ML20133Q180

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Public Version of Rev 6 to Emergency Plan Implementing Procedure EP EF-1, Emergency Procedure Activation & Operation of Technical Support Ctr. W/851030 Release Memo
ML20133Q180
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 08/05/1985
From:
PACIFIC GAS & ELECTRIC CO.
To:
Shared Package
ML16341D477 List:
References
EP-EF-1-01, EP-EF-1-1, NUDOCS 8511010418
Download: ML20133Q180 (18)


Text

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3GEG Pacific Gas and Electric Company NUMBER REv1SION 6 EP EF-1 DEPARTMENT OF NUCLEAR PLANT OPERATIONS DATE 6/28/85 DIABLO CANYON POWER PLANT UNIT NO(S) 1 AND 2 PAGE 1 0F 4 EMERGENCY PROCEDURE ACTIVATION AND OPERATION OF gl TITLE.

THE TECHNICAL SUPPORT CENTER 2 I IMPORTANT APPROVED:

DATE b TO PLANTMANAGERM S aft- I Y SCOPE This procedure describes the actions that are to be taken in the event it becomes necessary to activate and operate the Technical Support Center (TSC). Also described are instructions for turning over selected emergency functions from the Control Room to the TSC.

This procedure also describes the TSC's ventilation system and its operation. This procedure and changes thereto requires PSRC review.

GENERAL The objective of the TSC is to provide personnel and equipment to relieve the control room staff from emergency activities unrelated to maintaining the plant in a safe condition. These functions are:

1)

Site emergency response management, 2) communications with offsite emergency response organizations, 3) offsite emergency response coordination, including radiological monitoring and recommendations for offsite protective actions, 4) accident assessment of plant conditions.

The acceptable minimum level of staffing that would be considered adequate to perform the above functions is defined as: 1) Site Emergency Coordinator, 2) Emergency Liaison Coordinator, 3) Emergency Evaluations and Recovery Coordinator or Emergency Operations Advisor,

4) Emergency Radiological Advisor and at least one other person to serve as clerical assistant or liaison assistant.

NOTE: The minimum level is based on the assumption that the on-site notification process has been completed and the other positions within the TSC will be filled shortly.

I 8511010418 851018 PDR F ADOCK 05000275 PDR L

DC0009 IXI 1

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otAato CANYON POWER PLANT UNIT NO(S) 1 AND 2

[0N DATE '6/28/85 ACTIVATION AND OPERATION OF PAGE 2 0F 4 N

THE TECHNICAL SUPPORT CENTER /

INITIATING CONDITIONS The criteria for activating the TSC will be, but is not limited to the declaration of an Alert, Site Area Emergency or General Emergency as defined in EP G-1," Accident Classification and Emergency Plar.

Activation." The emergency signal is sounded or a call out of personnel is initiated to activate and fully staff the TSC in accordance with EP G-2 " Establishment of the Onsite Emergency Organization."

, IMMEDIATE ACTIONS , _

1.

All onsite personnel, upon hearing the emergency signal or being notified of its activation, shall report to their assigned assembly areas in accordance with EP G-4, " Personnel Accountability and Assembly."

2. The Shift Foreman may assign a Liaison Assistant to activate the TSC switchboard to receive incoming phone calls and complete notification of plant staff from this location.

POTE: Figure 1 provides a floor plan of the TSC.

SUBSEQUENT ACTIONS L

1.

The Site Emergency Coordinator shall activate the TSC by establishing the emergency response organization in the TSC and l relieving the interim Site Emergency Coordinator (nonnally the i

Shift Foreman) of his duties.

2. When the TSC has been activated and staffed to acceptable minimum levels, the Site Emergency Coordinator shall formally announce that the TSC has been activated and he the SEC is assuming overall management of PGandE emergency r(esponse) efforts from the interim Site Emergency Coordinator.

3.

Interim emergency response personnel will continue their assigned duties until relieved by someone in the long-tenn ..wrgency organization, or dismissed by the Site Emergency Coordinator.

L Personnel relieved may be re-assigned to other emergency response functions. P

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DC0009 2XI

DIABLO CANYON WER PLANT UNIT NO(S) 1 AND 2

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. DATE 6/28/85

' PAGE 3 0F 4

" ACTIVATION AND OPERATION OF THE TECHNICAL SUPPORT CENTER -

4. Plant personnel assigned to the TSC shall activate the TSC by first notifying the Site Emergency Coordinator (or Liaison Coordinator) of their arrival, and then proceed with their activation checklist.

M)TE: If the emergency involves control room inaccessibility, personnel sho Shutdown pane,uld tablish communications with the Hot /

dedicated shutdown panel n

. lieu of the control room.

