What was found
DURING CLIMB OUT FROM CONFINED AREA, ENGINE AND ROTOR RPM FLUCTUATED. ROTOR RPM DROOPED, COLLECTIVE APPLIED, ACTIVATED NR 2 ENGINE OEI LIGHT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB OUT FROM CONFINED AREA, ENGINE AND ROTOR RPM FLUCTUATED. ROTOR RPM DROOPED, COLLECTIVE APPLIED, ACTIVATED NR 2 ENGINE OEI LIGHT.