As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL SMELL WAS NOTED BY CREW IN FLIGHT AND LANDED AT HOSPITAL PAD IN FREDERICKSBURG, TX. AFTER SHUTDOWN THE PILOT OPENED ENGINE COWLS TO INVESTIGATE AND FOUND WET LIQUID ON THE OUTBOARD SIDE OF HMU AT B-NUT. THE PILOT TOOK AIRCRAFT OUT OF SERVICE AND REPORTED ISSUE TO AMT.