What was found
(CAN) A/C WAS ON APPROACH WITH CONFIG 1 SELECTED. ATF SPEED, FLAP 2 WAS SELECTED AND FLAPS LOCKED BETWEEN 0 AND 1. SLATS OPERATED NORMALLY. NO EMERGENCY WAS DECLARED. DUE TO ADVERSE WEATHER CONDITIONS AND HIGHER THAN NORMAL LANDING SPEED, 2 LT MAIN WHEELS OVERHEATED AND LOST THEIR THERMAL PLUGS WHILE AT GATE. A CHARTER A/C WAS SENT WITH 2 MAIN WHEELS, AND WHEEL CHANGE EQUIPMENT. MAIN WHEEL WERE REPLACED, AND FLAP SYSTEM VERIFIED FOR PROPER OPERATION. SYSTEM COULD NOT BE FAULTED ON GROUND. A/C RETURNED TO OTTAWA, RIGGING AND FULL SYSTEM INSPECTION TOOK PLACE. RT WING FLAP PROX SENSOR WAS FOUND TO HAVE AN UNLOCKED AT CONNECTOR. BOTH LT AND RT WING PROX SENSORS WERE REPLACED, AND AIRCRAFT RELEASED FOR SERVICE.