What was found
ENGINE ROUGHNESS DUE TO EXCESS RIGH MIXTURE. FOUND RECENT OVERHAULED SERVO TO BE AT FAULT DUE TO SEAL LEAKING FUEL INTO AIR CHAMBER. SERVO TSO SERVICE 30 HOURS. SEAL, S/N 2539561.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE ROUGHNESS DUE TO EXCESS RIGH MIXTURE. FOUND RECENT OVERHAULED SERVO TO BE AT FAULT DUE TO SEAL LEAKING FUEL INTO AIR CHAMBER. SERVO TSO SERVICE 30 HOURS. SEAL, S/N 2539561.