ST94-21 C/Ku-Band TVRO Installation
3. Installation
This section contains instructions for unpacking, final assembly and installation of the equipment. It is highly recommended
that final assembly and installation of the Antenna system be performed by trained technicians. Read this
complete section before starting.
3.1. General Cautions & Warnings
WARNING: Assure that all nut & bolt assemblies are tightened according to the tightening
torque values listed below:
SAE Bolt Size Inch Pounds Metric Bolt Size Kg-cm
1/4-20 75 M6 75.3
5/l6-18 132 M8 150
3/8-16 236 M10 270
1/2-13 517 M12 430
NOTE: All nuts and bolts should be assembled using the appropriate Loctite thread-locker
product number for the thread size of the hardware.
Loctite # Description
222 Low strength for small fasteners.
242 Medium strength
638 High strength for Motor Shafts & Sprockets.
2760 Permanent strength for up to 1” diameter fasteners.
290 Wicking, High strength for fasteners which are already assembled.
WARNING: Hoisting with other than a webbed four-part sling may result in catastrophic
crushing of the radome. Refer to the specifications and drawings for the fully assembled weight
of your model Antenna/Radome and assure that equipment used to lift/hoist this system is
rated accordingly.
CAUTION: The antenna/radome assembly is very light for its size and is subject to large
swaying motions if hoisted under windy conditions. Always ensure that tag lines, attached to
the radome base frame, are attended while the antenna assembly is being hoisted to its
assigned location aboard ship.
WARNING: Electrical Hazard – Dangerous AC Voltages exist inside the Antenna Pedestal
Breaker Box. Observe proper safety precautions when working inside the Pedestal Breaker Box.
WARNING: Electrical Hazard – Dangerous AC Voltages exists on the side of the Antenna
Pedestal Power Supply. Observe proper safety precautions when working inside the Pedestal
Power Supply.
EAR Controlled - ECCN EAR99
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