User's Manual

Model 1150A DVOR
9-6 Rev. - November, 2008
This document contains proprietary information and such information may not be disclosed
to others for any purposes without written permission from SELEX Sistemi Integrati Inc.
9.5.9 Antenna Cable Exterior Cable Entrance Installation
Refer to Figure 9-3. And Figure 11-24 (additional drawings provided with kit 470445-0001).
NOTE
The following installation may be altered to match local requirements. Fewer, larger conduits may
be substituted in concrete shelters. The cable entrance may be made through the shelter ceiling in
which case the top entrance through the commutator can be used.
a. Placement of the entrance holes for the Carrier and sideband cables is dependent on the location of the
VOR Transmitter Cabinet in the shelter.
b. Locate and mark three two inch conduit holes corresponding to the cable rack intersection with the wall.
Drill three 3/16" pilot holes in the exterior shelter wall.
c. Using a 3" diameter hole saw, cut a hole in the shelter wall centered on the pilot hole drilled in step b.
d. Cut the 10 foot sections of PVC conduit into three sections so that with conduit bushing installed will be
the same thickness of the wall. (only threads of the bushings exposed)
e. Install the conduit bushing on both ends of the conduit using PVC adhesive.
f. Place a bead of silicone sealant around the 3" inside surface of the shoulder washer on both the interior and
exterior shelter walls.
g. Tighten the 3" locknuts against the shoulder washers on both the exterior and interior walls. Do not over
tighten the locknuts so that the shelter wall compresses. Only tighten to secure the conduits.
h. Install the 3" protective bushings snugly on the conduits.
i. Neatly organize the cables into groups and feed them through the conduits.
j. Place the cables on to the cable tray and apply cable ties as necessary to secure.
k. Run the cables in the cable tray over the top of the DVOR transmitter cabinet. Use the cable drop plate
provided with the installation kit to route the cables into the transmitter cabinet.
l. Use putty provided in the kit to seal the conduits from air and moisture.
9.5.10
Air Conditioner Installation
If a wall mounted air conditioner is supplied install the air conditioner in the wall opening and secure it in place
using brackets supplied.
9.5.11
Transmitter Cabinet Installation
Refer to Figure 11-24 (Kit 470445-0001) installation drawings.
a. Unpack the DVOR 19” rack system and stand upright inside the equipment shelter.
b. The rack must so that the ventilation louvers located on the sides and bottom of the cabinet are not
obstructed. Clearance for the front and rear doors must be provided for ease of service.
c. To level the rack use the adjustable feet then lock the feet positions using the jam nuts.
d. If desired the front and rear doors can easily be removed by disconnecting the ground wires and sliding up
the three hinge pins on the left inside edge of each door. If the doors are removed be sure to replace them
after installation.
e. Use #6 grounding wire provided in the AC Power Installation Kit (Figure 11-24) to connect from the VOR
Ground lugs on the outside top of the cabinet to the shelter grounding plate using the shortest path possible.
Local grounding ordinances may require additional grounding wires and/or larger grounding conductors.
NOTE
Do not install any modules in the rack until it is properly grounded.