lotus ps2 wheel in put map

i have a lotus PS2 wheel and a USB adapter for it i was wandering if any one would tell me how to set it up. thanks
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i don't know if this helps but this is what i'm using currently, steering works fine but accelerator is doing parking brake and brake is freezing physics


/ Product Name: Logitech Driving Force GT USB// GUID: {C29A046D-0000-0000-0000-504944564944}
// axes: 4^X^S^Y^V


// movement
%mm.bind(%device, xaxis, steer_direct);
%mm.bind(%device, rzaxis,"IR", brake_direct);
%mm.bind(%device, yaxis,"IR", accelerate_direct);




%mm.bind(%device, button13, shiftDown);
%mm.bind(%device, button12, shiftUp);


%mm.bindCmd(%device, button1, "beamNGResetPhysics();", "");
%mm.bindCmd(%device, button3, "beamNGTogglePhysics();", "");
%mm.bind(%device, button2, parkingbrake_toggle);
%mm.bindCmd(%device, button5, "beamNGSwitchVehicle();", "");
%mm.bindCmd(%device, button0, "beamNGResetCamera();", "");
%mm.bind(%device, button7, clutch );


%mm.bindCmd(%device, button9, "beamNGCameraToggle();", "");
//%mm.bind(%device, btn_back, beamNGControl);
//%mm.bind(%device, btn_x, toggleFirstPerson);


echo("Logitech DFGT mapping loaded");


(imported from here)