ML20050B378

Forwards Monthly Operating Repts for Nov 1981

ML20050B378
Person / Time
Site:	Hatch
Issue date:	12/10/1981
From:	Manry M GEORGIA POWER CO.
To:	Cintula T NRC
References
PM-81-1023, NUDOCS 8204050267
Download: ML20050B378 (1)

Text

~' ) e Georgia Pont Comprny 2 Hst Offica Box 439 0 .. try. Georgem 31513 f.'ephone 912 367-7781 912 537-9444 Georgia Power Edwin 1. Hatch Nuclear Plant December 10, 1981 PM-81-1023 PLANT E. I. IIATCil hYC~ Monthly Operating Report

_b Ted Cintula 0 12105 M.M.B.B.

United States Nucicar Regulatory Commission ,

Washington, D. C. 20555 Mf / p L

Dear Sir:

Fer Tech Specs section 6.9.1.6 please fi nd attached the NRC Monthly Operating Report for llatch Unit k Docket #50-321.

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DCCKET NO.

50-321 ,

UNIT 511UTDOWNS AND FCWER REDUCTICNS UNIT NAME h'3 E W i DATE 12-l"-hl -

COMPLETED BY Chri < M. reirtis REPORT MONTII  ?!overnber 012-M7-7P;1 X.203 TELE?iiCNE I .

_E e EO "E * * ~

Licensee E-r E*, Cause & Corrective y

No. D.ite H

h jj $

5 3S y, g g Event Report a mU U i Action to Prevent Recurrence f5 a 5 u

c O

31-76 11-01-81 5 619:03 C 4 flA FD FUELXX , Shutdown for Core Reconstitution 81-77 11-26-81 F 12:22 C 5 flA FD FUELXX 5tartup from Shutd'own 81-78 11-27-81 F 11:34 A 9 flA HA TURBIfl '!ain Turbine Tripped 31-79 11-27-81 F 23:45 A 3 flA HB VALVEX h Scram on MSIV Closure 31-80 11-28-81 F 6:04 A 5 flA HB VALVEX 5tartup from Scram 1 2 3 4 F: Forced Reason: Method: Exhibit G Instructions 5: Schedu'ed A Eiluipment' Failure (Explain) 1-Manual for Preparation of Data 11-Maintenance of Test 2 Manual Scram. Entry Sheets fer Licens:e C-Refueling . 3- Automatic Scram. Event Report (1.ER) Fde (NUREG.

D. Regulatory Restriction 4 -Continuctions 0161)

E Operstor Training a Ucense Examination 5-Icad Feduction F-Admini;trative 9-Other (Eglain) S G Crerational Error (Explain) Exhibit I- Same Source (9/77) Il-Othe r (Explain)

NARRATIVE REPORT UNIT 1 November ist Rx shutdown 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 27 th Main turbine tripped at 07:25 November 27 th Rx scram on MSIV closure at 18:59 November 28th Rx critical at 03:56, tied to line at 18:44 0 .

.,p 1 O

IIATCII 1 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR November 1981 O NU:!!ER DATE CO:!PLETED DESCRIPTION liF6T82 11-18-81 Control room pancis Illi-P609 6 H11-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 1cyc1" 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" tec fitting immediately down-stream of the B21-F051C cxcess flow check valve. Install tubing 6 the NV-200 valves per sketch B- P-7 9 -H7 5 Rev.A.

Capoff the tubing downstream of the P33-F223 valve.

d 81-4221 11-21-81 Rx reci"c MG set 1A.

V Investigate apparent Icakage 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 1B31-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 concretc from area around snubbers base plates for anubbers 1B31-SSB7, B8,A7 6 as per DCR 81-187.

81-7452 11-18-31 Recirc suction line snubbers. Paint metal baseplates 6 rough concrete on reactor pedestal per DCR

, g)

!81-187.

3

8'l-4549 11-22 Repair reed switch for rod I

position 48.

81-4850 11-21-81 Repair reed swltch for rod O ne i:len 12.

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

81-1672 11-17-81 Repair leaking SDLC air supply valvo.

81-1798 10-01-81 Perform all the internal wiring required to completc DCR's77-271 G 80-226. Also mount the under voltage monitors G the fuse blocks G install the fuses required for DCR's_77-271 4 80-226.

81-3075 11-12-81 Remove bottom ends of the RilR heat exchanger "A" to allow for inspection to determine if fouling of the heat exchanger has occurred.

81-5701 10-29-81 RilR service water pipe support. Install pipe support E11 - ISii- fl7 05, fabricated under MR O- 1-81-5730 per DCR 81-58 6 PDCR B2M-165.

