Posts Tagged ‘FCV’

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STS-119: Major NASA effort working through FCV testing and flight rationale


STS-119′s latest NET (No Earlier Than) launch target of February 22 remains the target, as engineers work through the Flow Control Valve (FCV) issue with the goal of…

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STS-125 stack set for VAB rollaround – waiting on May launch opportunity


With the Hubble mission still tracking a May launch date, the STS-125 stack – consisting of External Tank ET-130 and the twin Solid Rocket Boosters (SRBs) – will…

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STS-119 slips to NET February 22 – risk of a two month delay


The need for additional time for the impact test data review – one of the threats associated with the Flow Control Valve (FCV) issue – has moved STS-119…

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Understanding the threats – FCV flight rationale effort outlined


Discovery’s processing flow at Pad 39A is continuing in part, in the hope the realigned NET (No Earlier Than) launch date of February 19 for STS-119 will not…

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Agency FRR change to NET Feb 19 for STS-119 – pending FCV work


Pending work on outstanding issues, the Agency level Flight Readiness Review (FRR) have decided to aim for No Earlier Than (NET) February 19 as the STS-119 launch date, based on…

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STS-119: FCVs set for weekend installation – surprise visitor for Endeavour


Discovery is scheduled to receive the replacement Flow Control Valves (FCVs) over the weekend, ahead of a key flight rationale meeting at the Agency level Flight Readiness Review…

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STS-119: Discovery preparing for FCV changeouts and closeouts


Discovery remains on track for her February 12 launch, pending the successful replacement, testing and flight rationale for the spare three Flow Control Valves (FCVs), due to arrive…

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STS-119 SSP FRR meeting concludes – FCVs and water recycler spares


The Space Shuttle Program (SSP) Flight Readiness Review (FRR) concluded the key milestone meeting for the STS-119 mission, set to launch on February 12. The replacement of Discovery’s…

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Discovery awaits payload installation – FCV a constraint to launch for FRR


The giant S6 integrated truss segment is set to be installed into Discovery’s payload bay over the weekend, as the shuttle continues to press through the opening stages…

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Discovery completes rollout ahead of STS-119 – FCV latest


Shuttle Discovery has completed her three mile journey from the Vehicle Assembly Building (VAB) to Pad 39A, as preparations for STS-119 start to ramp up for the February…

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STS-119: Discovery mated to ET-127 as engineers focus on FCV issue


Mating operations have moved past the soft mate phase inside the Vehicle Assembly Facility (VAB), following Discovery’s milestone of rollover ahead of next month’s STS-119. The main issue…

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STS-126 IFA Review Reveals Relatively Clean Launch of Endeavour


With Endeavour now undergoing post-flight processing in Orbiter Processing Facility Bay 2 following her cross-country ferry flight last week, the Program Requirements Control Board (PRCB) has concluded a…