ML19309A853

LER 80-007/03L-0:on 800227,during Reactor Plant Startup, Condensate Storage Tank Level Fell Below Tech Spec Limit for Less than 30 Minutes.Caused by Excessive Water Demand from Blowdown & Regeneration Requirements

ML19309A853
Person / Time
Site:	Millstone
Issue date:	03/27/1980
From:	Stratman R NORTHEAST UTILITIES
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19309A846	List: ML19309A845 ML19309A853
References
LER-80-007-03L, LER-80-7-3L, NUDOCS 8004010417
Download: ML19309A853 (1)

Text

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[iTff, [ Duri nq rqactor plantgtartup,j Condansa tt5toraqa Ter[ Level was belyy: the level j _

g [ required by Spacification 3.7.1.3 for a perind of less than 30 minutes. The low level J

[o_Lil Leondition was the result of regeneration of the Condensate Polishing Dcninuralizers I gg [ coincident with increased Stean Generator blo-zdu.in dua to high chlorides and conduc- j

[oTiT] [ tivity causing hich water usage. There are no probable consegunnces b2cause the unit I

[T]T] l was operated in accordance with Technical Specification 3.7.1.3. Similar etents - [

M l LER 77-26, dated 3/28/77 and LER 79-40, dated 12/4/79. I SYstrM C AU.,E CAUSE C O!

• P. VAtvE CODE CODE SU L.CO DI Co?.'rO ;E"T CODE CUdCODE SU C CC X lolbl I Ul Fl@ l A l@ l A l@ l Zl 21 Z l 7 l Z l Z l@ lZ [@ l Z j @ *M 7~ g 9 13 11 12 13 IL 13

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' ACTION FUTUnF FFFECT SHu n >O'*:N /,T I AO l'.4 t4 T t:P a n-4 F F ".' E C O '? 3 COM?ONENT PJL1Hou HOUHS ,2,/ F oqM sua. Lw ei s tu 7 A? Ur/ CTUritf1 l, 1AKEf i AC110N ONFLANT turnitibs L1J@l1J@ LzJ@ L2JO Loj61ofof LnJ@ Lrtl@ l4JZ l@ lZ 19191947IG SJ 34 h 32 31 43 41 42 44 CAUSE DESCmPDoN AND ConnECHVE ACUoNO h

[T]Tl l Condensate Polishing Deraineralizers regeneration requirernnts and high steam generator I li li I Lbloudown to reduce conductivity and chloride levels resul t.ed in excessive water demand.'

li 121 I Upon noting the low level in the Condensate Storage Tank the operability of the backup I t i l a i i fire water system was verified and tank level restored. The low level alarm will be l 1i I4 I I increased to provide more time to correct a low level condition. I 7 8 9 00 F Actt lTY -

!?[THOD CF LTA10;  % POWE R OTHER STATUS ' DISCOVERY DISCOVERY t'ESCRIPTIO*J -

nA l i s I cl@ l 0 I o I 4 l@l l [z_l@[ OPERATOR OBSERVERATION ACTIVITY COr TCNT f;ELEASFD OF HFLF ASE AMCUNT OF ACTivlTY LOC ATION OF EELE ALC na l I n^ l D Ic 8I 9L7J @ L7J@l 7 10 33 41 45 00 PE RSONtJt L E XPo Ultts

' F;U?,t3(it TYPE DELCHIP TION IiI7IIolofol@lZ.l@l 7 8 9 11 17 13' nA 00 I

PE 000NNE L INJUnlEO Pul'/HF H DE5chiPTION '

li la 8l 9I 01 ol0 l@L na .J 7 11 12 00 L OSS OF OR D A'.tAGE TO TACtLt1 Y .

TYPE Of LCHIPilON El]D8 I9 71@l - na I i to to Punt eci t Y NnC Usl ONLY

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__ _ Robert A. Stratman 800.4010417 _ po3_a47_1793 g,