTERMITTENT ACTIVATION IN THE STALL CONDITION. THE NEW REED ACTIVATED 2.6 HOURS LATER. THIS REED WAS REPLACED AND ANOTHER INSTALLED ONLY TO SOUND ANOTHER 1.3 HOURS INTO ITS SERVICE LIFE. IT WAS DISCOVERED THAT BOTH REEDS WOULD SOUND IN EITHER SUCTION OR PRESSURE TESTS. THE REED WAS REPLACED WITH A SERVICEABLE REED THAT SOUNDS ONLY IN SUCTION.