REG NASA-LLIS-0131-1992 Lessons Learned - Environmental Control System (ECS) Pressure Distribution Unit.pdf

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1、Lessons Learned Entry: 0131Lesson Info:a71 Lesson Number: 0131a71 Lesson Date: 1992-09-24a71 Submitting Organization: KSCa71 Submitted by: David PenningtonSubject: Environmental Control System (ECS) Pressure Distribution Unit Description of Driving Event: The environmental control system (ECS) press

2、ure distribution unit pre-operations set-up requires several flexhose connections and leak checks prior to operation. Pressure lines could be misconnected and result in damage to flight hardware or injury to personnel.Lesson(s) Learned: Similar adjacent connections on the ECS pressure distribution s

3、ystem allow for the possibility of misconnected lines resulting in damage.Recommendation(s): Install keyed connectors to prevent misconnection of pressure lines.Evidence of Recurrence Control Effectiveness: N/ADocuments Related to Lesson: N/AMission Directorate(s): N/AProvided by IHSNot for ResaleNo

4、 reproduction or networking permitted without license from IHS-,-,-Additional Key Phrase(s): a71 Configuration Managementa71 Ground Operationsa71 Ground Equipmenta71 HardwareAdditional Info: Approval Info: a71 Approval Date: 1994-06-03a71 Approval Name: James G. Klinea71 Approval Organization: KSC/HEIa71 Approval Phone Number: 407-867-7614Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-