Andrew 3.7-Meter Earth Station Antenna manual Step, Installation Procedures

Step 4

Attach the elevation strut to the top of the rear frame assembly as shown in Figure

3-29e using the 100537-15 M20 x 50 bolt, 100526-57 nut and 100521-57 flatwasher. Tighten bolts to 185 N•m. (136 lbs-ft).

M20 x 50

Bolt, Flatwasher

Lockwasher and Nut

Figure 3-29e: Elevation Strut Attachment

Attach 301917 elevation axis weldment to the front of the frame assembly in two places using 100537-15 M20 x 50 long bolt, 100526-57 nut and 100522-57 lockwasher as shown in Figure 3-29f.

301917

Elevation Axis

Weldment

M20 x 50

Bolt, Lockwasher and Nut

Figure 3-29f: Elevation Axis Weldment Attachment

40 Installation Procedures