As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON POST FLIGHT PILOT FOUND SUDDEN LEAKAGE OF FLOAT BOTTLE WITH INDICATION THAT INFLATION WOULD NOT BE POSSIBLE IF NOT REPAIRED. THE MECHANIC REMOVED AND REPLACED THE FILL VALVE O-RING AND SERVICED. THE FLOAT BOTTLE AND AIRCRAFT WAS RETURNED TO SERVICE.