Andrew 3.7-Meter Earth Station Antenna Installation And Operation Manual page 40

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).
Bolt, Flatwasher
Lockwasher and Nut
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.
M20 x 50
Figure 3-29e: Elevation Strut Attachment
M20 x 50
Bolt, Lockwasher and Nut
Figure 3-29f: Elevation Axis Weldment Attachment
40
301917
Elevation Axis
Weldment
Installation Procedures