What was found
NR 1 ENGINE EPR AND N1 WERE FLUCTUATING ON POWER LEVER CHANGES AFTER DEPARTURE. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE DRAINED THE FCU MOISTURE TRAP. SUBSEQUENT RUNUP WAS SATISFACTORY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ENGINE EPR AND N1 WERE FLUCTUATING ON POWER LEVER CHANGES AFTER DEPARTURE. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE DRAINED THE FCU MOISTURE TRAP. SUBSEQUENT RUNUP WAS SATISFACTORY.