Andrew 3.7-Meter Earth Station Antenna - Manual (Page 41)

Step 5
Step 6
41
Installation Procedures
Attach the azimuth strut to the bottom rear of the frame assembly as shown in Figure 3-
29g, using the 100537-15 M20 x 50 long bolt, 100526-57 nut, 100521-57 flatwasher and
100522-57 lockwasher. Attach the strut to the foundation anchor, as shown in Figure 3-29g.
Install 301931 pointer where shown in Figure 3-29g by removing the mount bolt at spec-
ified location then reinstalling with 100521-51 flatwasher and pointer. Choose appropri-
ate 221027 azimuth label for antenna location (Northern or Southern Hemisphere) and
attach to 11809-24 clamp. Slide scale behind pipe and align with pointer and tighten.
See Figures 3-29g and 3-29h.
Figure 3-29g: Azimuth Strut/Pointer Attachment
Figure 3-29h: Azimuth Label/Clamp
M20 x 50
Bolt, Flatwasher
Lockwasher and Nut
M20
Flatwasher,
Lockwasher and
Nut
M16 Flatwasher
Add Flatwasher When
Replacing Hardware
301931
Pointer
Screw
11809-24
Clamp
221027
Azimuth Label
180° Mark
(For Northern Hemisphere)
or
0° Mark
(For Southern Hemisphere)