ML20237G399
| ML20237G399 | |
| Person / Time | |
|---|---|
| Site: | Fermi  |
| Issue date: | 08/06/1987 |
| From: | DETROIT EDISON CO. |
| To: | |
| Shared Package | |
| ML20237G331 | List: |
| References | |
| P34-87-01, P34-87-1, NUDOCS 8709020232 | |
| Download: ML20237G399 (3) | |
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.t LIAKAGE REDrCTION PROGPNI SG1WE REPORT 4
g' FOR POST ACCIDEffT SNPLING SYSTd4 (P3400) 4 i
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FOR:
POSI, ACCIDpH' SA"PLIT SYSTm
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y P4 th Q10.for:a12 Technical Specification'n, paragraph 6.0.4.a, anS the Fermi,o(PSla, Section 5.2.7.8, requirk that lockage from synteac outs 4k Mi:nry contaitent that could #: would cc: stein highly d 'radioacthe floMn, h. *h.e.ucoS and mintainoi to an-lou-an practical
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f le/Sn. To desonntrat the loak tight,lntegbity of the Poct Acci:lont,
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Sa511ng Syntem, a nWMm lefage tect} is conducted once por reactor refueling (apnroximatelyn}the Pont Accident ShT?
every 13 mo"ths). Thib report 10 for the initial leahafj.t2 4 ef,
ling Synta:a.
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Dag. !b 6"72Pf)["poat Ir2ci3cnt Sa.rling Systera, Functional I[
07erating S%c jd'i 1
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.,4 j.The LSNage punitoring tost for th3 Pont Accident Srpling System was divnle? Mnto hvo caparate nhuen. The first being'a carico of throo
/ 'tI air tc%$ at "Pftning a Leak P.ato !bnitor to neacbn the makeup. flow y
7 q [d L required to ;rpMn te".t Uhile linas were grencurinoi
'l nach2nica,' J.xn.dkr werM,prennure.Jyrk checked for ler.M ge. 'M2 ratoc ac well f
',n 4 an ; ',#76 at :amhanical fittinga ucre rir;0rded.. Seconi, the at
- f r l'yo!Tp?ty,tr.n a j h nydt67 wan in poctoi. This was done by placing i t 4Vtho' ' e!! ff.ob :acie irti inmacting all mechanic >l *:onnections for loabrge.
d j the coole?,, thtElei connection, anS control valves Iratd ifaalbtcly Cup Oc jxple station une inspectei because the rent of the systoa in erN'%1 ally 10thti?jht or inacceccible, a
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The air por ;& n of 2eu valance wac 6dar,t.c4 on June 19, 1987.
' The firntic t n tinuria:d t% 6rysnl.; 'chanle line. The ateanured flow i
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rate wa0, Ad SDf". uith no citbrnal icsta c.
Seconi, the Torun nrple u
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r line u i pcycuriza:i wi.th a '.neacured f ?.aw rate of 0.05 SCFU and no 3[
,,,1 extort ' l' Leakagc. Lant, the air nrple return was precmurizM with a acacurei flow rate of 2.01,SCHF anl no extcrnal leakage. Tha-liquil f
cortion wa0 tectoi June 29,193;
171th the cyctem in the test flow noie, alb nachanica..v.cannectionn were innpactad and no leakage was
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.The general leakage critaria to be apnlici during the first fuel cycle as the basic for it.ctituting corrective action in the forra of-correctivo maintenance nhall be 3.00 SCFII air leakage and 5 nl per per. the T-2 WE, thin leakago criteria will ba
- jtin. w;ter laakaga,
.urther evaluate 3 at the eni of tha first refueling cycle to deterraine j
the long-range leakaga roiuction progra:a criteria. Tbic will alloa cmarian 0 gainy3 during the initial cycle to ha factored into tho
+ong-range criteria.
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