81-5702 10-06-81 Install support E11 - ISil- fl7 06.

81-5777 10-06-81 Install support E11 -ISil-7 03 6 704.

81-6360 09-26-81 Repair "D" RilR SW pump.

Failed pressure test.

81-6480 10-16-81 Repair "B" RilR SW pump.

Failed flow G pressure test.

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

81-7619 11-19-81 I"c tigated core spray

'eu tblc check.

81-7644 11-20-81 o <ca magnetic switch on disc.

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

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

81-6965 11-19-81 Preload G monitor for settlement the radwaste solidification loading dock.

4

81-5045 10-30-81 Repair small root valve 11-18-81 RWCU pump A CB will not 81-7198 reset. Make repairs.

Q 11-17-81 Repair RWCU Pump b check 81-7261

-valve.

81-6596 11-07-81 Make core drills G install pipe penetrations for penetration numbers 158 G 159 per B-P-78-200-1, Rev.0 11-03-81 Core ~ drill control room 81-6532 floor with (2) 6" holes for 4" conduit sleve.

11-1981 Perfrom visual Tech Spec 81-4359 sury. per schedule 4.6.L.I on hydraulic shubbers.

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

( 81-5921 '11-13-81 Repair PSW to turb. bid.

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

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

81-7615 11-20-81 Repair D/G IC air comp. IC1.

81-7708 11-23-81 Repair D/W airlock door 11-18-81 Reinstall sight glass 81-1816 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 Delta P transmitters.

11-19-81 Repair control transformer 81-7592 for carbon bed drying heaters on SBGT filter train.

5

a I

85-7645 11-20-81 Replace the transformer in the carbon dryer heater controller for SBGT filter D train.

L) existing 10" fire 81-7510 11-23-81 'I h c into main G install 3 10" valves per DCR 81-39.

11-12-81 Core drill, sleeve, li grout 81-6059 penetrations for the 4" G 8" supply lines.

81-6372 11-09-81 Install 3 hr. fire rated acnetration seals in cored -

aoles.

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

81-4895 11-06-81 Reapply "Tapocoat" to W . G . T . B .11. V . A . C . underground piping at areas where excavation is being performed see MR 1-81-992.

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UNITSilUTDOWNS AND FOWER REDUCTIONS DOCKET NO.

UNIT NA3!c DATE F - "f i inris cl. Dictis REFORT MON 11I Novettber COMPLETED BY TELEPiiONE 917- El-/d51 X.203

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.[ g 3 4.E 3 No. Date c- ~i s EE$

Licensee Event

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o1 Cause & Currective S jh" 5 3 ;N = N0 Action to u5U Report e Prevent Recurrence

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31-82 11-04-81 F 97:38 A 3 NA HB VALVEX lx Scram on MSIV Closure 31-83 11-08-81 F 34:25 A 5 NA HB VALVEX Startup from Scram 31-84 11-15-81 F 23:00 A 5 MA RB CONROD lod Pattern Adjustnent 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 rube Leaks .

31-87 11-27-81 F 25:00 A 5 NA SF XXXXXX _PCI Inverter Inop .

s i 2 3 4 F: Forced Reason: Method:

S: S:heda'ed Exhibi: G Instructions A Equipment' Failure (Explain) 1-Manual for Preparation of Data D Maintenance of Test 2-Manu:1 Scram. Entry Sheets for Licentie C Refueling . 3-Au:omatic Scram. Dent Report (LER) Fi!c (NUREG-D-Regulatery Restriction 4 -Continuations 0161)

E-Operator Tr:ining & Ucense Examination F-Administrative 5-Icad Feduction G Operational Error (Explain) 9 -Othe'" (6: plain) 5 Exhibit I- Same Source (9l~7) it O:her (Exphin) 1

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NARRATIVE REPORT UNIT 2 ts/

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 Ncvember 23rd Load reduction due to IIPCI inop at 18:38 November 24th Load reduction due to tube leaks at 20:48 November 27 th Load reduction due to LPCI inverter nop at 05:10

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l IIATCil 2 SAFETY-RELATED MAINTENANCE REQUESTS '

TO BE REPORTED FOR November 1981 A i f NINI1ER DATE COMPLETED DESCRIPTION 1F175339 11-15-8T 11PCI torus suction valve. Install 6000 ohm. 25 watt field discharge resistor per DCR 80-17.

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

11-14-81 IIPCI C.S.T. suction valve.

81-3343 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, 4 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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