Installation - Comtech EF Data DST Operator's Manual

Digital satellite terminal system
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Digital Satellite Terminal System
Block Up Converter
3.5.2

Installation

To install the BUC to the antenna:
1. If installed: Remove protective covers from the antenna OMT and SSPA.
2. Install the appropriate gasket (from KT/8924-1 or KT/5738-1) on the antenna
3. Position the SSPA (with gasket) in place on the antenna, and install with
4. Install ODU Mounting Kit KT/9928-1, as follows:
After removing the protective covers, ensure that no foreign
material or moisture enters the antenna waveguide or BUC.
CAUTION
OMT, as follows:
a. If only one of the mating flanges is grooved, the thin gasket should be
installed.
b. If both of the mating flanges are grooved, the thick gasket should be
installed.
provided socket screws and washers (split and flat) from mounting kit.
Option A BUC
a. Install bracket (10, Figure 3-2) to BUC and secure with flat washer (6), split
washer (7), and screw (11).
b. Position universal lower 'L' bracket (1) to feed horn, loosely fasten with bolt
(21), flat washer (20), lock washer (22), and nut (23).
c. Align bracket (1) with bracket (10) to adjust the position of the BUC.
d. Insert bolt (8) with flat washer (6) through bracket (1, 10) and secure with
flat washer (6), split washer (7), and nut (9).
e. Tighten all hardware.
Option B BUC
a. Install bracket (2, Figure 3-2), to BUC and secure with two screws (5), two
lock washer washers (4), two flat washers (3).
b. Position universal lower 'L' bracket (1) to feed horn, loosely fasten with bolt
(21), flat washer (20), lock washer (22), and nut (23).
c. Align bracket (1) with bracket (2) to adjust for position of the BUC.
f.
Insert bolt (8) with flat washer (6) through bracket (1, 10) and secure with
flat washer (6), split washer (7), and nut (9).
d. Tighten all hardware.
3–8
Revision 1
MN/DST.IOM

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