SUPPORTING PROCEDURES G-1 " Accident Classification and Emergency Plan Activation" G-2 " Establishment of the Onsite Emergency Organization" G-3 " Notification of Offsite Organizations" G-4 " Personnel Accountability and Assembly" EF-6 " Activation of the Emergency Assessment and Response System" EF-7 " Activation of the Nuclear Data Communications"

.. OP-4 " Operating Order "I hour Reporting Requirements to the NRC" 4

FIGURES

1. TSC Floor Plan ATTACHMENTS
1. 69-11112-1 TSC Activation and Operation Checklist for the

! Site Emergency Coordinator.

2. 69-11112-2 TSC Activation and Operation Checklist for the Emergency Liaison Coordinator.
3. 69-11112-3

~ TSC Activation and Operation Checklist for the Emergency Evaluations and Recovery Coordinator.

4. 69-11112-4 TSC Activation and Operation Checklist for the Emergency Radiological Advisor.
5. 69-11112-6 TSC Activation and Operation Checklist for the Emergency Operations Advisor.
6. 69-11112-7 Activation of the TSC Ventilation System for Abnormal Operation.

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DC0009 3XI ,

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.4 DIABLO CANYON POWER PLANT UNIT NO(S) 1 AND 2 hfSf0N .

DATE 6/28/85 PAGE 4 0F 4 '

TITw ACTIVATION AND OPERATION OF ,

THE TECHNICAL SUPPORT CENTER .

FIGURE 1 Floor Plan of the Technical Support Center M ' c i D.' 4 2- C Dc' __

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59-11112-1 3/85 (20) Page 1 of 2

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DEPARTHENT OF NUCLEAR OPERATIONS

. DIABLO CANYON POWER PLANT UNIT NOS.1 AND 2 TITLE: TSC ACTIVATION AND OPERATION CHECKLIST FOR THE SITE EMERGENCY C00RDINAT'OR (SEC) .

1. Have the Emergency Liaison Coordinator (ELC) establish manning status of TSC (Use Form 69-9370 " Site Emergency Organization Assignments"). Notify the Security Shif t Supervisor of personnel accounted for in the TSC per EP G-4 if the site emergency signal is sounded.
2. When minimum acceptable staffing is achieved, notify the Control Room, TSC l staff and interim EOF staff that you (the SEC) are assuming overall management i of PGandE emergency response efforts from the interim SEC (normally the Shift Foreman).

l 3. Have the ELC establish and maintain communications with:

l a. Ce rol Room Senior Control Operator's Desk (Unit

b. Eme y Operations Facility, Operating and Anal ical Recovery Manager

' Radiological Emergency Recovery Manage

c. orporate Incident Response Center, Corporate Liaison oordinator
d. Operational Support Center (Access Control), Operational Support Supervisor or Site Chemistry and Radiation Protection Coordinator i 4. Verify that the equipment in the TSC is operational:

Emergency Evaluations and Recovery Manager a) Ventilation System b) NDCS (Harris) computer systems c) Emergency Response Facility Data System (ERFDS)

Emergency Radiological Advisor a) Radiation monitoring equipment in the TSC b) Emergency Assessment and Response System (EARS)

EmergenciOperationsAdvisor a) Television monitoring equipment *

5. If necessary, provide instructions to personnel at assembly areas (See EP G-4), authorize the evacuation of non-essential personnel, and specify the evacuation route (see EP G-5).
6. Prior to the arrival of the corporate Recovery Manager at the EOF:
a. Maintain communication with the Advisor to the County Emergency Organization and direct all emergency response operations performed by

( PGandE in the San Luis Obispo area.

b. Authorize comoany protective action recomendations to the County.

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69-11112-1 3/85 (20)

Rage 2 of 2 TITLE:

TSC (SEC) ACTIVATION AND OPERATION CHECKLIST FOR THE SITE EMERGENCY C '

c. Change the Emergency Action Level Classification as necessary and have the ELC notify required offsite organizations (see EP G-3) and all emergency response groups dnsite.
d. Authorize release of information about the emergency to the news media.
e. Other responsibilities as given in Table 1 of Procedure EP G-2. i

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7. Communicate significant actions and decisions to the EOF and Control Room.
8. Maintain a log of significant communications and decisions.

