ML20066D970

Monthly Operating Rept for Jul 1981

ML20066D970
Person / Time
Site:	Cook
Issue date:	08/04/1981
From:	Gillett W INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML20066D958	List: ML20066D956 ML20066D970
References
NUDOCS 8211120362
Download: ML20066D970 (7)

Text

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OPERATING DATA REPORT 50-315 DOC:Gr NO.

DATE 8-4-81 COMPLETED BY WT r,illett TELI?Scyg 616 ass _8901 O?ERATING STATUS Notes Doriald C. Cook 1

1. Unir Nac ::

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July 1 981

2. Reporting ?=iod:

3250

3. LicensedThe=21 Power (MW:):

1089

4. N2=ep!:te R::i=;(Cross MWe):

1054

5. Design II =!=1 R::ing (Net MWe):

1080

6. Sf- #,um Depend:ble C2psci:f (Gross MWe):

1044

7. Maxi =um Depend:b!: C:p:ci.f (Net MWe):

S. If C* 2=;es Oc=rin Capsci:y R:th;s (1::=s Nu:nber 3 Through 7) Since Last Repor:. Give R:: sons:

1

9. Power L: vel To Which Res= iced.If Any (Net MWe):

10. Resons For R:s=i::ior.s.If Any:

i This Mor.th Yrao.Dat:

Cu=rI:dve 744 5,087 57,695

11. Hours In Repor:ing P=iod 0

3,448.1

-42,969.1 I

12. Nur..ber of Hou:s R==:or Wzs C:i:f=1 0

0 463

13. Rec:or Rese. e S*m:down Hou:s

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0 3,438.4 41,995.6

14. Hoc:s Gene : tor on.LS:

0 0

321

15. Unic R: serve S~nutdown Hot =

0 11,072,852 120,299,857

16. Gross The=si En::ev Gene =ted ('4WH) 0 3,698,760 39,554,420 6

17. Gross Ele =i=! Ice ;y Gee:::::d (MWH) 0 3,572,045 38,031,186

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II. Net Ele =-;=1 E==;y Genen::d (.'4WE) 0 67;6 75.6

19. Unit Servie: Fsetor 0

67.6 75.6

20. Unic Ar..ibbill:y F:c:or 0

67.3 67.6

21. Unit C:pacity F:::or (Using MDC Net) 0 66.6 63.8

. Unit Capscity F:::or(Using DER Net) 0 0.5 6.4

23. Unic For:r.8 Ou::ge R:te

24. Shutdowns Scheduled Over Nec 6 Man:hs (Type. Date.:nd Du= don of E:ch1:

25. If Shur Dowrt At E.,d Of Report Pe-iod.Estim:ced D:ce of Scar:up:

. 25. Units in Tes: S ::us (Prior to Cemme-ciel Open: ion 1:

Force:st Achieved.

INITIA L CRIT *CALITY

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INITIA L E' ECTRIC;W CO:.tr.:ERC:A '_ 0 ?E R A TiO N Pi 71 8211120362 810813 PDR ADOCK 05000315 I

R PDR

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

so-31 s UNIT 1

DATE 8-4-81 COMPLETED BY W. T. Gillett TELEPHONE 616-465-5901 MONTH July - 1981 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWE-Net)

(MWe-Net) 1 0

17 0

2 0

18 0

3 0

19 0

4 0

20 0

5 0

21 0

0 6

22 0

0 7

23 0

0 8

24 0

9 0

25 0

10 0

26 0

11 o

27 0

12 0

28 0

13 0

29 0

14 0

30 0

15 0

31 0

16 0

INSTRUCTIONS On this format list the average daily unit power level in MWe-Net for each

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day in the reportins month.

Comgute to the nmrcst whalea aMea%% _-

DOCKETNO. 50-315 UNITSilUTDOWNS AND POWER REDUCTIONS UNIT NAhlE D.C. Cook - Unit 1 DATE 8-13-R1 uly, 1981 COhlPLETED liY B.A. Svensson REPORT hlONTil TELEPilONE (616) 465-5901 PAGE 1 of 1 1

E E

u jE 3

$Y}

Licensee

[ 8, Cause & Conseclive No.

