ML20041A634

Forwards Monthly Operating Repts for Nov 1981

ML20041A634
Person / Time
Site:	Hatch
Issue date:	12/10/1981
From:	Manry M GEORGIA POWER CO.
To:	Office of Nuclear Reactor Regulation
References
PM-81-1023, NUDOCS 8202220364
Download: ML20041A634 (1)

Text

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o Georgia Power Company Post Offict 8:x 439 Baxt:y, Georgia 31513 Telephone 912 367-7781 912 537 9444 GeorgiaPower Edwin 1. Hatch Nuclear Plant becember 10, 1981 PM-81-1023 t~

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PLANT E.

I. HATCH 9

[

ROCEWGn NRC Monthly Operating Report 9

g FEPg27982A

" tramEIIf$"g%

0ffice of Plans and Schedules U

G-II Directorate of Licensing W

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United States Nuclear Regulatory Commission Washington, D. C.

20545 4

Dear Sir:

Per Tech Specs section

6. 9.1. 6 please find attached the NRC Monthly Operating Report f or Hatch Unit 1, Docket #50-321.

W M.

Manry (j

Plant Manager CLC/hh l

6' i 1

8202220364 811210 PDR ADOCK 05000321

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50-321 DOCKET NO.

UNIT SIIUTDOWNS AND POWER REDUCTIONS UNIT NAME Hatat 1 DATE 12-10-81 3

flovember COMPLETED DY ch ri s M.

cirtig i REPORT MONTII TELE?liCNE 912-337-79G1 X.203 n.

1 E

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$ Y ~i Licensee je, Cause & Corrective 355 Event U

Q Action to No.

Date g

3g f.!

$g jd Report er

v. O Pinent Recunence H

g Q

31-76 11-01-81 S

619:03 C

4 f4A FD FUELXX Shutdown for Core Reconstitution 81-77 11-26-81 F

12:22 C

5 NA FD FUELXX Startup from Shutd'own 81-78 11-27-81 F

11:34 A

9

!!A HA TURBIll 4ain Turbine Tripped 81-79 11-27-81 '

F 23:45 A

3 flA HB VALVEX 1x Scram on 14SIV Closure 81-80 14-28-81 F-6:04 A

5

- NA HB VALVEX 5tartup from Scram

?

(

_~

c I

2 3

4 F: Forced Reason:

Method:

Exhibit G Instructions 5: Schedu:cd A Equipment' Failure (Explain) 1-Manual for Preparation of Data il-Maintensn:e of Test 2 Manus! Scram.

Entry Sheets fer Licens:e C-Refueling 3-Automatic Scram.

Event Report (LER) Fde (NUREG-D Regulatory Restriction 4 -Continuations 0161)

E. Operator Trainin;& License Examinstion 5-Icad Peduction S

9 -Other (Explain) bC rati i al Error (ExpIs'n)

Exhibit I-Same Source (9/77)

Il-Oth:r (Expiaia) s_

NARRATIVE REPORT UNIT 1 November 1st Rx shut ('own for core reconstitution 00:00 November 24th Rx critical at 02:15 November 24th Manual scram mode switch to shutdown at 02:22 November 24th Rx critical at 05:20 November 26th Tied to line at 19:03 November 27th Main turbine tripped at 07:25 November 27th Rx scram on MSIV closure at 18:59 November 28th Rx critical at 03:56, tied to line at 18:44

(:) -

i l

Lo

. liATCil 1 SAFhTY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR-November 1981 NUMuliR DATE COMPl.ETED DESCRIPTION lit ~6T62 11-18-81 Control room pancis Illi-P609 6

Illi-P611 DCR 81-133 adds group I isolation signals to the Piocess. Computer digital inputs.

81-7731 11-23-81 Replace "Rx.

vessel low-low level" relay

-on panel 11111 - P6 09.

81-7664 11-20-81 Cut RPV head spray nozzle assy.

approx.

I 1/4" below flange.

81-6898 11-19-81 Install 3/8" tcc fitting immediately down-stream of the B21-F051C excess flow check valvo.

