Text

Rev 6 to Unit 2 Operating Procedure 2103-1.4,Reactor Coolant Pump Operation
	ML20024C451
Person / Time
Site:	Crane
Issue date:	08/16/1978
From:	Warren R; METROPOLITAN EDISON CO.
To:	;
References
	TASK-02, TASK-2, TASK-GB 2103-1.4-01, 2103-1.4-1, B&W-0261, B&W-261, NUDOCS 8307120638
	Download: ML20024C451 (23)
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THREE MILE ISLAND NUCLEAR STATION UNIT # 2 CPERAi!NG PRCCEDURE 2103 1.4 REACOR C001.AN7 PUP.P QPERATICN Table of Effective P.ges L

Pses g-Revision Pues Date Revision

Page, Cate Revision

-1 1.0 05/1207 0

28.0 51.0 i

2.0 05/12/77 0

27.0 52.0

. 3.0 04/18/78 4

28.0 53.0 4.0 4

29.0 54.0 5.0 6

30.0 55.0 I

6.0 10/13R7 2

31.0 56.0 7.0

- 10/13/77 2

32.0 57.0 8.0 05/28/78 5

33.0 58.0 9.0 06/2808 5

34.0 59.0 E

10.0 04/18/78 4

35.0 60.0 l

11.0 05/12B7 0

38.0 61.0 12.0 05/12R7 0

37.0 62.0 13.0 04/13g3 4

38.0 63.0 14.0 04/13g3 4

39.0 64.0 e

15.0 oangns 4

40.0 65.0 16.0 1071V77 2

41.0 66.0 17.0 10/1367 2

42.0 67.G 18.0 04/1868 4

43.0 68.0 t

5 19.0 Ot/18/78 4

44.0 69.0 L

20.0 06/12/77 1

45.0 70.0 21.0 05/12/77 0

46.0 71.0 L

Ul 22.0 47.0 72.0 23.0 44.0 73.0

[

24.0 49.0 74.0

[

l.

25.0 50.0 75.0 l

l

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unit 13 stf Recommends Accrowl Unit 2 Staff Recomme ufs Accrewed 4

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Unit 1 PCRC Recomrr:.ncs Acorosol Unit 2 PCRC Recommencs Accrows

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2103-1.4 Revision 0 05/12/77 j

THREI MILE ISLAND NUC1. EAR STATICN t

UNIT d2 :PGATING PROCEDURE 2103-1.4 REAC'"CR COOLANT PUMP CPGATION I

{

5 7tble of Contents n

I SECTION PAGE 4

1.0 REFD eCES 2.0 1

1.1 Drawing Applicable f:r Operations '

2.0 t

1.2 Cperating Procedures Applicable for Operation 2.0 f

1.3 Manufacturers

Inst xtion Manuals 2.0 1.4 Appitcable System Cescriptions 2.0 '

l 1.5 Carves. Tables, ete-2.0 2.0 t.!MITS AND #9ECAUTT*MS 3.0 2.1 Equipment 3.0 l

2.2 Acainistrative 1

O.C 3.0 PREMEQUISITE3 10.0

[

4.0 PROCEDURE 12.0 4.1 Reactor Coolant P. sus Start-Up 12.0 I.

4.2 Nomal Operation 14.0 ls 4.3 Reacter Coolant Purc Shutdown and Lay-up 15.0 i

t-4 4.4 special or Infreque-t Coeration 16.0 i

.i 4.4.1 Reactor Coolarrt Nao shutscw at Power 16.0 l

l

.],

4.4.2 RCP Restart at b wer 17.0

. j Ffgures ! and IA 18.0 l

.)

i Table I Start-Stoo Inta-locks 20.0

'i i

j Tatle II Alars Setpoints 21.0 l

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1.0 I.

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2103-1.4 D/

f THREE MILE 151.AND NUCLIAA STATION g

UNIT #2 OPGATING PROCEDURE 2103-1.4 I

RUCTOR CDCLAlfT PLNP OPGATION f

l 1.0 REFUEMCES

(

L i

1.1 Drawings Applicable for Operation.

(

1.1.1 iC Make-Up and Purification. 3&R Dwg. 2024.

