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Antenna Farm V3 Reconstruction Project

Upgrade and refurbish a complete antenna farm project including assembly, installation, testing, and maintenance processes. Tasks involve lifting, calibrating, aligning, installing components, and conducting comprehensive testing.

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Antenna Farm V3 Reconstruction Project

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  1. BIMA Antenna Reconstruction

  2. AntennaFarm.V3

  3. antenna assembly • lift pedestal onto base (CRANE) • lift dish onto pedestal (CRANE) • reinstall ladder (FORKLIFT) • caulk seams, reinstall cabin insulation (MANLIFT) • install door, window in base • insulate base • power and fiber connections through base • install new feet on azimuth cable chain • test az, el drives and limit switches • reinstall TV camera • reinstall sun shades on dish and yoke (MANLIFT)

  4. receiver and electronics • install, align WVR mirrors on front truss • install cal wheel plate, A-frame, tie rods; align axis with subreflector • install IF plate • replumb lines to water chiller, test • install VME, cPCI, pwr supply, etc in rack • install a/d mux board on cabin wall • test cabin temperature control • rewire Elco connectors to subreflector • install new fiber cable, splice patch cords on base end • reinstall all cables in rcvr cabin

  5. dewar and cryogenics • install new adsorber in helium compressor, purge; run compressor on test dewar • install compressor on platform (FORKLIFT) • check and purge helium lines • pump out dewar, lift up to rcvr cabin (FORKLIFT), install on A-frame, cool down • install LO plates • test computer control of telescope and rcvr • TV pointing with frame grabber • holography; reset panels as needed

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