What was found
DEN - THE CREW ELECTED AN AIR TURN BACK AFTER OBSERVING THE RT ENGINE AT 104 PERCENT AND 2700 LBS TORQUE WOULD NOT MAKE REQUIRED TORQUE. THE CREW ACCOMPLISHED AN UNEVENTFUL LANDING. MAINTENANCE CALIBRATED THE TORQUE SYSTEM, THE ITT SYSTEM, COMPRESSOR WASHED THE ENGINE, AND REPLACED THE N1 INDICATOR. THE ENGINE RUN WAS SATISFACTORY. (M)