ML20093F714

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Monthly Operating Repts for Aug 1984
ML20093F714
Person / Time
Site: Hatch  Southern Nuclear icon.png
Issue date: 08/31/1984
From: Nix H, North P
GEORGIA POWER CO.
To:
NRC
References
GM-84-770, NUDOCS 8410150193
Download: ML20093F714 (25)
v • d • e


Text

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~. NARRATIVE REPORT UNIT 1 August 1st 0000 All control rods out, beginning is nd o f cycle coastdown.

August 3rd 2146 Reactor scram on TCV fast closure, short in 1B unit I auxiliary transformer. _

-August 4th 1729 Reactor critical.

2350 Turbine tied to line, normal ramp ~-

to 105% core flow.

August lith 0224 Decreasing power to 355 GMWe for transformer work.

0440 Transformer work completed ,

increasing power to 105% core flow.

August 18th 0023 Decreasing power to'680 GMWe for HNP-1-1053, weekly turbine

,, testing.

0145 Turbine testing complete, increasing power to 105% core flow.

1005 B Recirc pump tripped.

1705 1A recirc pump tripped.

1711 B recirc pump started.

1845 B recirc pump tripped, fluid drive B lube oil pressure low.

1850 B recirc pump on.

August 19th 0215 1A recirc pump on, increasing power to 105% core flow.

August 28th 1820 Losing vacuum.

1822 Dropped load to 540 GMWe. Vacuum .

holding.

1845 Losing vacuum, dropping load .

1948 Reactor manual scram.

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. NARRATIVE REPORT UNIT 1 I

August 29th 0523 Reactor critical.

1738 Turbine tied to line, normal ramp to 105% core flow.

.. 2217 Load at 390 GMWe, holding for P-1. _

August 30th 0210 Increasing power to 105% core flow.

August 31st 0235 Ioad at 644 GMWe, experiencing vacuum problems.

0245 Load reduced to 367 GMWe.

0258 Vacuum holding, increasing load to 400 GMWe.

0305 Losing vacuum.

0308 Reactor manual scram.

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HATCH 1 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 NUMBER DAfE COMPLETED DESCRIPTION 84-404 04-19-84 Installed kaowool and cable tray supports in intake structure. Ref. DCR 83-153.

84-2394 06-05-84 Installed time delay relay in RFPT A trip circuit for

. low suction pressure. Ref.

DCR 84-117, Rev. 1.

84-2393 06-05-84 Installed time delay relay -

in RFPT B trip circuit for low suction pressure. Ref.

DCR 84-117, Rev. 1.

84-2148 05-30-84 Added two spool pieces to accommodate flexible hoses for torus water cleanup pump and demin system. Ref . DCR 82-188.

84-4524 08-16-84 Replaced SRV tailpipe

,, temperature recorder. Re f.

DCR 84-001. _

82-7863 01-21-83 Fabricated and installed supports and relocated vacuum system piping. Ref.

DCR 80-3 48.

82-6376 02-14-82 Calibrated drywell sump rad monitors. Re f. DCR 7 9-473.

82-8549 03-31-83 Redlined electrical power cables and meggered heat tracing cables on 120/208V

,. AC panel lZ and 1AA. Ref.

DCR 82-107.

83-6975 10-05-83 Calibrated fire protection Grinnel B-2 pressure switch.

Ref. DCR 80-322. -

82-2729 09-15-82 Installed sanitray drains, vent lines, and sump purup in .-

control room. Ref. DCR 80-348.

82-5346 09-14-82 Installed piping, NV-10 valve, CY valve, and pipe supports for nitrogen storage tank fill line.

Ref . DCR 82-201.

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HATCH l' SAFETY-RELATED MAINTENANCE REQUESTS

+ TO BE REPORTED FOR August 1984 NUMBER DATE COMPLETED DESCRIPTION 84-4862 08-17-84 Installed positive lubrication arrangement for RCIC trip and throttle valve lE 51-C00 2. Ref . DCR 83-150.

