What was found
MNL - FLT CS879 - L/P 7910614 - DURING TAKEOFF ROLL IMMEDIATELY AFTER AN ESPECIALLY HARD JOLT, THE NR 3 FUEL HEAT VALVE LIGHT CAME ON AND OIL TEMPERATURE STARTED RISING. VALVE WAS SELECTED CLOSED AND CYCLING SWITCH WOULD NOT GO FULLY CLOSED. SUBMITTER SUSPECTED VALVE ONLY PARTIALLY OPENED. JUST ENOUGH TO TURN ON LIGHT AND ALLOW SOME AIR THROUGH. CHECKED WIRING CONNECTION OF NR 3 ENGINE FUEL DE-ICING AT D0412P TO D076 (V7) OF FUEL DE-ICE VALVE AND REMOVED AND REPLACED DE-ICE VALVE PER MM 73-14-11. (X)