Andrew 3.7-Meter Earth Station Antenna - Manual (Page 69)

Step 6
Step 7
Step 8
69
Installation Procedures
Repeat the entire procedure until all four noted positions indicate that the subreflector
aperture is set parallel to the ring (P/N 202790) as shown in Figure 3-56.
Temporarily tighten the adjustment hardware until after step 10 has been completed.
Figure 3-56: Subreflector Alignment
Measure and note the distance between either outermost angle clip bolt head and the
subreflector rim.