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OEERATING DATA REIDRP . , ,-

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i. DdCEST NO. 50-321 DPSE 09-10-84 034 PIE'IED BY: P.J. North

! 'IEIEPEONE (912) 367-7851

!' OPERATING STATUS

! lbtes

]' l. thit &me: E. I. Hatch Nuclear Plant thit 1 l 2. h porting Period: 08-84

3. Ideensed Thermal- Pcwer (mit): 2436 1 4. Mmeplate Rating (Gross mie): 809.3

! 5. Desi<p1 Electrical hting (Net mie): 777.3

! - 6. 2xistan Dependable Capacity (Gross mie): 801.2 l 7. Maximum Dependable Capacity (Net mie): 752.2 j 8. If Changes (bcur in Capacity htings (Items haber 3 through 7) Since Iast Report, Give hasons:

3

9. Power Ievel to Wtich Restricted, If Any (Net mie)
10. Reasons for hatrictions, If Any

l l -

l This 2 nth Yr-to-Date Cumulative

! 11. Hours In Reporting Period 744 5855 75982 i 12. bhmber of liours bactor was Critical 'e 704.9 4966.7 54491.8 I 13. Reactor Reserve m utdown Hours 0 0 0 1 14. Hours Generator Ch-Line 6 75 .2 4806.6 51199.6 l 15. thit Reserve mutdown Hours 0 0 0 j 16. Gross 'Ihermal Ehergy Generated (21H) 1434030 10856962 108074990

17. Gross Electrical Energy Generated (21H) 435960 3399500 34857670
  • f' . 18. Net Electrical Energy Generated (21H) 412468 3233434 33092797 l 19. thit Service Factor 90.8 82.1 67.4

! 20. thit Availability Pactor 90.8 82.1 67.4

! 21. thit Capacity Pactor (Using POC Net) 73.7 73.4 57.9

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22. thit Capacity Factor (thing DER Net) 71.3 71.0 56.0
23. thit Forced Outage Rate 9.2 16.7 18.3

{- 24. Sutdowns Scheduled Over Next 6 mnths (Type, Date, and Duraticr1 of Each):

Refueling 10-1-84 10 week duration

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25. If Shutdown at Ishd of.mport Beriod, Estimated Date of Startup:
26. thits in 'Ilest Status (Prior to mnunercial Operation): Forecast Achieved 2

)i INITIAL CRITICALITY - . -

j^ - _ INITIAL EIEC'IRICITY .

CDPNERCIAL OIERATION:

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AVERAGE IRILY INIT RMER IEWL N NO. 50-321 IRTE: 09-10-84

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00(PIETED BY: P.J. Ncrth 4

TEIEPIONE (912) 367-7851 MONE O&-84 f

Didf AWRAGE IRILY IOWER IEWL DAY AWRAGE IRILY IOWER IEWL

(tide-Net ) (MWe-Net) i
1 6 81 17 658 i 2 678 18 448 3 612 19 555 4 -19 20 670 5 439 21 652 l 6 604 22 653 7 672 23 650 8 665 24 646
9 662 25 642 10 660 26 e 643 11 428 27 640

! 12 525 28 508 I

13 618 29 36 l 14 675 30 509 15 662 31 53' i 16 660 1

) (9/77) li i-

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' DOCKETNO. 50-321 UNIT S!!UTDOWNS AND POWER REDUCTIONS .

UNIT NAME Hatch.1 DATE 9-3-84 August COMPLETED BY P. J. North REPORT MONTil TELEPl!ONE 912-367-7851 e.

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c a., - 'Cause & Corrective

, .5? };; .Y Licensee h -

No. Date g 3g y5 Event u?

o Action to H 5 Report # cN 0 5 5" Prevent Recurrence e ;5 g

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a 84-59 840801 F 744 A 5 NA HA 'TURBIN 13th Stage Buckets Were Damaged & Out for the Duration of August.

84-60 840803 F 26.07 A 3 1-84-15 EG TRANSF Short in. IB Aux. Transformer. Scram On TCV Fast Closure.

84-61 840804 F 2.27 B 5 fM EG TRANSF. Load Reduction for Transformer Work.

84-62 840818 S 1.37 8 5 FM HA TURBIN Load Reduction for Weekly Turbine Testing.

84-63 840818 F 16.17 A .5- NA PUMPXX Recirc Pump Trips.

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84-64 840828 F 1.47 A 5 NA HF FILTER Loss of Condenser Vacuum. Circ. Water Screens Clogged.

84-65 840828 F 21.83 A 2 NA HF FILTER Loss of Condenser Vacuum. Circ. Water Screens Clogged. Outage.

1 2 3 .

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F: Forced Reason: Method: Ex.hibit G-Instructions .

5: S:heduled A EquipmentTeiture(Explain) l-Manuel -

for Prepsrstion of Data ,^

B. Maintenance or Test 2-Manual Sersm. Entry Sheets for Licensee 4 -

C-Refe fing

. . 3-Actumstic Scrsm. }- Event Report (LER) File (NUREG-:

D-Regulatory Rest:.c:fon 4 -Continuations 0161) *<

E Operstor 'irsining & Licensc Examination f 5-Icad Peduction  ;

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  • 9 -Odm (@ain)

F-Admims.ra:'ve.