Install tubing 6

the NV-200-valves per sketch B-P-79-II7 5 Rev.A.

Capoff the tubing ~ downstream of-the P33-F223 valve.

X 81-4221 11-21-81 Rx recire MG set 1A.

U.'

Investigate apparent leakage of oil from main shaft between fluid coupling 6 MG set.

81-7185 11-18-81 Attach additional plate steel 6 anchor bolts to the existing enbedded plates that support snubber IB31-SSB8 to the reactor pedestal as per DCR 81-187.

81-7186 11-18-81 Attach to snubber 1B31-SSA8.

81.-7187 11-18-81 Attach to snubber 1B31-SSA7.

81-7188 11-18-81 Attach to snubber 1B31-SSB7.

81-7262 11-17-81 Chip spalled concrete from area around snubbers base.

plates for anubbers 1 B31 - SSB7,

B8,A7 6

as per DCR 81-187.

81-7452 11-18-81' Recirc suction line snubbers.

Paint metal baseplates 4

rough concretc on reactor pedestal per DCR

,O 81-187-3

81-4549' 11-22-81 Repair reed switch 'for. rod position 48.

81-4850 11-21-81 Repair reed switch for rod gs posi t ion 12.

a

~

81-5309 11-22-81 Repair rod 10.07 position indicator.

81-1672 11-17-81 Repair leaking SBLC air supply valve.

81-1798 10-01-81 Perform all the.

internal wiring rcquired to complete DCR's77-271 6 80-226. Also mount the under voltage monitors 6 the. fuse blocks G install the fuses required for DCR's77-271 4 80-226, 81-3075' 11-12-81 Remove bottom ends of the RIIR heat exchanger "A"

to allow for inspection to determine if fouling of the heat-cxchanger has occurred.

81-5701 10-29-81 RilR service water pipe support.

Install pipe support E11 - ISil-Il7 05, O

fabricated

under MR 1-81-5730 per DCR 81-58 4

PDCR B2M-165.

81-5702 10-06-81 Install support E11-ISII-II7 06.

81-5777 10-06-81 Install support E11 - IS!I-7 03 G 704.

81'-6360 09-26-81 Repair-

"D" RHR SW pump.

Failed pressure test.

81-6480 10-16-81 Repair "B"

Ri!R -

SW pump.

Failed flow 4 pressure test.

I l

81'-7535 11-17-81 Perform NDT on RIIR piping.

81-7619 11-19-81 Investigated core spray testable check.

81-7644 11-20-81 Replace magnetic switch on; disc.

81-6368 11-12-81 Replace IIPCI steam line delta P switch.

f 81-6403-09-22-81 Replace bonnet gasket on IIPCI steam line drain valve.

81-6965 11-19-81 Proload

-6 monitor for l-settlement the radwaste solidification loading dock.

l

81-5045 10-30-81 Repair small root valve 81-7198 11-18-81 RWCU pump A

CB will not reset. Make repairs.

81-7261 11-_17-81 Repair RWCU Pump B

check valve.

i 81-6596 11-07-81 Make core drills 6

install pipe penetrations for penetration numbers 158 6

159 per B-P-7 8-200-1, Rev.0 81-6832 11-03-81 Core drill control-room floor with (2) 6" holcs for 4" conduit sleve.

81-4359 11-1981 Perfrom visual Tech Spec sury.

per. schedule 4.6.L.I on hydraulic shubbers.

81-6058 11-16-81 Repair RFPT 1B flow indicator.

81-6865 11-23-81 Replace bad bearings in "A"

circulating water pump.

81-5898 11-09-81 Repair bad seal leak on PSW pump "A".

O d

81-5921 11-13-81 Repair PSW to turb.

bid.

Div. I isolation valve 81-6573 11-13-81 Repair seal leaks in-PSW pump 1B.

81-7152 11-09-81 Repair seal leaks in PSW pump.

81-7615 11-20-81 Repair D/G IC air comp. 1C1.

81-7708 11-23-81 Repair D/W' airlock door t

i 81-1816 11-18-81 Reinstall sight glass T45-D014 as per DCR 79-505.