1.1.2

- Intermediate C1osed cooling Water. 34R Dwg. 2029.

)

i 1.1.3

tuelear Services Closed Cooling Watar. SAR Owg. 2030.

t 1.1.4 A.C. Puso seal Recirculating and Cooling Water. 382 Owg. 2501.

L 1.1.5 Valve Stem teakoff Piping. BSA Dwg. 2632.

E 1.1.6 011 Splash Shield Piping for R.C. Pump Motors. SAA Dwg. 2633.

t-1.2 Operating Procedure Applicable for Operation.

1.2.1 2102-1.3 Unit Startup.

i 1.2.2 2102-3.1 Unit 5,utdowh.

s 1,; t.3 2102-3.2 Unit Cooldown.

i 1.2.4 2104-1.2 Make-Up and Purification.

Ti 1.2.5 2104-1.3 Decay Heat Removal.

( 1.2.6 2104-1.6 InienediateCooling.

i 1.2.7 2104-3.2 Nuclear Service Closed Cooling Water.

j 1.2.8 2103-1.1 Filling and Venting the R.C. Systas.

c L

i 1.3 Manufacturers' Instruction Manual.

i

"]

'1. 3.1 Rese:ce Coolant Neo.tters. Allis Chal.9ers. No. 09 0007 (B&A l

I j

File 7).

1.3.2 React:r C:oiant P.n.s. Singham, No. C1-0317 (!&R Flie 7).

i 1.4 Acalicatie Systes Cescristiens.

1.4.1

.1cne.

i.5 Carves. anles, etc.

1.5.1 Plant Cperation Carves. Figure 1 ard 1A.

I 1

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2103-1.a Revision 4 04/18/73 1.5.2 ACP Interir.cks and Trips. Table 1.

1.5.3 RCP Alams. Table 2.

2.0 LIMITS AND P8tECAUTIONS I

2.1 Equipment.

'i 2.3.1 Pump.

2.1.1.1 Sse Figures 1 and 1A for the systes pressure that must be I

maintained for required readter coolant pump.

I NOTE:

It is pemissable to start one it pump outside of the Single Piasp in a Loop curve. but within the Tme I

Pumps /t. cop curve hvided that the 'second pump is I

started as soon as fea.gible, and not to exceed 10

minutes, s

9 2.1.1.2 Seal. Injection Water flow and Intemediate closed Cooling r

r Water to the Reactor Coolant Pumps must be established before l

. 1

{a starting any of the Reactor Coolant Pugs.

b 2.1.1.3 Seal Injection mater flow must be started at least 30 sinutes

)

prior to starting a Reactor Coolant Pump.

2.1.1.4 seal Injectica water flow is required to all asector Ceolant L

I Pumps when Reactor Coolaat temperature is ahoot 200*F.

}

2.1.1.5 Securing a reatter coolant pun.nen c;erating in t.ie loss of s

j injection mode (intemediatt cooling still operating) will j

cause high reactor coolant pump seal tagerscares.

4 2.1.1.6 Maximum alicwatie temperature of seal wate eetering the. seal 6

return coolers is 185F as indicated by RC-21-TR on Panel 10.

i j

RC-21-TIl RC4-1A

[

RC 21 *E2 RC-7-13

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v RC-21-TI3 RC-P-2A h

E RC-21 'It RC-P-25 3.0

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2103-1.4

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- Revision 4

~

04/18/78 i

2.1.1.7 Normal Seal, Inject 1on flow is 10 GPM/ Pump.

2.1.1.8 Reactor Coolant Pusy will trip innediately when both Seal i

Injection water and Intermediate Cooling water are lost.

I 2.1.1.9 Prior to RC Pump startup with Seal Injection operating, verify i

Second Seal Staging pressure is approximately two thirds

[

systes pressure and Third Seal Staging pressure is approximately

?

9 one third system pressure.

2.1.1.10 Do not start a Make-Up Pug if no others a o running and an 1

open flow path to the RC Pup Seals' exists,

./

[

t

\\ NOTE:

The restriction bushing in the Reactor Coolant Pop i.

e any be exposed to excessive OP.

