PTP 800 Series User Guide Installing the IF and ground cables
phn-2513_004v000 (Oct 2012)
5-45
8
Protect the N type connectors at the ODU and LPU from the weather by
applying self-amalgamating and PVC tape, as described in Weatherproofing an N
type connector on page 5-45.
Weatherproofing an N type connector
Use this procedure to weatherproof the N type connectors fitted to the ODU and LPU.
Before weatherproofing the connectors, ensure that the installation has been tested as
described in Testing the ODU and IF cable on page 5-60. These tests require connection
and disconnection of the IF cables at various places.
Tighten N type connectors using a torque wrench, set to 1.7 Nm (15 lb in). If a torque
wrench is not available, finger tighten the N type connectors.
To weatherproof an N type connector, proceed as follows:
1
Ensure the connection is tight, using a torque wrench (if available):
2
Wrap the connection with a layer of 19 mm (0.75 inch) PVC tape, starting 25 mm
(1 inch) below the connector body. Overlap the tape to half-width and extend the
wrapping to the body of the LPU. Avoid making creases or wrinkles:
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