As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, RIGHT ENGINE SURGING. TORQUE FLUCTUATION 10 - 15 PERCENT, NH FLUCTUATION. RETURNED TO SLC. REMOVED AND REPLACED THE HMU AND THE FUEL PUMP ON THE RIGHT ENGINE IAW EMB MM 73-21-00 AND RII 13-301. P/N ON: PUMP 3040627 HMU 786390-10, S/N ON: PUMP 1739M HMU M80201 P/N OFF: PUMP 5009986 HMU 786390-4 S/N OFF: PUMP 2572 HMU M80514.