..4 The Seal Return line is necessary to stage the OP neross the 7

2.1.1.11 t

d mechanical seals. Its normal flow rate is 1.1 GPM as sensed E

e

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ty Mu-10-FT1. 2. 3. and 4 respectively for RC-P-1A. 8. 2A, 8 '

J';

as, indicated by computer points 0171-0774 E

J.i 2.1.1.12 Yerify the Seal Return valves close if:

fe;. :

L

~1.

Injection is lost when pusip is idle.

2..

Both Seal Injection.and cooling water art lost.

e

'N 2.1.1.13 Maximum Seal Return Flow'is 1.9 GPM.

a 2.1.1.14 To avoid damage to the mechanical seals. tM Reactor Coolant -

q Pump mast be stopped if Seal Return tercerature exceeds 185F r

as recorded by RC-20/27-TR on panel 10.

2.1.1.15 8 mp Manufacturer shall be notified when'R 8.pp Steady State u

-)

vibration measured at the pump coupling retcMes 15 mils peak E;. ;a amplitude.

u

'GTE:

Ouring startup of first pueo per steam generator shaft vibration of 20 mits is e.issible for a period not to exceed 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months .

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21C3-1.4 Revision 6 03/16/78 2.1.1.16 The pump should not be uncoupled from the motor until the Reactor Coolant System pressure is less than or equal to a,0,0 ysia. Do not start the injection system when the pump is uncoupled.

2.1.1.17 Prior to starting an RC Pump, open the Seal Return Yalves Mi-g V32A, 8, C, D a minimum of 15 minutes to vent the seal cavity f

area. Leave the Seal Return Valve open at all times when the pump is operating.

2.1.1.18 Seal Return valves (HU-V33A, 8 C. O) should be CLCSD den RCS pressure is less than 150 psig.

2.1.1.19 The RC Pump Seal Leakage Flow alares point is 0.33 gpe.

If

_,q the sum of the Seal Leakage Flow, as indicated by WC1.-FIT-7107, 8, S.1C respectively for RC-7-1A,18, 2A, 2h and the

]"

Seal Return Flow, as indicated by computer point 0771-774 is

.j greater than 1.9 spe, the pumps must be stopped.

I MOTE:

Ouring pressure and temperature transients, seal

.' >j.' I leakage may exceed the above limits, but as the-

%)k system stablizes, seal leakage should return to w.

1 normal levels.

1 2.1.1.20 Pu. es must be tripped when either seat cavity pressure exceeds

. l1 2500 psig.

'i

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2.1.1.21 Cooling water flow to the pumps must be 50 sp:n (-0 + 10 gpm) i

l as indicated by local IC-FI-7566, 7567, 7568, and 7567.

't i

2.1.1.22 Maximum seal injection temperature is 125'F.

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2.1.2 Motors.

l 2.1.2.1 Maximum allcwaste voltage variatien is 6,10 percent.

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1 2102-1.4 Revision 2 10/13/77 l

l 2.1.2.2 himum allowable frequency variation is 15 percent.

1 2.1.2.3 hiam allowable voltage plus frequency variation is 110 percent.

2.1.2.4 l

hiam time for locked Motse without damage at 100 percent F

[

voltage is 11.5 seconds.

E:

Time to full speed from zero speed - 100 percent voltage with no reverse RC Flow is 8 seconds.

33,:

Time to full speed free zero speed - 100 percent I

voltage with reverse RC Flow (3 pumps operating and starting fourth Pump) is 11 seconds.

e 2.1.2.5 Pump Mctor start Itmits are 3 starts from ambient temperature.

q

, allowing the motor to coast ta rest between starts, or 2, i,

a..l starts if motor is at operating tamperature. Thereafter. 20 minutes running or 40 minutes with motor stopped nast elapse I

before an additional start may be attaseted.

- g 2.1.2.8

.tinima speed without high pressure oil lift puces operating i

(

)

is 300 RPM.

