Small Aircraft; Low Wing; 1 Eng; Retractable Gear
Flight Crew Private
Flight Crew Last 90 Days 36; Flight Crew Total 330; Flight Crew Type 86
Human-Machine Interface; Other / Unknown
Deviation / Discrepancy - Procedural Published Material / Policy; Ground Event / Encounter Object
Aircraft Aircraft Damaged
Aircraft; Human Factors
Ran up engine after oil change; set brakes and departed aircraft with engine still running to check for any oil leaks. When stepping off of the wing the airplane took off at a high rate of speed and collided with hangar approximately 75 yards away resulting in damage to both wings and the propeller.
General Aviation pilot reports performing an oil change on his aircraft then leaving the cockpit with the engine running and the parking brake set to check for oil leaks. The brake does not hold and the aircraft runs into a hangar.