81-6683 11-16-81 Remove charcoal-sampic from B SBGT filter train.

81-7564 11-18-81 Calibrate RIF G R/B Del ta P transmitters.

l 81-7592 11-19-81 Repair control transformer l

for carbon bed drying heaters on SEGT filter train.

5 I

81-7645 11-20-81 Replace the transformer in the carbon dryer heater controller for SBGT filter train.

T~

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81-7510 11-23-81 The into existing 10" fire main 6 install 3 10" valves per DCR 81-39.

81-6059 11-12-81 Coro drill, sleeve, G grout penetrations for the 4" 4 8"

supply lines.

81-6372 11-09-81 Install 3

hr.

fire rated acnetration seals in cored 101 c s.

81-7454 11-19-81 Install foam in control room floor penetrations per DCR 81-31.

81-4895 11-06-81 Reapply "Tapecoat" to W. G. T. B. II. V. A. C,

underground piping at areas where excavation is being performed see hm 1-81-992.

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UNIT SIIUTDOWNS AND FOWER REDUCTIONS DOCKET NO.

~

UNIT NA5f E DATE 14-10-01 REFORT Af 0NTil Noverher COMPLETED pY O U i' H. Ulrtis TELEPi:ONE 912-367-< Mi X.203 5

E

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4Y3 Licensee E3, h

Cause & Corrective No.

Date c.

's E d

EES Event u?

El Action to 4

j@

5 3d3 Repert c N0 5U Fresent Recurrence i

i g

u Q

31-82 11-04-81 F

97:38 A

3 NA HB VALVEX lx Scram on MSIV Closure 1

31-83 11-03-81 F

34:25 A

5 NA HB VALVEX 5tartup from Scran l

81-84 11-15-81 F

23:00 A

5

!!A RB CO.'! ROD lod Pattern Adjustrent 81-85 11-23-81 F

9:00 A

5 NA SF XXXXXX iPCI Inop 31-86 11-24-81 F

51:00 A

5 NA CH HTEXCH Tube Leaks 31-87 11-27-81 F

25:00 A

5 NA SF XXXXXX

.PCI Inverter Inop I

2 3

4 F: Ferced Reasen:

Method:

Exhibit G. Instructions S: Schedufed A Equipment Tailure (Explain) 1-M:nual for Preparation of Dat:

B-Maintenance of Test 2-M:no:1 Scram.

Entry Sheets for Li. er s:e C-Refeding 3-Autom: tie Scram.

Esent Repert (LER) F. e (NUREG-D F.ccut:tery Restriction 4 -Ccatinuations 0161)

E-Crerator Training & Licensc Examination 5-Icad Feduction F Administratise 5

9 -Oder (D:nlain)

G. Operational Errer (Expla. )

Exhibit I.Same Source m

(9/77)

II O:her (Exp!:in)

l ENARRATIVE REPORT I

UNIT 2 O

. November 4th.

Rx scram on MSIV closure at 15:57

' November.8th Rx critical' at 05:03, tied to line at ~17 :35

-November 15th Load reduction for. rod pattern adjustment

-at 00:00

-i

+

November-23rd Load reduction.duc to llPCI inop at 18:38 November 24th Load reduction duc.to tube leaks at.20:48 I

November 27 th Load reduction'due to LPCI inverter nop at

.I 05:10 i

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4 IIATCll 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE' REPORTED FOR November 1981 l

q NINBER DATE COMPLETED DESCRIPTION M 39 11-15-81 IIPCI torus suction 1 valve. Install 6000 ohm. 25 watt -field discharge resistor -per DCR 80-17.

81-3340 11-14-81 Same as above.

81-3343 11-14-81 IIPCI C.S.T.

suction valve.

Install 6000 ohm.

25 watt field discharge resistor per DCR 80-17.

81 4036 11-18-81 Make wire changes to the IIPCI vacuum tank cond., vacuum, 6 aux, oil pumps per DCR 79-385.

81-3176 10-29-81 Radwaste solidification piping.

Apply cpoxy coating as per DCR 81-51.

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