I i

j

. l 2.1.2.7 h imas allowable thrust bearing taer,erature is 2CO'F (this is I

[

a shut. town peint) as indicated by the fo11cwing caemutar points. Mimum alicwahle radial tearing tancerature is 185'F as indicated by the foliewing ecc:putar points (this is a sautdown point).

l n,st s.r4r. r, eratu e

' ~f CA:$

RC7 1A DCWNTERUST BRG TE9 F

' 2i CaZ7 207 19 DCWMTHAUST RAG "ZMP i

l Cats RCP ZA OC'artiR;3 SRG

IMP t

04:9 RCP Z3 OC4iThR:.'57 3RG W 6.0 i

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2103-1.4 Revision 2 10/13/77 F

0430 RCP 1A OCWNTrfRU57 BRG TEMP 0431 RCP 18 DCWNUfRUST BAG TdMP I

0432 RCP 2A DCWNTitRUST BRG TEMP F

0433 RCP 28 DCWNUiRUST BAG TEM t

Radial SeaH nq Temoeratures 0434 RCP 1A UPPG RADIAL BRG TEMP i

0435 RCP 13 UPPG RADIAL BRG TIMP 0436 RCP 2A UPPG RADIAL BRG TEN E

0437 RCP 25 UPPG RADIAL BRG TEMP L

t 0438 RCP 1A LCWG RADIAL BRG TEMP g_,

F u.

0439 RCP 18 LOWER RADIAt. BRG TEMP

,)

0440 RCP 2A LCWG RADIAL 8RG TIN q_. =

c 0441 RCP 25 LOWG RADIAL SAG TEMP

[-

[!, '

2.1.2.8 Maximus alic=able stator temperature 150'C (302*F), as indicated L

I~

by corputer points 1670. 1671. 1672 and 1673 respectively for L

t 4

),

RCP 1A 28, 2A. and 15 statsr tasperature.

r 2.1.2.9 Maximum alicwahle time withcut cooling water is 10 minutas Y,:

including coastdown time.

I.

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2.1.2.10 Minfans 411cwahle voltage at 9eter tar =inals during starting is 80 percent.

7 s

4 2.1.2.11 12.]

The backstop and oil lift pumos ass: be running price :a or at i

'I 500 RP". when the RC Puco.*otar is de-energi:ed. The puars b

i should auto-start when RC pure speed dec-eases below 1098 RPM f

or upon RC pure trip.

j 2.1.2.12 A;;reximata.,eter current for the fcur ::.== cold RC tae=ers:ure

.. j (Test) c:ndi:1cn is 731 a.es at nor al ;cwer fact:r and 790 i

ares at a possihie reducet ;cwer factor, which 9ay oc:Ur for e

severs 1 minutes fo11cwing the start of the :ums.

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i Revisien 5 06/23/78 NOTE:

A power factor of.9 or greater is censidered to be normal.

I 2.1.2.14 No operations involving breaching of an oil hydraulic system t

r on a RCP motor are to be performed until the RC System has r

been cooled to below 400*F. This includes maintenance.

l troubleshooting, fill and drain.

[

8 2.1.2.15 Minimum cooling water flow (95 or less) to each RC Pump motor t

l' aircooleris80GPM(alarmsetpoint). If the NSCCW temperature L

- 2 increases to 105'F.176 GPM per cooler is required.

4

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2.1.2.16 Minimum cooling water flow to upper bearing cooler is 50 GPM E

1

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per cooler (alarm setpoint), and maximum flow is 75 GPM..

L a..

2.1.2.17 Minimum cooling water flow to lower bearing oil cooler is 8 g

GPM (alare setpoint), and maximes flow is 12 GPM.

p.

- -( ' '

2.1.2.18 Maximum cooling water flow to each RC Pu=p Motor Air Cooler is l,

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110 GPM. There 'are 2 coolers per motor, with connon inlet and

. :,c. z r

t.

outlet or a maximum flow of 220 GPM per puro actor, for air

.g

, coolers.

3, 7

6 2.1.2.19 Maximum cooling water te perature to RCP =ctor air and lube i

.f y-j oil coolers is 105 F.