G-Operst: ens! Erre: k..xp!ain) - Exhibit 1-Ssme Source , . *

. (3177) Il-Other(Exp! sin) ,

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DOCKET NO. 50-321 UNIT S!?UTDOWNS AND POWER REDUCTIONS .

UNIT N A',IE Hatch 1 ,

.' ' s DATE 9-3-84 .

COMPLETED By P. J. North

' REPORTMONTII August TELEPl!ONE 912-367-7851

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- ,$E };; $ .E 3 Licensec E

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'Cause & Corrective -

No. Date g 3g .35s Event p mo g.g' Action to

. H f5 5 j;5 Report # g , Prevent Recurrenc.e o .

84-66 840829 S 3.88 H 5 NA IF INSTRU Power Increase Discontinued for P-1 i Run.

84-67 840831 F . 55 A 5 NA HC XXXXXX Loss of Condenser Vacuum From In Leakagc Through Crack Between Condenser &~LP

. Turbine.

. 84-68 840831 F 20.87 A 2 NA HC XXXXXX Loss of Condenser Vacuum From In Leakage Through Crack Between Condenser & LP Turbine. Outage.

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1 2 3 . 4 .r 1 F: Forced Resson: Method: -

Exhibit G. !nstructions . ,4 '

S: Scheduied A Equipment' Failure (Explain) 1-Manus! - for Prepsistion of Dats j 4

i B-Maintenance of Test 2-Manual Sersm.

Entry Sheets for Licensee 4 e ,

C Refeelin:: . . 3-Automatic Scram. } Event Report (LER) File (!JUREG-:  ;

i D Regula:ory Rest:.c:fon 4 -Continuations . 0161) -

' E-Operstor Training & License Examination .. S

' 5-Icad Fcduction i ,I .

F-Adminis.rs:ive 9-Othe.r (Explain) 5 "

G-Operatiens! Errer(Explain)  ;.3

- Exhibit I.Ssme Source ,. .

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. ro/77) Il-Other (Explain) . t .- , , q *l

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NARRATIVE REPORT UNIT 2 August 1st 0000 Recirc piping outage still in progress.

August 29th 0546 Reactor critical. Holding power at approx. 25. mWt for testing.

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8 HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO CE REPORTED FOR August 1984 NUMBER DATE COMPLETED DESCRIPTION 84-988 02-21-84 Installed jumpers on the internal side, and opened links to modify main steam leak detection temp.

switches. Re f . D CR 81-139, Rev. 1.

84-3800 07-27-84 Calibrate RHRSW flow -

indicators for 0-10000 GPM and fabricate new scales indicating 0-10000 GPM flow.

Ref. DCR 82-158.

84-3015 00-04-84 Installed concrete wedge anchors at 114' elevation of drywell per HNP-6942. Ref.

DCR 83-17 3.

84-2259 07-21-84 Fabricated & installod

.. startup instrumentation brackets at locat io:w A1, A3, BL , and B3. Re t . bcR 83-173.

84-2524 G 7-21+ 94 Fabricated & installed startup instrumentation brackets at locations A9, A2, A4, B 2, and B4. Re f . D CR 83-173.83-934 07-24-84 Primary containment cooling system. Assembled &

installed the auxiliary drywell cooler 2T47-B010A.

Re f . D CR 81-8.83-933 07-24-84 Primary containment cooling syste. Assembled & installed the auxiliary drywell cooler 2r47-B010B. Re f . D CR 81-8.

83-1856 05-11-84 HPCI-RCIC performance ,

verification package. Routed

& supported conduits per HNP-6921. Re f . DCR 81-17 4.84-374 03-27-84 MSIV (outboard). Installed improved design stem / disk assembly. Ref. DCR 83-46.

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~ HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS

. TO BE REPORTED FOR August 1984 NUMBER. DATE COMPLETED DESCRIPTION 84-739 07-24-84 Unit 2 installed the prefabricated ductwork for primary cooling units A and B. Installed / assembled  ;

associated hangers. Re f . D CR 81-008.84-546 ~06-26-84 Calibrated & installed HPCI lube oil cooler discharge "

t emp . . 'swi t ch . Re f . DCR 82-154.

84-1903 07-02-84 Performed flush & hydro on instruments 2E21-N003A &

H051A. Re f . D CR 81-139, Rev.