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  • 69-11112-2 3/55 (20) Page 1 of 2

. PACIFIC GAS AND ELECTRIC COMPANY DEPARTMENT OF NUCLEAR OPERATIONS DIABLO CANYON POWER PLANT UNIT NOS. 1 AND 2 TITLE: TSC ACTIVATION AND OPERATION CHECKLIST FOR THE EMERGENCY LIAISON COORDINATOR (ELC) l

1. Establish notification status ofJ)ffsite o anizations and plant personnel from the interim Liaison Coordinator'

, 'and assign the

. Liaison Assistants to relieve th(e control room of that responsiaility.

2. Activate the comunication links by performing a functional check on the UHF/VHF radio and telephone comunications equipment required. Assign a clerk ,

i or liaison assistant to activate the TSC switchboard and-relieve the control l room of the responsibility of answering incoming calls.

l

3. Direct liaison assistants notifications and status updates to offsite organization and communications for TSC personnel. Maintain comunications with:
a. enior Control Operator's Desk, -
b. N ency Operations Facility, Operations and Analytical Recovery Manager
c. Corporate Incident Response Center, Corporate Liaison Coordinator -
d. Operational Support Center (Access Control), Operational Support Ctnter .

Supervisor or Site Chemistry and Radiation Protection Coordinator' V

! 4. Determine if the Emergency Radiological Advisor will require dosimetry assistance to determine radiation exposures, if so assign a Liaison Assistant to contact DER Dosimetry Personnel:

OFFICE HOME r'

NOTE: If assembly and accountabil as been initiated these personnel will assemble at the Biology La -

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69-11112-2 3/85 (20) Page 2 of 2 TITLE: TSC(ELC)ACTIVATION AND OPERATION CHECKLIST FOR THE EMERGENCY LIAISON COO v

5. Determine the number of Regulatory Compliance personnel needed from the
  • Emergency Evaluation and Recovery Coordinator (at least two.(2) will be needed initially to staff the red and blue phones) and assign a Liaison Assistant to

' contact personnel from the following list to interface and assist NRC in the TSC:

OFFICE HOME NOTE: If assembly and accountability has been initiated these personnel will assemble at the Training Building Room 121 '

6. Detennine if the Emergency Maintenance Coordinator equires l assistance in calling out additional maintenance personne . f o assign a Liaison Assistant to contact maintenance personnel as specified. If assembly

' and accountability has been iat d, maintenance personnel assemble in the Training Building, Room 10 - '

7. Assign a liaison assistant to the security ready room.

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69-11112-3 3/85 (20) Page 1 of 1 PACIFIC GAS AND ELECTRIC COMPANY DEPARTMENT OF NUCLEAR OPERATIONS DIABLO CANYON POWER PLANT UNIT N05. 1 AND 2 TITLE: TSC ACTIVATION AND OPERATION CHECKLIST FOR THE EMERGENCY EVALUATIONS AND RECOVERY COORDINATOR (EERC)

1. Determine the nature of emergency from the interim Emergency Evaluations and Recovery Coordinator (STA).
2. If necessary, request the Control Room to switch the TSC from non-vital to

' vital power (specify Unit 1 or Unit 2). The switches are located in the Unit 2 480V switch gear room (Panels EPTSN and EPTSC).

3. Assign data processors to activate the NDCS (Harris) computer system to monitor the ERFDS and to develop and interpret plant data for transmission offsite.
4. Provide the Site Emergency Coordinator (SEC), in consultation with the Emergency Radiological Advisor (ERA) any recommendations for appropriate response actions; and on-site and offsite recommendations for protective actions.

4 5. Keep the SEC and the ERA informed of plant equipment and monitoring personnel status and the evaluations and recommendations regarding plant operations.

,() 6. Assign personnel to monitor the ventilation system and perform any manual actions needed. See Appendix DC69-11112-7.

7. Determine the number of personnel needed for NRC interface and request that the Liaison Coordinator call in the required Regulatory Compliance personnel.

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8. Maintain a log of significant communications and decisions.

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Page 1 of 2 PACIFIC GAS AND ELECTRIC COMPANY DEPARTMENT OF NUCLEAR OPERATIONS

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DIABLO CANYON POWER PLANT UNIT NOS. 1 AND 2 TITLE:

TSC (ERA) ACTIVATION AND OPERATION CHECKLIST FOR THE EMER. RADIOLOGICAL ADVIS 1.

Verify that radiation monitoring equipment in the TSC is operational.

2.

Assign personnel to operate the Emergency Assessment and Response System (EARS). Have radiological status forms prepared providing appropriate release rate, meteorological and other radiological information for offsite organizations. Forward these to the Emergency Liaison Coordinator.

3.

Determine the extent of radiological monitoring and health physics support required in-plant, on-site and off-site (in consultation with EOF personnel) and make personnel assignments for these monitoring activities.

4.