[

8 N

2.1.2.20 To minimi:e vent valve noise during RCP startup start RC-P-2A I

or RC-P-23 first, followed by the second ;wp in that loco.

Secure pungs in the opposite order.

[

i.*.'t:. -

4 2.2 k.=inistrative.

+ - d 4

1 2.2.1 Never start do R.C.P.'s simultaneously. Start the second 1

pump af*ar *.9e star *ing. Current frM the firs

pump returns to

'f normal runnirg current.-

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2103-1.4 Revision 5 06/28/78 L

2.2.2 If available. loose parts monitor should be energized and 5

volume turned up prior to starting a Reactor Coolant Pump.

[

2.2.3 Class 1E Electrical System lined up per 2107-1.2 prior to

!t t starting R.C.P.'s.

F h.

2.2.4 R.C.P.'s must be trioned if:

E V

{I 2.2.4.1 Motor bearing temps. exceed the following:

r.'

Upper & Lower Guide 135 F (computerpts 434-441).

f Up & Down Thrust 200 F (computerpts 426-433).

p 5-.

2.2.4.2 Motor Stator temp. exceeds 150'C (302'F) (computer pts 1670-

[..

1673).

[

2.2.4.3 Loss of Cooling Water to the motor coolers.

is-2.2.4.4 Pump Seal Ret rn. Leakage or. seal recirculatica outlet temperatu o

[.

a outlet exceeds 185'F as recorded on Panel 10.

2

-]

2.2.4.5 Motor stand vibration exceeds 3 mils' (0.003 in.).

I w

2.2.4.6 Air cooler leak detection alars (computer alars pts 2999-3002).

f

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2.2.4.7 Shaft vibration from IRD System exceeds' 20 mits for four p

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3

,f hours-f p

+

.1 2.2.4.3 Shaft vibration exceeds 30 mils under any conditions.

]

1

.2.4.9 Either seal cavity pressure exceeds 2500 psig as recorded on 2

.j t

Panel 8.

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2.2.4.10 Seal Return flow plus Seal Leakage flow exceeds 1.9 gym.

(-

2.2.4.11 d.en both seal injection water and intermediate closed cooling

{

=ater to pu o are lost.

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b

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2.2.5

'he pumo may be operated wit.1 any two seals leaking. Leakage.

l

.i cf a seal is indicated unen seal cavity pressures indicate the.

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following:

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2103-1.4 Revision 4 04/18/78

=

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P2 Systes pressure Lower seal leaking P3 System pressure Lower Seal leaking

=

i P2 h Systen pressure Middle seal leaking

=

i P3

\\ Systen pressure Middle seal leaking

=

r P2 h System pressure Upper Seal leaking L

=

P3 0 pressure Upper Seal leaking

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=

P

=

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2 System pressure Lower 2 seals leaking P

P3 System pnssun Lower 2 seals leaking

=

P2 0 pressure Upper 2 seals leaking l

=

i P3 0 pressure Upper 2 seals leaking E

=

P2 System pressure Upper and Lower seals leaking

=

P 3

0 pressure Upper and Lower seals leaking

=

a g

MOTE:

All values are approximate. Destaging may cause only a partial AP across a seal.

2.2.6 If full Reactor Coolant System pressure exists in the upper seal cavity, and this condition persists, a planned unit I

t-shutdown should be scheduled.

2.2.7 Maintain seal cavity pressures at approximately 1/3 and 2/3 1

system pressure.

j 2.2.8 Verify the incividual pump Seal Infection flew control valves

}

( O V379. MU-V380. D V331. MU-V332) have been set for equal flows, about 10 gpm to each pump.

2.2.9 Do not run Lift 011 System longer nan 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months to prevent I

.'l j

carboni:1ng oil.

1 2.2.10 The high pressure lif t' pumps should s:cp after the main motor I

has reached 1C98 RPM.

f i

g.

i 3.3 PREP.E!'J15! 15 t,

l Indicate Satisfactory Cc=cletion of Esca Step by Ini,tialing the Slanks for Each Step.

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2103-1.4 Revision 0 05/12/77 3.1 The Nuclear Services Closed Cooling Water System is in normal operation per 21C4-3.2.