1.

i 84-2643 07-02-84 Performed flush tests for new tubing installed on 2E41 system. Re f . D CR 81-139,  ;.

.y; Rev. 1. .

84-2642 08-06-84 Performed flush tests for instrument tubing on 2E51 system. Re f . D CR 81-139. t 84-2664 07-06-84 Installed hangers on i 2B31-T45. .Re f. DCR 8 3-173.

84-2732 07-03-84 Performed flushing & hydro tests for new instrument ,

testing. 2H21-P414A/B. Ref.

DCR 81-139.

84-3051 07-12-84 Performed flushing & hydro tests for new instrument tubing for 2E41 system. Ref.

4 DCR 81-139.

84-3052 07-12-84 Performed flushing & hydro tests for new instrument tubing for 2E51 system. Ref.

DCR 81-139. .

'84-3415 07-24-84 Install brackets to recirc pump seal flange covers.

Temporary, used to support instrumentation during

startup. Ref. DCR 83-173.

84-3336 07-16-84 Removed 11 existing SRV i discharge line 6" vacuum

, breakers & replace with new vacuum breakers. Ref. DCR

, 84-94.

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. HATCH -2 SAFETY-RELATED MAINTENANCE REQUESTS 1 TO BE REPORTED FOR August 1984 NUMBER DATE COMPLETED DES CRIPTION i

84-2526. 07-26-84 Installed flange set in seal water line on RNCU pump seal water system. Re f . D CR 7 9-96.

84-1113 06-11-84 . Removed 50 amp trip elements -

(motor suction pump) from 2R23-S003-FT6% to be

' tem orarily used in Unit 1.

Ref DCR 84-103. -

84-3685 07-25-84 Removed temporary thermocouple on SDV level switch. Ref . DCR 80-318.

84-3298 07-23-84 Performed flushing & hydro tests on new instrument '

tubing for 2E41 system. Ref.

DCR 81-139. .

84-2559 07-02-84 Performed flushing & hydro

. tests on new instrument .

l'" tubing for 2E32 system. Ref.

DCR 81-139.

84-2078 07-02-84 Performed flushing & hydro testing on new instrument tubing for 2G31 system. Ref.

DCR 81-139.

F

, 84-2271 07-17-84 Meggered cables in conduit 2E23565. RHR service water '

pump RTD 's. Ref. DCR 83-15 3.

! 84-1618 06-04-84 Nitrogen inerting system, i

Implement DCR 84-049 per WPS 4

84-049-E002 & 84-049-E003.

l: Ref . DCR 84-049.

84-2262 07-02-84 Performed flushing on new '

instrument tubing for .

instrument racks 2H21-P415A/B & 2H21-P425A/B.

j Ref . DCR 81-139, Rev. 1. ,

84-2261 07-02-84 Performed flushing & hydro

, testing on new instrument tubing lines installed for 2C71-N050A-D & 2 Ell-N094A-D.

Re f . DCR 81-139, Rev . 1.

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  • HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 -

i NUMBER DATE COMPLETED DESCRIPTION 84-2077 07-02-84 Performed flushing on new instrument tubing for instrument racks 2 H21-P404A-D, 2H21-P405A-E, 2H21-P409, & 2H21-P410. Ref.

DCR 81-139, Rev. 1. ,

84-3562- 07-25-84 Remove the' grapple mast from '

the Unit 2 refueling -

platform & install on the Unit 2 refueling platform.

i- Ref . DCR 84-210.

84-2934 07-02-84 Performed flushing & hydro testing for new instrument tubing installed on 2851 system. Re f . D CR 81-139.

84-2278 09-15-82 Painted piping' hangers in

+

LPCI inverter room coolers.

) s ,_ Re f . D CR 7 8-68. ,

, 83-6506- 04-15-84 Installed line voltage regulator 2C71-S002 & pad.

4 Ref. DCR 82-258.

i 84-372 03-27-84 Installed improved design 2

stem / disk. assembly on I. outboard MSIV 2821-F028D.

IL Ref . DCR 83-46.

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84-1105 07-16-84 Installed hydro loose ports on the scram discharge l header. Ref. DCR 83-275.

  • 84-1377 04-01-84 Removed the "B" recirc pump
, suction flow splitters. Re f.

DCR 84-118.

84-1378 04-01-84 Removed the "A" recirc pump

suction flow splitters. Ref.

l DCR 84-118.

1

- 84-1466 04-04-84 Recirc pump flow splitters.

Ground out all splitter indications up to but not exceeding 1/4 of an inch'of

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the pump casing wall. Ref.