Maintain at the EOF: communications with the Radiological Emergency Recovery Manager (RERM)

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a.

Consult on the potential or real release rates for radioactive material.

b.

Consult RERM.

on the off-site monitoring and assessment activities with the J c.

I If the Mobile Environmental Monitoring Laboratory is needed, provide the combination key code to the offsite field team. The key code is located in the Emergency Radiological Advisor's top left desk drawer.

5. Maintain communications with t Si Chemistry and Radiation Protection Coordinator at access contro pprove all entries to the controlled area and keep informed of the cati of response personnel.

6.

Maintain (EERC), comunications with the Emergency Evaluations and Recovery Coordinator a.

Advise the EERC of offsite protective actions appropriate to the situation.

b.

Inform the EERC of the radiological exposure status of personnel and equipment involved in emergency response, c.

Determine if plant status changes will adversely affect personnel exposure.

7. Direct and Control the onsite monitoring team (s).

8.

Have the Emergency Liaison Coerdinator call out dosimetry manpower as required to prepare for determining rad lation exposure of emergency response personnel.

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TITLE: TSC (ERA)ACTIVATION AND OPERATION CHECKLIST FOR THE EMER. RADIOLOGICA

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9. Maintain a log of significant communications and decisions.
10. If the event possibly invclves a release, assure that contamination control equipment (meter, shoe covers, etc.) is available and operable to avoid contamination of the TSC.

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69-11112-6 3/85 (20) Page 1 of 1

' PACIFIC GAS AND ELECTRIC COMPANY

' DEPARTMENT OF NUCLEAR OPERATIONS DIABLO CANYON POWER PLANT UNIT NOS. 1 AND 2 TITLE: TSC ACTIVATION AND OPERATION CHECKLIST FOR THd EMERGENCY OPERATIONS ADVISOR (ECA)

1. Verify that the control room television monitoring equipment is operational by obtaining a clear picture of the control room indicators appropriate to the situation.
2. Establish communication with the Emergency Operations Coordinator in the control room.
3. Keep the Site Emergency Coordinator advised as to plant operational activities and any recuests for assistance.
4. Assist the Emergency Evaluation and Recovery Coordinator in monitoring SPDS inforration and obtaining plant data as required.
5. Determine the need for assistance in handling radioactive waste and advise the Emergency Evaluation and Recovery Coordinator.

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  • 69-11112-7 3/85 (20)

Page 1 of 6 PACIFIC GAS AND ELECTRIC COMPANY

DEPARTMENT OF NUCLEAR OPERATIONS i DIABLO CANYON POWER PLANT UNIT NOS. 1 AND 2 TITLE:

ACTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATI PROCEDURE Operationcondition, abnormal of the ventilation system in any mode other than mode 1 is considered an g: Appropriate indicatedrespiratory protection should be worn outside the TSC if by the situation.

A. Mode 2 - Fire This mode only concerns the control room in the event of a fire.

B. Mode 3 - Chlorine In this mode the Control room and TSC are isolated from all outside a of the air is recirculated with 9% of the flow passing through HEPA and 100%

charcoal filters. This mode can be initiated automatically, as described in the general operating procedures OP H-5:IV, or manually from the control room G

3, the TSC will be notified and asked to perform the follo Mode 3 operation.

1.

2. Check the TSC outside (make up) air fan 05-93 has stopped.
3. Check the TSC lead filter supply fan 05-94 has started.

4 Close vent damper 0-18 manually.

5.

Verify that vent damper 0-17 is closed.

Open vent damper 0-26 manually.

6.

Verify the following computation center: at the annunciator panel PK-75, located in the TSC

a. AD "TSC MODE 3 ISOLATION" illuminated, b.

AE "TSC MODE 1 NORMAL VENT" not illuminated, c.

d. BB-1 " NORMAL VENT DAMPER OPEN ON MODE 3 or 4" 0-1 BB-2 " CARBON FILTER DAMPER CLOSED IN MODE 3 OR 4" 0-2 illuminated.

e.

f. BC " NORMAL VENT ON" 05-93 not illuminated.
g. BD " CARBON FILTER LOW AIR FLOW" not illuminated.
h. BE "TSC AREA AIR COND. ON" 05-92 illuminated.
1. BE " LAB AREA AIR COND. ON" 05-90 illuminated.

J. BF "TSC AREA AIR COND OFF MODE 3 OR 4" not illuminated.

k. CF " LAB AREA AIR CONO. OFF MODE 3 OR 4" not illuminated.
1. CE " LEAD SUPPLY FAN ON MODE 3 OR 4" 05-94 illuminated.

CF "REDUN. SUPPLY FAN ON MODE 3 OR 4" 05-95 illuminated.

