As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LEAK TEST OF A PT6A FUEL NOZZLE ADAPTER ASSY, LEAKAGE WAS DETECTED COMING FROM A WELD ON TOP OF THE FUEL NOZZLE ADAPTER ASSY. THIS IS THE SECOND ADAPTER ASSY FOUND LEAKING IN THIS AREA. SUGGEST THAT ALL WELDS BE CHECKED ADDITIONALLY DURING FUEL NOZZLE ADAPTER LEAK TEST.