DCR 84-118.

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l' '84-1691 '

07-05-84 Installed radiation j- -

shielding for MSIV leakage

, control system flow elements. Ref. DCR 83-121.

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HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS

.TO BE REPORTED FOR Auguat 1984 NUMBER DATE COMPLETED ' DESCRIPTION 84-1697 05-21-84 Replaced flange gaskets on MSIV leakage control system blowers . Ref. DCR 33-272.

84-1786 07-05-84 Replaced D/G "B" air start system pressure switches.

Ref . DCR 80-98.

84-1980 07-02-84 Performed flushing & hydro -

testing of new instrument tubing lines installed for 2 Ell system. Re f . D CR

81-139, Rev . 1.

84-2169 07-10-84 Replaced existing B-7 grade 4

stud with ASME-5A193-B8 stud with B-8 nuts on RWCU F/D "B" post strainer. Ref. DCR 84-164.

t 84_-2246 06-29-84 Added bolts to hold NV-202 bypass manifold to hanger TS-005 on standby diesel service water D.P.

indicator. Ref. DCR 81-145.

84-2591 06-18-84 Repaired loose valve stem on scram discharge volume vent valve 2C11-F03 5B. Re f . DCR 82-206.

83-1917 05-10-84 Pulled cables for HPCI-RCIC performance improvement package. Ref . DCR 81-174.

84-3316 07-27-84 . Terminated LPCI inverters

( 2R44-S002) & 2R44-S003) output power cables directly on motor control center's (2R24-S018A & 2R24-S018B) horizontal bus thus eliminating the MCC ffeder breakers . Ref. DCR 84-13 4. ,

84-1900 07-03-84 Added two inoltion valves to RWCU system 2G31-F145, 2G31-F136. Ref. DCR 83-206.

83-2321 01-27-84 Provided internal wiring for additional instruments / circuits for CRD vents and drains. Re f . DCR 82-206.

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HATCH 2 SAFETY-RELATED MAINTENANCE ' REQUESTS TO CE REPORTED FOR- August 1984 DUMBER DATE COMPLETED DESCRIPTION 84-3132 07-12-84 Terminated cables &

performed internal wiring in panels to implement required logic changes in standby gas treatment & ventilation system. Ref. DCR 81-139, Rev. 1.

84-3056 08-09-84 Replaced existing drywell -

ambient air temperature

RTD 's with new 7 9-OlB qualified RTD 's. Re f . D CR 84-148.

84-3281 15-84 Replaced solenoid valves on scram discharge volume vent

& drains. Ref. DCR 82-206.

83-1753 03-14-84 Terminated cables for HPCI-RCIC performance

,,* verification package. Ref. .

DCR 81-17 4.

84-1955 07-10-84 Instabledtorus/drywell vacuum breaker flexible metal hose assemblies. Ref.

DCR 84-002.

83-1723 04-21-83 Replaced two seismic hangers on Unit 2 corridor fire protection system. Re f . D CR ,78-114.

l 84-1894 O/-12-84 Replaced HPCI solenoid valves. Re f. DCR 82-008.

j 84-2034 06-08-84 Replaced plant service water l

backwash piping. Ref. DCR 82-94.

84-1611 05-09-84 Installed jumpers & removed i

Lexan windows from the fused i disconnect panels for ,

hydrogen recombiner system.

Ref. DCR 83-038.

84-4223 08-16-84 Replaced oxisting pipe clamp 2831-S40 with new pipe clamp. Ref. DCR 83-173.

'84-4381 08-17-84 Rewired HPCI stop valve limit switch 2E41-P05-N074.

Ref. DCR 82-008.

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HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 .

NUMBER' 'DATE COMPLETED DESCRIPTION 83-4518 08-01-84 Fabricated & installed RWCU whip restraint F. Re f . DCR 83-103.

84-1787 08-10-84 Installed lube oil keep warm '

system modification on D/G

28. Ref. DCR 82-259.

83-2896 02-03-84 Tagged panel valves & -

instrument valves for ATTS ,

instrument racks. Re f . D CR 81-139, Re v . 1.

84-2851 08-13-84 Relocated hydrogen recombiner flow transmitters. Re f . DCR -

83-37, Re v . 1.

83-2322 02-07-84 Terminated cables pulled for DCR 82-206 for CRD vents and

._, drains. Ref. DCR 82-206. .

84-3133 07-16-84 Replaced SRV discharge line vacuum breaker. 2B21-F110G.

Ref. DCR 83-228.