3.2 The Intermediate Closed Cooling Water System is in nor.nal 5

operation per 2104-1.6.

l 3.3 The SCP Auxiliary and Class 1E Systems are itned up for normal l

operation per 2107-1.1 and 2107-1.2 respectively.

'4 Place the control sivitches for the RCP's in PUU.-TO-LOCK and r

the CC powered HP lift pumps in CFF and position the circuit breakers as follows:

3.4.1 RCP's 1A and 18 bkrs, racked in on 69C0 Y A.C. Bus 2-1.

3.4.2 RCP's 2A and 25 hkrs. racked in on 6900 V A.C. BUS 2-2.

1 3.4.3 Insure '69" sivitches for RCP bkrs. are in nor:a1 position with red flags showing.

3.4.4 Sackstep oil pssp bkrs, racked in and closed on following MCC:

L MCC 2-32A Units 6 BR; 6 DR RCP-1A t

MCC 2-32A Units 7 BR; 7 DR RCP-18 MCC 2-42A Units, 6 BR; 6 OR RCP-2A M C 2-42A Units 7 CT; 7 EF RCP-25 t

3.5.5 H.P. 011 lift pump bkrs. racked in and closed on folicwing r

MCC:

1 a

3.5.5.1 RCP-1A MCC 2-3*.A Unit 6 FF; BUS 2-10C Unit U214C.

j.

3. 5. 5. 2 R07-13 N C 2-32A Unit 7 FF; SUS 2-1CC Uni U2140.

j 3.5.5.3 RCP-2A KC 2-4CA Unit 6 EF; BUS 2-2CC Unit U224C.

P

3. 5. 5. 4 RCP-23 N C 2-42A Unit 7 CR; SUS 2-ZaC Unt: U22 0.

l

^

l t

3.5.6 Verify all oil reservoirs are fillec by absence of low i

4 j

level alar a.

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2103-1.4 Revision 0 CS/12/77 l

l 1

3.5.7 Power available to all associated RCP controis and instemen-i tation. Verify all ins rmentation is working properly.

3.5.8 Insurs that a Make-Up Pump is r mning on :rinimum flow s

recirt. mode.

4.0 PROCEDUJR Indicate the Satisfactory Completion of dch Step by Initialing the P

Slanks for Each Step.

4.1 Start-Up r

L This section of the procedure will cover the steps necessary to l

start the RCP's when the plant is in a low pressure cold condition r

6 (less than 200 psig and less than 200 F). Three RCP's will be l

8 started when NPSH requirements have been net and will be used to 8

heat the plant up to 500 F where the fourth RCP will be started and

)

.the heatup cas,1sted.

4.1.1 Start seal injection flow to RCP's per 2104-1.2 and.

I~

m L3 verify flow to seals by clearing Pung Loop Seal Injection.

M t

7 Flow Law Ataris (Window 8.337).

[.

4.1.2 With the RCS pressure greater than 150 psig. per 2104-1.2.

,.L

. ~

Open RC Psp Seal Return Yalves (."U-V33A. S. C. O). This must be done at least 30 minutes prior *a puso startup to assure full venting of the seal cavities. Make sure seal i

return is lined up to Make-Up tank per 2104-1.2.

U k

i 4.1.3 If the RC System or MU system has been drained since seal F.

injection was last st:pped. vent or verdfy vented the seat cavities as folicws:

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A

103-1.4 Redsion 4 C4/18/78 RC-P-1A RC-P-18 RC-P-?.4 RC.P-23 4.1.3.1 GPS iso valve M V416 MJ-V420 W-V424 MJ-V428 4.1.3.2 fr S iso valve MJ-V418 MJ-V422 W-Va25 MJ-V430 4.1.3.3 SLOR.Y C7CI vent valve MJ-V417 ' MJ-V421 MJ-V125 W-V429 3

4.1.3.4 Allem to vent for 2 minutes.

i 4.1.3.5 3LQiLY CPDt vent valve MJ-V419 MJ-V423 MJ-Va27 MJ-V431 4.1.3.5 JBlow to vent for 2 minutes.

