As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK INFLIGHT T117/23MAY. CREW REPORTED BOTH ENGINE FUEL FILTER CLOG INDICATIONS. RETURNED TO JFK AND LANDED WITHOUT INCIDENT. REPLACED LT AND RT ENGINE FUEL FILTERS. REPLACED LT AND RT ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCHES. SYSTEM GROUND CHECKED NORMAL OPERATION. (A)