What was found
LEFT WING BODY OVERHEAT IN FLIGHT. RAN QRH, LIGHT WENT OUT. FOUND LEAKING CLAMP & HOLE IN LT HEAT EXCHANGER PLENUM. PERFORMED WHEEL WELL, WING, LOWER BODY OVERHEAT OPS TEST. NO FAULTS NOTED. OPS CHK NORMAL. OK TO CONTINUE. LT PACK AFT HEAT FIBERGLASS HEAT EXCHANGER DUCT HAS A HOLE ON TOP REMOVED LEFT HEAT EXCHANGER AND PLENUM DIFFUSER ASSEMBLY REF AMM TASK 21-51-03-000-805-002. INSTALLED NEW PRIMARY PLENUM ON HEAT EXCHANGER REF AMM TASK 21-51-03-400-804-002. LEFT PACK TEMP CONTROL VALVE AFT CLAMP HAS A LEAK. R & R LT PACK TCV V-BAND CLAMPS IAW AMM 21-51-10. NEEDS LEAK CHECKED AFTER PACK RE-ASSEMBLY.