L 4.1.3.7 M

MJ-V419 ttJ-V423 MJ-Va27 MJ-V431 t

4.1.3.8 M

MJ-V417 MJ-y421 MU-V425 MJ-V429 4.1.3.9 M

MU-V418 MJ-V422 MJ-V425 MJ-V430 4.1.3.10 m MJ-V416 MJ-V420 MJ-VaC4 MJ-V428 i

4.1.4 hrify R05 pressure is within limits of Figure 1 and 1A.

}

4.1.5 5 tart one RCP's oil lift pump and backstop pumps. These f.

est be on for a least 60, seconds prior to pump start.

This should be done manually be depressing the Lube

[

Systaa Test button.

~ ' '

[

i-4.1.6 Assure.that RC Pump and Ntar alarms are cleared av no canditten exists that would be injurious th pump and

(

motor operation. Abort motor start if such a'conciton

[

exists.

sC"I:

As directed by Unit Hestus, start RC pm ;er l

e the following steps.

l

['

y 4.1.7 Start== RCP by going to START on its control switta on F.

j,

.I w4 i

j j

4.1.8 AF.e-;: s starts, verify tae lift and backstop ;ues s

.j have st:::ed when the puno reaches full s;eed.

3 y-W.:

If for any reasca the pu=D does not sts-or I

s a

,4 trips off curing a start attempt, do net at' tempt b

13.0 9

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2103-1.4 Revision 4 04/18/78 E

to restart the pump u'itil the cause is determined and corrected.

4.1.9 Carefully observe all alarmed parameters associated with' l

the pump and motor perfomance to verify proper operation.,

NOTE:

Do not operate a single RC pump outside of Figure 1A. Curve 3 for more than ten minutes.

I If second pump in the same loop cannot be started, trip the single pump.

t 4.1.10 Repeat steps 4.1.2 through 4.1.9 to start a second RCP in l

the same loop as the first pump.

l NOTE:

Prior to starting a 3rd RCP. rod groups 1-4 h

d should be withdrawn as directed by Unit Heatup.

,'. )

4.1.11 Per 2102-1.1 insure Curve 3 of Figure 1A is met, and repeat steps 4.1.2 through 4.1.9 to start a third RCP.

[

8 NOTE:

Espec'ted heat up rate of 30 F per hour with 3 RCP's operating.

P j

a.1.12 When RC3 te-per,ature exceeds 525 F (fourth pump starting 8

}

interlock) start fourth pwp per steps 4.1.2 through 4.1.9 above.

[

4.2 Mrmal Coeration.

I Ouring normal operatirn, the four RC pumcis will be c;erating within the ;arameter Ifmits of Table II.

. i NOTE:

If an 42nor.41 condition exists, follow up per the applicable 1:

alam response, or 2203-1.4 RC Pump and Met:r Emer encies.

4.3 RCP shuttown and I.ayup

~

}

This section of the prccedure will c:ver the steps necessary to

?

secure the RCP's during a ;1 ant shutt wn and c:cidewn.

]

4.3.1 As directed by Unit Shute:wn/ Cool own pricedures, trip 1

one RC p.r. p in each icep as fo11cws:

.t i

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.:.:.a. w a =

-'--~

~ ~~

~

w.y

~.

u _.

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L -.

48UJ-l.4 Revision 4-04/18/78 4.3.1.1 Verify that power is available to all oil pumps by observing green indicating lights.

4.3.1.2 Trip RCP by placing control switch on Panel 4 to stop i

after the power is within RPS linits and verify that oil pumps have started. If not, attempt to manually start i-g oil pumps by using

Test'pushbutton at Panel 4*.

F 4.3.1.3 When pump has stopped rotating approximately 8 minutes, r

the oil lift and backstop p u ps should be tripped off.

4.3.1. 4 Maintain seat injection flow and I.C. cooling flow.

. MOTE:

On emergency trip refer to 2203-1.4.

1 4.3.2 Ensure NPSH Ifmits are maintained per Figure 1 and 1A for I

t operating pumps during icw RCS pressurt ccadition.

j.

