As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER FLIGHT THROUGH RAIN, WATER ENTERS LIFT DETECTOR AND CAUSES STALL WARNING HORN TO SOUND CONTINUOUSLY. UNIT IS NOT EASY TO DRY OUT REQUIRING REPLACEMENT. SUBMITTER STATED THIS IS A RECURRING PROBLEM. RECOMMEND IMPROVED INTERNAL SEALING OF LIFT DETECTOR. MANUFACTURED BY 'SAFE-FLIGHT'. PROBLEM OCCURS WITH SEVERAL PART NUMBERED UNITS.