15.Connect the four springs on the white slide lever to each of the individual cartridge locks (start from the middle ones, it is easier that way). You will need
16.Make sure the gears are aligned properly before installing the main drive assembly. The four large gears should be in a approximate line (see picture). The top two large gears have an oval hole that aligns with a triangle stamped into the sheet metal. The two small gears to the right (they may fall off when removing the MDA), align with the three large bottom gears. Notice the two holes on each of the small gears align with the small holes of the large gears.