Date g.

Eg jye Event g,7 o.1 Action to

$5 cE j ;f, g itepori #

mO O

8-Prevent Recurrence 6

171 810529 S

744.0 B&C 1

N.A.

ZZ ZZZZZZ The unit was removed from service for Cycle V - VI refueling and maintenance outage on 810529.

The unit remained out of service the entire month. At the end of the month the low power physics testing program was ready to commence.

I 2

3 4

1:: Fosceil iteason:

hicitual:

Exhibis G -Instructions S: Scliciluicil A l?iguipment Failure (fixplain) 1 htanual for Preparation of Daia ll-kl.iinienance of Test 2 klanual Scram.

Entry Sliccis in: 1.icensee C Refueling 3 Automatic Scram.

Event Report (1.ER) File INllitEG-D Itegulatory Restricilon 4 Oilier (Explain) 0161)

I? Operator l' raining & License lixaminallon F-Atiminisisalive 5

G.Opesalinnal I! ior IExplain) lixhibit I Same Souice 19/77)

Il Other (Explain) 1

^

Docket No.: 50-315 Unit Name:

D.. C. Cook Unit #1 Completed By:

D. R. Campbell Telephone:

(616) 465-5901 Date: August 7, 1981 Page:

1 of 1 MONTHLY OPERATING ACTIVITIES - JULY, 1981 l

Highlights:

The Unit entered this reporting period in Mode 6 with the Reactor head setting on the vessel but not bolted down, following refueling with the sixth core.

l Entered Mode 5 at 2235 hours0.0259 days <br />0.621 hours <br />0.0037 weeks <br />8.504175e-4 months <br /> on July 1, 1981. The Unit entered Mode 4 at 2104 hours0.0244 days <br />0.584 hours <br />0.00348 weeks <br />8.00572e-4 months <br />, July 25, 1981. The Unit entered Mode 3 at 0041 hours4.74537e-4 days <br />0.0114 hours <br />6.779101e-5 weeks <br />1.56005e-5 months <br />, July 27, 1981. The Reactor was made critical at 0854 hours0.00988 days <br />0.237 hours <br />0.00141 weeks <br />3.24947e-4 months <br />, August 1, 1981, and Core Physics test was started.

Generation:

None mb e

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DOCKET N0.

50 - 315 UNIT NAME D. C. Cook - Unit No. 1 DATE 8-13-81 COMPLETED BY B. A. Svensson TELEPHONE (616) 465-5901 PAGE 1 of 3 MAJOR SAFETY-RELATED MAINTENANCE JULY, 1981 M-1 CD diesel lube oil before-and-after pump had leaking oil seal.

Replaced shaft seal, realigned and recoupled pump to motor.

Pu,mp tested satis-factorily.

M-2 WCR-910, NESW return containment isolation failed Type C leak rate test.

Cleaned, lapped seat, blued and reassembled valve.

Had valve retested.

M-3 DCR-620-621, ventilation return containment isolation failed Type C leak rate test.

Cleaned, blued and reassembled valve.

Had valve retested.

M-4 WCR-958, NESW containment isolation valve failed Type C leak rate-test.

Cleaned, machined plug, blued and reassembled valve.

Had valve retested.

M-5 WCR-906 and 929, NESW containment isolation valve failed Type C leak rate test.

Cleaned, lapped, blued and reassembled valve.

Had valve retested.

M-6 QM0-226, primary water to seal water heat exchanger failed to open from the control room.

Replaced bevel gear of limitorque operator.

Valve tested satisfactorily.

M-7 Upper instrument tap for IFI-331-V1, "W" RHR pump to upper containment spray header flow instrument broke off at the isolation valve. Tubing was cleaned, dye checked, welded and NDE performed.

M-8 Cracked nipple and weld in IM0-350, "W" RHR heat exchanger to safety in-jection pump suction, equalizing line.

