What was found
EICAS MESSAGE "FWD EQPT OVHT" SHOW AND OVHT LIGHT IS ON, ON THE P5 PANEL. OVERHEAT LIGHT GOES OFF AFTER SELECTING THE EQUIP COOLING SELECTOR TO THE STANDBY POSITION. TRANSFERRED TO MDDR 141061, PER MEL 21-58-01-01 CAT "C" DUE 27 JAN 21. REMOVED AND REPLACED FWD EQP SUPPLY FAN, IAW AMM 21-58-06, OLD UNIT FOUND TO HAVE BROKEN FAN ROTOR BLADES. PERFORMED CLEANING OF SUPPLY FAN SCREEN, IAW AMM 21-58-30. OPERATIONS TEST GOOD. THIS CLEARS DMI 141061.