What was found
NR 2 ENGINE DECELERATED DURING FLIGHT. ENGINE WAS SHUT DOWN AND A SINGLE ENGINE LANDING WAS MADE. UPON INVESTIGATION BY MAINTENANCE, THE PR LINE AT THE GOVERNOR WAS EXTREMELY LOOSE. TIGHTENED B-NUT AND ENGINE PERFORMED SATISFACTORY DURING POST RUN-UP. GOVERNOR AND CONTROL HAD RECENTLY BEEN REPLACED. NO TORQUE STRIPE WAS FOUND ON FITTING TO INDICATE ANY SLIPPAGE OF NUT. POSSIBLE CAUSE: LINE NOT TORQUED PROPERLY. ALL OTHER B-NUTS WERE CHECKED FOR PROPER TORQUE. (X)