4.3.2.1 After the RPS is placed in Shutdown Bypass, go to the f

pump in a loop o;eration by starting a non-operating RCP pump and tripping the single pep in a loop. Insure RCS s::

pressure and moerature stays within the Itaits of y

. Figure 1 curve 4 4.

4.'3. 3 As dir'ected by Unit Shutdown'/Cooldown, trip the resianing 3

RC pum;is per steps '4.3.1.1 to 4.3.1.4.

.4 a.3.4 After all RC ; umps have been stopped and the RCS pressure 1j is E200 psig and tamp <200*F, s.ecure 'iuclear Services

.1 l

0 Closed Cooling Water and Intermediate Closed Cooling i

.4 Water ;er their appitcable precedures.

4.3.5 Close,Pu=p Seal Return' Valves (MU-V32A, 8. C, 0).

.iA 4.3.6 Secure seal infection to the RC pu= s by insuring an F-alternate flew path available for the cperating Make-Up Pw p, and closing MU-V378.

I 15.0

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~

2103-1.4 Revision 2 i

10/13/77 4.3.7 Hand rotata RCP's once a week as radiation levels persit as follows:

4.3.7.1 Start lift and backstop oil puses.

4.3.7.2 Hand rotate RCP.

4.3.7.3 Operate oil puses for 5 minutes.

t 4.3.7.4 Secure oil pumps.

g:

Nuclear Services Closed Cooling Water to motor oil coolers should be established for hand i

t rotation of the pumps as above.

4.4 Special or Infrequent Operation.

h A

Indicate Satisfactory Completion of Each Step by Initialing g

the Blank.

i If a RCP:nust be shutdown during gewer operation, pcwer should be Icwred to the appropriate reduced power levels allowed by

[

..T the safety systes setpoints for the resulting cambination of l

running RCP's, before stopping the pup. Before restarting a j

j pwp during plant operation, the reason for its initial trip or shutdown should be known and its cause corrected, all i

j interlocks and safety alarms mst be satisfied. The pwp may l

1 not be restarted untti the reactor power has been reduced to 1

( ;

-.. _ _ _ 3Ct of full power.

7 e

J 4.4.1 RC7 shuth 0 power.

e l

.?- j l

J 4.4.1.1 Recuce power within RPS Ifmits.

i b

.j 4.4.1.2 Verify that power is available to all ett :mos by observing a

green indicating lights.

?

i 16.0 i

I 1

~ l 4

m

._g.

y-

_____w_..

- ~ -

f.

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2102-1.t.

Revisten 2 10/13/77 1

4.4.1.3 Trip AC7 by placing cantal switch on Panel 4 to stop after the ;cwer is winin RPS limits and verify that oil

[

puros have surted. If not attengt ta manually start I

oil puses by using " Test pushbutton at Panel 4*.

4.4.1.4 When pump has stopped rotating approximately 8 minutes the oil lift and backst:p pumps should be tripped off.

r t

4.4.1.5 Maintain seal injection flow and Intemediate Closed cooling flow.

i

~

F1:

Cn amargency trip refer ts 2203-1.4.

4. 4.1. 8 Roset RP'S trips to carrvspond to operating RC pump cambinations.

r 4.4.2 ACP restart 9 powr.

L 4.4.2.1 Initial cause of trip corrected.

t 4.4.2.2 Recuce reactor power to <305 of full power.

)

4.4.2.3 Start an oil Ifft and backstop ot] puce 5 minutes prior l

,H to start of RCP. This should be done manually depressing the 1.ube Systas Test button.

~

4.4.2.4 Yerify all alams cleared and all interlocks satisfied l

-i fer associated pump. Abor;t Jtart if all alarms do not I

' clear.

j 4.4.2.5 After pu:p starts, verify the If ft and backstco puuss d

have st pped when pucy reaches full speed.

l 4.4.2.6 Reset R75 trips ta c:rrespend to operating RC puro c:esinations.

r C:

If for any reason the pues does not start er lt trips off during a surt attar;t. do not attempt J

l l

l to restart the ;u:::o until t'.e cause has been ee u,,1.,e, an

==rr x.ed.

t r

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