Nipple and elbow were replaced.

Welds were QC examined and accepted.

M-9 WCR-923, NESW return containment isolation valve failed Type C leak rate test.

Cleaned body and installed new plug, cage, stem and gaskets.

M-10 WCR-914, NESW return containment isolation failed Type C leak rate test.

Cleaned, lapped body seat,. machined plug seat surface, blued and re-assembled valve.

Had valve retested.

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M-ll NSW-419-1, NESW supply containment isolation check valve failed Type C leak rate test.

Cleaned, blued and reassembled valve. Had valve re-tested.

M-12 Remove undocumented valve at CPN-30. Valve was cut off and piping was capped and seal welded.

DOCKET NO.

50 - 315 UNIT NAME D. C. Cook - Unit-No. 1 DATE 8-13-81 COMPLETED BY B. A. Svensson (616) 465-5901 TELEPHONE

~2 of 3 PAGE MAJOR SAFETY-RELATED MAINTENANCE JULY, 1981 M-13 CS-409, BAST's to boric acid transfer pumps 3 and 4 had diaphragm sepa-rated from stem.

Diaphragm was replaced.

M-14 CTS-131E and -131W, containment spray containment isolation check valve failed Type C leak rate test.

Lapped seat and disc, blued and reassembled.

Had valve retested.

M-15 NSW-415-2, NESW supply containment isolation check valve failed Type C leak rate test. A new valve was installed. Had valve tested.

M-16 Boric acid transfer pump outlet valve, CS-417-2, had a body-to-bonnet leak.

Replaced valve diaphragm.

M-17 Emergency diesel air receiver safety valve, SV-78, was found to be leaking by during ISI test.

Cleaned and lapped the valve seat and had it retested.

M-18 Non-essential service water containment isolation valve WCR-909, failed Type C retest.

Replaced the plug, cage, stem, stem pin, seal ring and gaskets.

Had the valve retested.

M-19 Non-essential service water containment isolation valve, WCR-922, failed Type B & C leak rate test.

Replaced the cage, plug and gaskets. Had the valve retested.

M-20 Containment penetration pressurization check valve, CA-181N, leaked by.

Replaced the valve bonnet, cleaned and lapped valve seat.

M-21 Pressurizer power operated relief valve, NRV-151,152 and 153 were leaking by.

Replaced the stems, plugs, seat rings and gaskets in all three valves.

Also repacked the valves and had them tested.

M-22 Non-essential service water containment isolation check valve, NSW-415-4, failed Type C retest.

Installed a complete new valve with new flappers and had the valve retested.

M-23 Steam generator blowdown regulating valves, DRV-311, 321, 331 and 341 were

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leaking.

Replaced all gaskets and repacked all four valves.

Had the valves tested.

M-24 Boron injection tank inlet valves, IM0-255 and 256 were leaking by.

Lapped the discs on both valves and repacked IM0-256.

Had valves tested.

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DOCKET NO.

50 - 315 UNIT NAME D. C. Cook - Unit No. 1 DATE 8-13-81 COMPLETED BY B. A. Svensson TELEPHONE ~

-(616) 465-5901 PAGE 3 of 3 4

MAJOR SAFETY-RELATED MAINTENANCE JULY, 1981 M-25 The north BA filter isolation valve to the boron injection line, CS-424N, was leaking.

Replaced the valve bonnet.

M-26 No. 1 boric acid transfer pump mechanical seal failed.

Replaced the pump shaft, bearings and oil seals.

Replaced mechanical seal and had pump L

tested.

M-27 Excess letdown heat exchanger outlet regulating valve,- QRV-171 would not 7

operate.

Replaced the valve cage, stem, plug, gaskets and seat ring.

i M-28 The seal for the outer door of the 650' elevation containment airlock was

leaking, Cleaned the seals and channels, lubricated the seals and adjusted door. Had seal tested.

M-29

-The north safety injection pump shaft broke. Replaced the entire pump and had it tested.

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