As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT ANNUAL INSPECTION, FUEL STAINS NOTED ON BOTTOM OF WING. INVESTIGATION REVEALED DETERIORATED CONDITION OF FUEL VENT LINE HOSES. HOSES CRUMBLED AT THE TOUCH. AUTO FUEL NOT A FACTOR. AIRCRAFT STORED OUTSIDE (TIE-DOWN). NO EVIDENCE OF HAVING BEEN REPLACED, ORIGINAL EQUIPMENT. SUBMITTER RECOMMENDATION: ANY TANK NOT INSPECTED IN THE LAST 10 YEARS SHOULD BE REMOVED AND VENT LINE HOSES REPLACED.