05000298/LER-1981-001-03, /03L-0:on 810102,hydraulic Shock Suppressor RF-S4 Discovered Inoperable.Caused by Improper Installation. Suppressor Reoriented Properly

/03L-0:on 810102,hydraulic Shock Suppressor RF-S4 Discovered Inoperable.Caused by Improper Installation. Suppressor Reoriented Properly

ML19345F416
Person / Time
Site:	Cooper
Issue date:	01/30/1981
From:	Lawrence L NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19345F412	List: 05000298/LER-1981-001, Forwards LER 81-001/03L-0.Detailed Event Analysis Submitted 05000298/LER-1981-001-03, /03L-0:on 810102,hydraulic Shock Suppressor RF-S4 Discovered Inoperable.Caused by Improper Installation. Suppressor Reoriented Properly
References
LER-81-001-03L, LER-81-1-3L, NUDOCS 8102170434
Download: ML19345F416 (1)

LER-1981-001, /03L-0:on 810102,hydraulic Shock Suppressor RF-S4 Discovered Inoperable.Caused by Improper Installation. Suppressor Reoriented Properly

Event date:
Report date:
2981981001R03 - NRC Website

text

{{#Wiki_filter:. NRC FOCM 366 U.S. NUCLEAQ REGULATOQY COMMISSION r177 ' - LICENSEE EVENT REPORT CONTROL BLOCK; {l l l l 1 lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) i e lo t il I N ! E! Cl Pl Rl ll@l Ol Ol-l 0 ! O ! 01 Ol -l 01 O _Qj@l 4 l 1 l 11 il ll@l I l@ l 7 8 3 LICEN5EE CODE le fS LICENSE NLV8ER 25 .'6 LICENSE TYPE JG Si L A T Sd CON'T ,"['RC[ l L@l01510 l 010 l 2 l 9 l 8 @l011 1012 l 811 l@l 0] ll 31 O! Sl ll@ lol'i 8 t>0 6' OOCK!T Nuve ER tal 69 EVENT OATE 14 75 REPORT 0 ATE 80 EVENT DES.mpTICN AND PROB ABLE CONSECUENCES h i o 121 During tarma? steady state operation, hydraulic shock suppressor RF-S4 was discover-{ i o i 3, led inoperable per RTS 3.6.H.3. Other seismic restraints were available. The redund-1 l o 14 l l ant ADS and RCIC systems were operable. There were no adverse affects to the publicI 10 I s l health and safety. Previous similar event reported on LER 80-45. I l o i61 l i 19371 l I l3idl l 83 t g 9 C DE CODE SLBC E C0YPONENT CODE SL8 CODE S ODE 10101 I z I z l@ LA_J@ l c l@ l s I ut ei or Ri Tl@ g@ m @ ^' 1 SEQW N TI AL OCCURR NCE acRT Revision ggR no EVENT VEAR REPOR T NO. CODE TYPE NO @,af,g l218 l 1l l-l [ 0 l 0 l 1] l/l l0 13 l lL l [-j l 0l 22 23 24 26 27 28 29 Ju 31 32 TA N A ON oN PLANT VETa woyRS S8 17 80R 8. SLP8Li YANL ACTURER LaJ@l zi@ Lz_J@ lzl@ l 01 01 01 01 LN_j @ l l@ l Ll@ l I l 2 l 0, ? l@ JJ J4 Jb 36 31 40 4 42 4J 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h I i l o l [RF-S4 is a Grinnell Fig. 200 hydraulic seismic shock suppressor. This suppressor waq l>l2 I linstalled with the reservoir connecting pipe at the higher end of the reservoir in-I ii iyj l stead of at the lower end. The suppressor was reoriented properly. All other suppreq iii3i Issors installed during the 1980 refueling outage were checked for proper installa-l ti141 Ition. This occurrence has been reviewed with appropriate station personnel. I 1 $ 9 80 5A s % POWER OTHER STATUS dis RY DISCOVERY CESCRIPTION li 15 l l E_j @ l0 l 9 l 9 l @ l NA l lBl@l Operator Observation l CO' STENT AC TiviTY AuOuNT O, ACT,viry @ I LOCATiO~ 0, REaAsE @ uE AsEo OP REu.sE l > le I Lz_1 @ L2181 NA l NA l 7 d 'J 10 11 44 45 80 PERSONNEL F APOSURES NuveER TY8E D E SCRiviiON li t il 1010101@lz l@l NA l .E R sONN El',NJ E s oEsCR,, TION @ Nu, E R L J_J l 010 I O l@l NA I M 1 Il 12 80 Wn"""!?s^cT,^,'T ON' ' ' " " @ L'.12J l z l@l NA I i 4 1 to 80 r.,U t E ItsPf TON li l o l LNjl81 l NA I 111I111111I111 i 4 3 to 68 69 80 5 L. I. Lawrence 402-825-3811 o 4A O PREPARER PHONE: }}