Figure 2-7. Assembled Antenna Support Structure, Plan View.
(1) Place the Y socket of the rear leg
leg assembly. Turn the knurled-threaded sleeve to
assembly over the mounting ball of the rear ground pad.
loosely connect these items.
(2) While one person holds the rear leg
assembly in position and with the pillow blocks at their
Both leg assemblies must now be
approximate position, engage the mounting ball of the
supported during the installation of
front pad with the Y socket of the front leg assembly.
the base frame members and side leg
(3) Manipulate the rear and front leg
assemblies to accomplish a junction of the ball joints on
c. Installation of Base Frame Members. (fig. 2-
the front leg assembly with the pillow block sockets on
(1) Mate the center base frame member with
the rear Y casting and insert the assembly pin.