84-3216 07-16-84 Installed bumper into pipe tee for SRV discharge line

. vacuum breaker. 2B21-F110F. t Ref. DCR 83-228.

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84-3215 07-16-84 Installed bumper into pipe tee for SRV discharge line vacuum breaker 2B21-F1100.

4 Ref. DCR 83-228.

84-3214 07-16-84 Installed bumper into pipe tee for SRV discharge line vacuum breaker. 2B21-F1108.

Ref . DCR 83-228.

83-5003 05-10-84 Fabricated & installed mounting brackets for valve .

position transducers for HPCI-RCIC performance verification package. Ref.

DCR 81-174.

84-3068 07-20-84 Fabricated & installed startup instrumentation brackets at' locations A7,

' A8, and B7. Re f . DCR 83-17 3.

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HATC3 2 CAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 NUMBER DATE COMPLETED DESCRIPTION R4,-1408 07-17 Temporarily removed cables &

a section of conduit to allow installation of racwasy support arm. Ref.

DCR 83-15 3.

84-3096 07-17-84 Set breaker. trip elements &

bench test breakers'for 125/250 VDC nonessential -

switchgears 2C & 2D. Ref.

DCR 82-254.

84-2558 06-16-84 Repaired indicating lights on valve 2Cll-F035B. Re f .

DCR 82-206, 84-2181 06-29-84 Installed core spray minimum flow bypass valve 2E21-F031A. Ref. DCR 84-99.

84-3387 07-19-84 Performed hydrostatic .

testing of drywell pneumatic system piping between 2P70-F055 & 2821-F024A. Ref. -

DCR 83-173.

83-3046 07-09-84 Replaced motor on 2E21-F031A core spray minimum flow bypass valve. Ref. DCR 84-99.

84-1885 05-14-84 Recalibrated time delay ,

relays on 2 Ell system. Re f.

DCR 82-17 4.

84-2729 07-31-84 Field routed temporary cables for startrec junction boxes 2F41-J001, J003. Ref.

DCR 83-17 3.83-926 Replaced HPCI MOV actuating 06-20-84 motor on 2E41-F0ll, F012.

Re f . D CR 81-17 7.

84-3495 08-14-84 Installed & calibrated pump sensors for startup testing on 2831-C001A/B. Re f . D CR 83-173.

i 84-1501 04-17-84 Moved circuits from D020, 21

!. P611C to DD43,43 for scram discharge volume vent &

drains. Ref. DCR 82-206.

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HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 NUMBER DATE COMPLETED . DESCRIPTION 84-2185 07-05-84 Removed & relocated 2C11-F037 valve on CRD vents

& drains. Ref. DCR 82-206 84-3048 07-26-84 Performed hydrostatic testing on RBCCW piping at A and B loop recirc motors.

Re f . D CR 83-17 3.

84-3054 07-11-84~ Removed for flush and hydro ,

test, and reinstalled RCIC  !

turbine exhaust restricting orifice. 2E51-D008. Ref. DCR 81-139.

84-3490 08-02-84 Flushed RHR testable check valve bypass lines to the 2E11-F050A/B check valves.

Ref. DCR 83-284.

84,-3053 07-11-84 Removed for flush & hydro ,

test, and reinstalled HPCI turbine exhaust restricting orifice 2E41-D011. Re f . DCR 81-139.

'84-2547 08-05-84 Installed time delay relay in panel 2H11-P620 for .the automatic closure of HPCI  ;

pump discharge to CST. MOV 2E41-F008. Ref. DCR 83-215. ,

84-1207 05-17-84 Added valve & flanges to nitrogen inerting system vent header. Ref. DCR 84-049.

84-3590 08-17-84 Installed drywell fire protection thermistors on 2T 43-NO31A/B. Ref. DCR 83-173.

84-3247 08-20-84 Performed hydro testing on <i 2B21 analog trip system. ,

Ref . DCR 81-139.84-910 07-02-84 Installed pipe supports for CRD vents & drains. Ref. DCR 82-257.84-913 08-09-84 Modified existing pipe supports 2C11-CRD-H90,

- 2C11-CRD-H99 2C11-SKFG-H84, gg1}gyKFG-H8. Re f . D CR ,

f ., *

, HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR August 1984 NUMBER DATE COMPLETED -DESCRIPTION 84-1481 _06-18-84 Modified pipe support 2Gil-S4-H800. Re f . DCR 82-257. '

i 84-4830 08-19-84 ' Adjusted cold setting on snubbers 2831-SS-A3, A13, B3. Ref . DCR 83-17 3.

