Andrew 3.7-Meter Earth Station Antenna manual Step

Step 6

Step 7

Step 8

Insert pivot blocks (P/N 205876) onto the end of the azimuth strut using lubricated 1/2 inch bolt, flatwasher and hex nut as shown in Figure 3-14. A 3/4 inch flat washer should be inserted between the strut and the spacer block. Tighten hardware according to the A-325 tensioning procedure.

Figure 3-14: Azimuth Strut Assembly

Slide the round strut assembly bracket (P/N 203875) on the end of the azimuth strut, and hand tighten the1/2 inch setscrews before mounting it on the ground mount assem- bly as shown in Figure 3-15.

Figure 3-15: Azimuth Strut-Bracket Assembly

Mount the second azimuth support plate (P/N 205875) pivot assembly to the rear end of the ground mount assembly as shown in Figure 3-16. Spacer blocks (P/N 205874) and 5/8 inch hardware (hex bolt, flatwasher, hex nut) should be inserted as shown in Figure 3-10.

27 Installation Procedures