ECLSS SUBSYSTEM

¶05-6U 06-1

06-1 - Atmospheric Revi t a l iz a t i n ARS. ARPCS A i r l ock Envi romental Control

¶05-6UA 05-6V 06-2 Smoke Oetection, F i r e Suppression 05-6VA 06-1 ARPCS 05-6VB 06-2 Gal 1ey 05-6VC 06-2 Waste Management 05-6VD 06-2 Water Management 05-661 06-3 Active Thermal Control 05-6Y 07-1 Crew S t a t i o n 6 Equipment 05-62 07-2 Crew Escape

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¶4.1.4 (JlO) FUNCTION: Descrfbe t h e function perfonned by t h e ccmponent. Also, e n t e r t h e component designator(s1 a s i d e n t i f i e d on the desig? schematic.

¶4.1.5 (E4, C5, C6) QUANTITY: Enter t h e t o t a l number of items having i d e n t i c a l p a r t

numbers performing t h e same function i n t h e subsystem. The E4 f i e l d u l l l reflect the t o t a l quantity i n Arabic numerals. The CS and C6 f i e l d s will r e f l e c t written quantities.

¶4.1.6 (C7. C8) PART NUMBER:

a. C7) ROCKUELL PART NUMBER: Enter t h e appropriate Rockwell p a r t number i n accordance w i t h the following DRM/SRM example, s t a r t i n g a t t h e most left-hand-posi t i o n - (1 VO70-XXXXXX (Airborne, In-House) ( 2 ) MEXXX-XXXX (SCD) ( 3 ) MCXXX-XXXX (Procurement Spec - Note: Dash nmbers t o basic p a r t numbers a r e required when t h e basic p a r t number has dash numbers having d i f f e r e n c e s i n t h e f a i l u r e mode and effects. b. (C8) SUPPLIER PART NUMBER d SUPPLIER NAME: Enter supplier p a r t number and supplier name (abbreviate i f required) when a v a i l a b l e f o r ME and MC p a r t numbers.

¶4.1 - 7 (Cll-14) REFERENCE DOCUMENTS: E n t e r the referenced schematic diagram f i r s t , followed by t h e r e l a t e d block diagrams, l o g i c diagrams, etc.

¶4.1.8 (c9, C10) FMEA PREPARED BY: Enter the i n i t i a l s and l a s t name of the

R e l i a b i l i t y Subsystem Analyst and Design Engineer who prepared the subsystem R4EA.

¶.- DATA SHEET NO. 2

¶4.1.9 (01, LV1, LV1) DATA IDENTIFIERS: Indicate appropriate a c t i o n and specify :he subsystem and canponent ID a s described f o r Data Sheet No. 1:.

¶4.1.10 (LV3) FAILURE MODE SEUUENCE: Assign d i f f e r e n t sequence numbers (e.g..

1 .²² Rogers Commission Report, Volume I, p. 199. o bid., Chart SRB-4. 2 1 Larry Mulloy, NASA, Marshall Space Fli ht Center, "STS-51L Level I1 Flight Readiness Review,'' January 14,1986. See Appendix VIII-g. 2 2 Discussion with Allan McDonald, September 4, 1986. Z3 Rogers Commission Report, Volume 11. See Chart 15 (p. H-10) and Chart 19 (p. H-12). s Ibid., Chart 30 (p. H-18). 5) f o r various f a i l u r e modes of t h e specified cmponent. Do not use leading zero's.

¶I".CI

Example: (LV3) n. . ---- 1, N OT (LV3) 0 0 0 1 .

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¶4.1.11 (C31, 5130. C32) FAILURE MODE: Enter f l r s t the baslc fa llure mode

(keyword) (C31). then any addltlonal modlfien 15130) necestgry t o fully describe -

¶, the s p e d f l c fai l ure mode the exact manner I n whlch the item fa lls . Failure . Bode keyword i dent i fie rs a re lfsted below. Selection should Include but not be l l d t e d t o those l l s te d.

FAILURE MODE KEYWORD IDENTIFIERS STRUCTURAL FAILURE (RUPTURE) INADVERTENT OPERATION PREMATURE OPERATION PHYSICAL BINOING/JAMMING INTERMITENT OPERATION . DELAYED OPERATION

¶F A I L S TO Rpv\I# OPEN/UOSU) ERRATIC OPERATION , ERRONEOUS OUTPUT