What was found
ERRONEOUS TEMPERATURE READINGS ON ESC PAGE ON AIR DUCT FROM PACKS , UNABLE TO MAKE TEMPERATURE ADJUSTMENTS, STRANGE ALMOST BURNING SMELL THROUGHOUT FLIGHT DECK AND PASSENGER CABIN. MEL 21-61-1CCAT: C DUE: 2OCT25. ERRONEOUS TEMPERATURE READINGS ON ESC PAGE ON AIR DUCT FROM PACKS , UNABLE TO MAKE TEMPERATURE ADJUSTMENTS, STRANGE ALMOST BURNING SMELL THROUGHOUT FLIGHT DECK AND PASSENGER CABIN (FLIGHT 4294) DEFERRED BOTH PACK TEMP AUTO MODE PER MEL 21-61-1C. CW MX ACTION. VERIFIED BOTH MANUAL MODES WORK AND DUCT TEMP SENSORS OPERATE PROPERLY. NO ABNORMAL SMELLS NOTED WHILE RUNNING PACKS. PLACARDS INSTALLED