83-5308 , 02-13-84 Mounted relay & switch for , l trip monitoring & control '

panel 2H11-P607. Re f . DCR 83-22.

83-2899 06-02-83 Disconnected the portion of circuits not made operative during this outage for ATTS.

Ref. DCR 81-139.

84-2523 07-17-84 Replaced existing reactor coolant sample primary containment isolation valve <

5 Q2821-SV-F111, F112 with air  ;

operated versions Q2B212AOV-Fill, F112 for post accident sampling system. Re f . D CR 7 9-476, Rev . 1.

84-2395 07-17-84 - Modified relief valve drain line to CRW including tubing ,

& supports for post accident

. sampling system. Re f . DCR - 79-476, Rev . 1.84-951 05-17-84 Replaced MSIV leakage f

. control pressure transmitter

& support 2E32-PT-WO55. Ref.

DCR 83-10. '

84-1550 05-25-84 Removed orifice from lower flange & installed gasket on .

2G31-C001A, B. Reactor water cleanup system. Re f . DCR  ;

~

83-040. .

84-2421 06-14-84 Relocated conduit support CS -7 0 2-02. Re f. DCR 82-254.  !

84-3332 08-16-84 Replaced HPCI turbine stop valve limit switch QRE41-POS-N074. Ref. DCR

,82-008, Rev . 1.

h.

% P

,, ' , HATCH 2' SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR Augu3t 1984 NUMBER DATE COMPLETED DESCRIPTION

.84-3459 08-19-84 Installed conduit supports, isolated ground bus, & 110 VAC duplex receptacle for HPCI-RCIC performance verification package. Ref.

DCR 81-174.

84-3476 08-15-84 Calibrated HPCI lube oil temperature switch '

2E41-N754. Ref. DCR 82-154.

84-1231 07-19-84 Modified existing piping and hangers for post LOCA hydrogen recombiner drain loop seal. Ref. DCR 83-269.

84-1021 07-23-84 Modified pipe support 2C11-CRD-HRS. Re f. DCR 82-257. .84-912 06-12-84 Modified pipe supports

Re f . DCR 82-257, Rev . 1.

84-2269 08-20-84 Installed & calibrated process instrumentation taps for startup instrumantation.

Ref. DCR 83-173. '84-952 07-02-84 Modified pipe supports 2P41-SS-H801, H802, H808, H810, H812, H813, H814, -

H815, H805. Ref. DCR 82-257, Rev . 1.

. :84-1527 07-17-84 Modified pipe supports 2C11-SKI-H16 thru H29. Re f.

DCR 82-257. Rev. 1.

83-4944 01-03-84 Installed flanges, level switches, & level elements 4

. for reactor protection system, scram discharge i volume. Ref. DCR 82-220. -

84-1482 07-02-84 Modified pipe supports for 2031 system. Ref. DCR 82-257.

84-3979 08-07-84 Redlined internal wiring &

components for 125/250 VDC non-essential switchgears.

, Ref. DCR 82-254.

\t '

~

I

. _ . . - _ _ _ . ~ . . .- . . . . _ _ .- _ . -. ..

, HATCH 2 SAFETY-RELATED MAINTENANCE REQUESTS TO BE REPORTED FOR Augu3t 1984 I NUMBER DATE COMPLETED DESCRIPTION 1

> i 83-6003 07-18-84 Installed pipe system, hydro tested, and pointed RWCU ,

pump seal water system. Ref.

DCR 7 9 ,96.

l

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! h

OP!2ATING DATA ICICRT ,

s D00 GT NO. 50-366 DNIE 09-10-84

- Q~MPLETED BY: P. J. North TEIEPIDIE (912) 367-7851 OPGATING STATLE '

tbtes

1. thit E ne: E. I. Hatch "av-lear Plant thit 2
2. kporting Period: 08-EM
3. Li nsed Thermal Power (mit): 2436 ,
4. &meplate hting (Gross Mb): 8 17.0
5. Desicys Electrimi Ihting (Net Mie): 784.0 C. Wrium Dependable Capcity (Gross MJe): 803.9
7. Marium Dependable Capacity (Net Mie): 747.9 C. If Chwges Q: cur in Capacity Ibtincp (Items tbsber 3 throudt 7) Since last Resort, Give Reasons:

O. Pcwer Ievel to Wildt Bestricted, If Any (Net Mie):

10. hsans for kstricticns, If Any:

