transmission examination after "hard landing"
I would appriciate if anyone can explain me what should be examined after a helicopter losses tail rotor effectivenes at 1000mAMSL, 20m AGL,turns right 720 deg and hits the ground on the skids, without any vissual damage.Helicopter was UH-1H, loaded with 10 passengers,3 crew and 1250 lbs of fuel on board at the time hard landing ocured.