What was found
INSPECTION TYPE: N/A ON T/O AFTER SELECTING LT PACK OFF RT PACK PRODUCED BURNING SMELL THEN SUBSIDED IN THE CLIMB, SWITCHED PACKS. OK UPON LOG RT PACK PRODUCED THE SAME SMELL. UPON T/S SMELL NOTED AND RT PACK BITE MSG DISPLAYED WITH RT PACK OFF UPPER EICAS SCREEN TEMP VLD OF .29 DID BITE PROCEDURE AND TEMP CONTROL LIGHT IS RED. CLEANED MSG, CLEARED MEMORY OPS CK AIR CONDITIONING SYS NO SMELL NOTED. OP CK PACK TEMP COOL VLV IAW 21-51-12-4. OPS CK GOOD. OK FOR SERVICE.