BIMA Antenna Reconstruction
AntennaFarm.V3
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)
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
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