What was found
DURING FLIGHT, LT INTAKE HEAT INOP. AIR RETURN TO MEM. MAINTENANCE REMOVED AND REPLACED LT FWD INLET IAW 71-60-05-4, P/N ON/OFF NH24668-169, S/N OFF L198028,ON L291011. RAN A/C FOR 20MIN. RE-INSTALLED SHOEBOXES BACK TO ORIGINAL POSITIONS. OPS CHECKS GOOD AT THIS TIME.