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PFP Instrument Status All PFP Instruments Except SWEA have been delivered, integrated, and tested; supporting environmental tests Issues: –EUV alignment.

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Presentation on theme: "PFP Instrument Status All PFP Instruments Except SWEA have been delivered, integrated, and tested; supporting environmental tests Issues: –EUV alignment."— Presentation transcript:

1 PFP Instrument Status All PFP Instruments Except SWEA have been delivered, integrated, and tested; supporting environmental tests Issues: –EUV alignment shims not flat re-shimmed, CLOSED –SEP temperature sensor noise Temp sensors relocated; now quiet, CLOSED –SEP Heater noise (from TAME) Plan to shield heaters; works on EM, installed on FM this week? –MAG temperature monitor offset Monitor temperature calibration updated. –Missing Time Update Counter Spacecraft flight software fix planned –SASM/LPW timing offset Phase difference identified (on PFP side) Identified an operational fix, which works on EM but has not yet been tested on FM

2 SWEA Status High Voltage Discharges and instability in Thermal Vac Reworked instrument to stabilize over temperature and reduce the risk of discharges and reduce the risk of damage should a discharge occur Instrument reassembled and in test: –Test in calibration chamber with high voltage, no issues –Vibrated, no issues –Tested again in calibration chamber, no issues – In thermal vacuum, no problem with first few cycles High voltage powered on Cycle 5 (2/19) with no problems –Post-environmental; calibration next week Pre-Ship Review Friday 3/1; Delivery to LM Monday 3/4, ready for integration after bench test, as soon as the afternoon of 3/5.

3 SWEA In Calibration Chamber


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