This e nth Yr-to-Cate Cumulative

11. Iburs In Reporting Period 744 5855 43608
12. thrber of HenTs Reactor was Critimi

~

' 66.2 374.4 27445.6

13. Reacta Reserve Stutdown Ibers 0.0 O O
14. Henws Generator Ot-Line 0.0 308.2 26096.1
15. thit hm Srr_down Iburs 0.0 O O
16. Gross Therral Energy Generated (Mi'I) 1638 728550 55944805
17. Gross Electrimi Energ/ Generated (MiH) 0 242640 18414420
18. Net Electrimi Ihergy Generated (MiEI) -5475 210385 17499492
19. thit Service Factor 0.0 5.3 59.8
20. thit Availability Factor 0.0 5.3 59.8
21. thit Capcity Factor (Lising ZOC Net) -1.0 4.8 53.7
22. thit Capacity Factor (thing IER Net) -0.9 4.6 51.2
23. thit Ftroed 02tage hte 0.0 0.0 13.1
14. Stutdowns Scheduled Over Next 6 mnths (Type, Dste, and Diraticn of Each):

&cire piping outage still in Irogress.

25. If Sn.tikwn at Ehd of kport Pericx1, Estimated Ihte of Startup: Critimi 8/29/84, Tied to Line 9-3-84
26. thits in Test Status (Prict to rhmmercial Operation): Forecast Achieved INITIAL OtITICALITY INITIAL EIECIRICITY ,

CIPNGCIAL OIWATION l

AVERAGE DAILY LNIT RMER LEWL '

4

.g DOCKET NO. 50-3G6 DME: 09-10-84 CINPIETED BY: P. J. North

'IEIEPIONE (912) 367-7851 Mmrm 08-84 DAY AWRAGE DAILY IOWER IEWL DAY AWRAGE DAILY RMER IEEL (MWe-Net ) (MWe-lbt)

^

1 -6 17 -8 2 -6 18 -7 3 -6 19 -7 4 -6 20 -7 I

5 -6 21 -7' k

6 -5 22 -6 7 -6 23 -6

] 8 -6 24 -5 9 -6 25 -6

! 10 -7 26 . -6 11 -7 27 -10 i 12 -7 28 - 13 13 -7 29 -11 14 -7 30 -12 15 -7 31 -14 16 -8 I

(9/77) a.

J .

I ,

4

~ -

50-366 DOC!GT NO.' '

UNIT SHUTDOWNS AND POWER REDUCTIONS .

UNIT NA'd e.

t1atcn 4 .

' U- d- M '

, DATE 3 .

August COMPLETED BY _ P. J. North REPORT MONT!I TELEPl!ONE 912-367-7851 y .

e.

, ,$? 3 ),Y Licensee gg .- "Cause & Corrective -

No. Date g 3g s ,g g 5 Event ~g e3 Action to H

dei 5 j di g Report # mO yG , Prevent Recurrene.e f .

w 840801 744 H 2 NA CB PIPEXX Recirc Pipe Replacement Outage 84-5 S 1

~

i 4

t 4

i 4

4 c- '

je 1 2 3 .

4

- F: Forced Reason: Method: Exhibit G-Instructions .

T' S: Scheduled A Equipment' Failure (Explain) l Manual  : for Preparation of Data B Maintenance er Test d.

2-Manual Scram.

Entry Sheets for Licensee . + -

m C Refu: lina . 3.Automstic Scram. j Event Report (LER) Fife (NUREG-:

D Regulatory Restriction 4 -Continuations i 016I) -

M  ;

5-Icad Reduction E-Operator Training & License Examination ~

3 F.Adminis ra:ive .

.f' 9-Other (Explain) Exhibit I Same Source ,.

C'-Operatienal Erre (Explain) ,..g *

. rol?7) Il-Other (Explain) , t.- ,

..- .)-

... .. ,y ,;

x ,

%y.

g--

t .

. 3.;

I~

  • 7

~' *

, Gorgia Power Company

e. . Pcet Office Box 439 Baxley, Georgia 31513 Telephone 912 367-7781 912 537-9444 m

Edwin I. Hatch Nuclear Plant September 5, 1984 GM-84-770 PLANT E. I. HATCH NRC Monthly Operating Report Of fice of Plans and Schedules Directorate of Licensing United States Nuclear Regulatory Commission Washington, D. C. 20545 Dear Sir Per Tech Specs section 6.9.1.6 please find attached the NRC Monthly Operating Report for Hatch Unit 1, Docket #50-321, and for Hatch Unit 2, Docket #50-366.

. MM'1 '

ffi. C. Nix General Mana/ ger HCN/CTJ/ JAB /hh t

,s i

_,

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