As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- AIR TRAFFIC CONTROL ADVISED ON DEPARTURE FROM FRESNO THAT THREE SEPARATE CALLS WERE MADE, REPORTING THAT FUEL WAS VENTING FROM THE AIRCRAFT. ALL INDICATIONS FROM THE COCKPIT WERE NORMAL THE ENTIRE FLIGHT. REMOVED AND REPLACED VENT FLOAT VALVE. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.