Hi Obsdark, I don't think you understood what I meant :p
Normaly the 4 levers are 1945, 1945, 1945, 1945
If the player move some of the levers so they look like this 1945, 1946, 1946, 1945
The wall (id=1546) will be removed from x=857, y=1292, z=7
After 60 sec the wall (id=1546) will came back...