What was found
AIRCRAFT TT 1,565.7. ON LANDING, FAILED TO KEEP ACFT ON RUNWAY AND ACFT WENT OFF RUNWAY INTO SNOW BANK DAMAGING LOWER ENGINE COWL AND WHEEL FAIRINGS. UPON FURTHER INVESTIGATION, FOUND MAIN WHEEL FAIRINGS FULL OF COMPACTED SNOW. ACFT WAS THEN BROUGHT TO A HANGAR AND SNOW WAS MELTED OFF AND WHEEL PANTS REMOVED. FUNCTIONAL CHECK OF BRAKES AFTER THIS WAS PERFORMED AND BRAKE OPERATION WAS FOUND SATISFACTORY. THE COLLECTION OF SNOW IN WHEEL FAIRINGS MELTED ON BRAKE PADS AND DISC AFTER TAKEOFF, THEN FROZE, CAUSING INEFFECTIVE BRAKES UPON NEXT LANDING.