e. Press the near side of the mounting bracket (4) with the thumb so that the bracket shifts to clear the mounting
plate (12). Let the bracket rest against the upper end of the mounting plate so its corner is free to be lifted upward.
With the first two fingers of the left hand, push the bracket (18) toward the left side of the case until the corner
of the mounting plate is free, then tilt the left hand edge of the mounting plate upwards and lift it out moving toward the left
enough for the right hand corners to slide under the brackets (6 and 11). The portion of the post
Figure 14. Altimeter mechanism assembly.