Andrew 3.7-Meter Earth Station Antenna - Manual (Page 42)

Step 7
42
Installation Procedures
Install fine az. adjustment, attach 40188-3 thread rod to 49712-3 bracket with 9999-167
.75-10 nuts and 9997-166 flatwasher. Slide threaded rod through welded tab and fasten
using 9999-167 .75-10 nuts and 9997-166 flatwasher. Note: It will be necessary to tem-
porarily remove one square head bolt for fine adjusting the threaded rod. After fine
adjustment it is recommended that the fine adjustment rod assembly remain in place. If
the threaded rod is removed the square head bolt must be replaced.
Attach 49712-3 bracket to strut using 9956-67 U-bolt, 9999-109 .50-13 nut and 9974-4
lockwasher. See Figure 3-29i. Repeat for elevation strut.
Figure 3-29i: Fine Azimuth Adjustment Attachment
49712-3
Bracket
9997-166
Flatwasher
and
9999-167
3/4” Brass Hex Nut
40188-3
Threaded Rod
9956-67
U-Bolt,
1/2” Lockwasher
and
1/2” Hex Nut