What was found
HNL - FLT 0072 - DURING CRUISE, NR 2 PNEU HIGH TEMPERATURE LIGHT ILLUMINATED. CREW FOLLOWED EMERGENCY CHECKLIST, AIR INTERRUPTED, AND RETURNED TO HNL LANDING WITHOUT FURTHER INCIDENT. REPLACED NR 2 PNEU CONTROLLER AND AS A PRECAUTIONARY, REPLACED FAN AIR PRECOOLER PYLON AND PNEUMATIC VALVE. SYSTEM GROUND AND LEAK CHECKED, NORMAL OPERATION. (X)