What was found
COCKPIT ODOR: APPROX 15 MIN FROM DESTINATION BEGAN TO SMELL BURRING ODOR. NO VISIBLE SMOKE. APU WAS OFF ENGINE BLEEDS ON. ODOR REMAINED FOR DURATION OFF FLIGHT. WE LANDED WITH APU OFF, DURING TAXI IN STARTED APU AND TRANSFERRED BLEEDS. WE FELT THE AIR FROM THE BLEEDS WAS ABNORMALLY HOT AND CHOSE TO SHUT APU OFF AND TRANSFER BLEEDS BACK ON. APROX 1 MIN LATER AS TAXING INTO BLOCKS WE GOT AN AMBER PACK TEMP HIGH MESSAGE. SHUT DOWN ENGINES AND SECURED AIRCRAFT.