As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT AT 210 KTS LVL 2 ENG 3 RPM LO ALERT. ENG 3 N2 ROLLED BACK TO 32% FOR 30 SECONDS AND THEN RECOVERED AND OPERATED NORMALLY REST OF FLT C/W RII REQUIREMENTS REFERENCE GMM 04-02/71, VERIFIED HMU INSTALLATION IAW MD11 MM 73-21-01. OPEN