Cambium Networks PTP 820 Series Installation Manual page 112

Installation Guide for RFU-D-HP
4
Make sure the following items are attached to the Dual Coupler or Splitter before attaching the Diplexer
units:
•
Four plastic washers on either side of the Dual Coupler or Splitter on the surface around the screw
threads for the Diplexer unit.
•
Smooth tin foil sheets on the side facing the waveguide interfaces. Make sure they are properly
placed and not bent or wrinkled. It is also important to ensure that the tin foil sheets do not get
wrinkled or bent during installation.
5
Attach the Diplexer unit to the Dual Coupler or Splitter using 8 M4 screws provided with the Diplexer kit,
as shown below, using 20Nm torque.
Note:
Verify that the O-rings on the Dual Coupler or Splitter are properly mounted between the Dual
Coupler or Splitter ports and the Diplexer unit.
Coupler/Splitter)
O-Rings (Dual
Page 112 of 179
M8 Screws
(4 on each Diplexer)