What was found
PACK R ADVISORY PACK IS FAILED OR MANUALLY SHUT DOWN. PACK SWITCH OFF PER TOMC ASSOCIATED BURN ODOR WRITEUP TO B SEN T C/W CREW AND CABIN CREW QUESTIONAIRE IMAGES SENT MAINTENANCE MESSAGES 21-65173 OR 21-65223 OBSERVED IN FAULT HISTORY. T/S PER DMC-B787-A-21-50-F1-89A-421A-A. VISUAL INSPECTION OF RIGHT AIR CYCLE MACHINE SHOWS SIGNS OF BLADE RUBBING. PERFORMED AIR CYCLE MACHINE BREAKWAY TORQUE FUNCTIONAL TEST PER AMM B787-A-21-52-02-00A-340A-A. TORQUE CHECK FAILED. REMOVED RH AIR CYCLE MACHINE PER DMC-B787-A-21-52-02-02B-520A-A. LOCKING UNLOCKING FOR SIGN OFF. INSTALLED RIGHT PACK AIR CYCLE MACHINE IAW AMM 21-52-02-02B-720A-A UP TO AND INCLUDING STEP 1D(4B). ROTABLE PARTS CHANGE WAS INDICATED - TT # 1949140 SN OFF 2078 MACHINE, AIR CY OFF 10-2152-9-0005 2078 ON 10-2152-9-0005 9898 FINISH INSTALLATION RH ACM IAW AMM 21-52-02-02B-720A-A FROM STEP 1D(4B) TO COMPLETION. OPS CHK NORMAL.