User's Manual

AirHarmony-4400 (External Cavity Filters) Installation Guide
UGD-D01186 Airspan Commercial and Internal Use 27
Figure 9: Back Bracket Assembly
12. Slide the filter to align it with its RF connector and fit together, then tighten the
connector.
Figure 10: Fitting RF Connector
Caution: Take care not to over tighten the RF connector. The connector nut should be
tightened to a nominal torque of no more than 15 [N*m] (11.06 lb-ft). Using either 22
mm or 7/8” open end torque wrench.
13. After tightening both RF connectors, proceed to tighten the eight (8) M5 screws on the
filters
Figure 11. Tighten the Filter Screws