private ["_veh"];
_veh = vehicle player;

while((player distance (getMarkerPos "fed_reserve")) < 400 && (fuel _veh) > 0 && _veh isKindOf "Air") do {
    _veh setFuel 0.9;
    sleep 2;
    _veh setFuel 0.7;
    sleep 2;
    _veh setFuel 0.5;
    sleep 2;
    _veh setFuel 0.3;
    sleep 2;
    _veh setFuel 0;
    sleep 10;
    _veh setHitPointDamage ["HitVRoto", 1.0];
};