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Installation
Sequence
Checklist
Site Preparation
Tripod Ground
Mount Assembly
ES45T-R
Main Reflector
Assembly
ES45T-R
Back Structure
Assembly
ES45T Reflector-
to-Mount
Assembly
(With Crane)
Feed Installation
The 4.5-Meter Earth Station Antenna requires the installation team to perform the
assembly in the sequence presented below. Moreover, this sequence should be
reviewed beforehand to ensure a smooth installation. Use the following checklist to veri-
fy and/or determine the installation sequence. Throughout the checklist certain part num-
bers will be used. Those part numbers describe the antenna currently being installed.
The ES45T-R is a receive-only 4.5-Meter Earth Satellite Antenna with a tripod mount.
The ES45T-T is a transmit/ receive 4.5-Meter ESA with a tripod mount.
Refer to Foundation Specifications for guidance in preparing the location and the instal-
lation of the 4.5-Meter Earth Station Antenna foundation.
Mount azimuth axis support and rear anchor pads
Connect support angles
Attach support and elevation pivot assembly to support angles
Attach support angles to azimuth axis joint
Hoist support and pivot elevation pivot assembly
Fasten azimuth axis joints to azimuth axis support
Attach elevation strut to azimuth axis joint
Attach azimuth strut to appropriate rear pad
Remove protective covering from crate
Pry top crate panel off
Pry sides off crate
Pry front off crate
Unbolt reflector panels from bottom of crate
Prepare assembly area with diameter setting bands and temporary supports
Lay reflector segments on prepared assembly area
Attach opposite segments to mounting ring hub and diameter setting bands
Attach remaining segments to mounting ring hub and original panels
Attach seam hardware to panels
Attach retaining bar to mounting ring hub
Tighten joining plates in concentric circles around reflector
Attach feed strut brackets and feed struts
Attach tee plates to reflector
Attach plates to reflector
Attach support angles to tee plates
Attach support angles to plates
Connect tee plates and plates with pivot brackets
Connect tee plates with elevation axis bracket
Connect pivot brackets to elevation axis bracket with support angles
Tighten hardware with A-325 procedure
Remove diameter setting bands
Wrap crane straps around angle between pivot brackets
Align pivot brackets with support and elevation pivot assembly
Connect pivot brackets with support and elevation pivot assembly
Determine required length of elevation strut
Connect elevation strut to elevation axis bracket
Attach feed struts to feed support
Attach collar to feed horn assembly
Install feed horn assembly into feed support
Set dimension between center plate and feed horn
9
Getting Started