If any of these annunciator annunciator lights for furtherlights cannot be verified, consult the section on instructions.

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j DC0009 13X

1 69-11112-7 3/85 (20) Page 2 of 6 TITLE: ACTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATION e

C. Mode 4 - High Radiation or Dilution Mode 4 is automatically activated by high radiation levels at the control room intakes or by a Phase A isolation signal. Mode 4 can also be activated manually. This is used after prolonged periods of Mode 3 to dilute the C0 which has accumulated in the TSC. WhentheventilationsystemisinModekthe TSC will be notified and asked to perfom the following functions.

1. Check the TSC outside (make up) air fan 05-93 has stopped.
2. Check the TSC lead filtered supply fan 05-94 has started.
3. Close vent damper 0-18 manually.
4. Open vent damper 0-17 manually.
5. Open damper 0-26 manually.
6. Verify the following at the annunciator panel PK-75, located in the TSC computation center:
a. AC "TSC MODE 4 PRESSURIZATION" illuminated.
b. BB-1 " NORMAL VENT DAMPER OPEN MODE 3 OR 4" not illuminated.
c. BB-2 " CARBON FILTER DAMPER CLOSED IN MODE 3 OR 4" 0-26 not illuminated.
d. BD " CARBON FILTER LOW FLOW" FB-94 not illuminated.

, e. BE-1 "TSC AIR COND. ON" 05-92 illuminated.

f.

BE-2 " LAB AREA AIR COND. ON" 05-90 illuminated. e t -

g. '

CA " LEAD DUCT HEATER ON MODE 4" OEH-28A illuminated.

h. CE " LEAD SUPPLY FAN ON MODE 3 OR 4" 05-94 illuminated.

If any of these annunciator lights cannot be verified, consult the section on annunciator lights for further instructions.

7. For Mode 4 operation to be completely functional the following doors must be closed,
a. Office space outside water tight door,
b. Office space inside door.
c. Computation center outside water tight door.
d. Computation center inside door.
e. NRC Office outside water tight door.
f. NRC Office inside door.
g. Mechanical room outside water tight door,
h. Mechanical room air control plate (slide gate)
1. Laboratory outside water tight door (West).
j. Laboratory inside door (West).
k. Laboratory outside water tight door (East).
1. Laboratory inside door (East).

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DC0009 14X

, 69-11112-7 3/85 (20) Page 3 of 6

', TITLE:

CTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATION i

D. Returning to Mode 1 Operation The control room will place the ventilation mode selector switch located at vertical board IVB4(2VB4) in the Mode 1 position to return the system to nomal operation.

The TSC shall confirm that the ventilation system has returned to normal by verifying the following.

1. Lead Supply Fan 05-94 is off.
2. Outside (make up) Air Fan 05-93 is on.
3. Damper 0-18 opened manually.
4. Damper 0-17 closed manually.
5. Damper 0-26 closed manually.

E. TSC Annunciator Panel The following is a list of each TSC annunciator panel light with information included on what to do in the event a light does not function properly.

AA-1 (RED) High radiation in TSC area. If illuminated notify the Control Room and Radiation Protection and follow radiation control procedures.

-. AA-2 (RED) High radiation in TSC airflow.

2 control procedures. If illuminated follow radiation AB-1 (RED) High radiation in lab area of TSC.

radiation control procedures. If illuminated follow AB-2 (RED) High radiation in lab area airflow.

radiation control procedures. If illuminated follow AC (WHITE) TSC Mode 4 pressurization. If not illuminated during Mode 4 pressurization check the procedure for Mode 4 operation.

AD (WHITE) TSC Mode 3 isolation. If not illuminated during Mode 3 isolation, check the procedure for Mode 3 operation.

AE TSC Mode 1 normal ventilation. Illuminated in normal operation Mode 1.

AF SPARE. Not illuminated.

BA-1 Normal vent damper open Mode 1.

1. Illuminated in normal operation Mode If is open.not illuminated in Mode 1 verify manual operated damper 0-18

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DC0009 15X

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69-11112-7 3/85 (20) Page 4 of 6 l TITLE: ACTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATION 6

BA-2 Carbon filter damper closed in Mode 1. Illuminated in nonnal operation Mode 1. If not illuminated in Mode 1 verify manual operated damper 0-26 is closed.

88-1 Normal vent damper open in Mode 3 or 4. Illuminate when damper 0-18 is open in Mode 3 or 4 operation. Damper 0-18 must be closed manually.

BB-2 Carbon filter damper closed in Mode 3 or 4. Illuminated when damper 0-26 is closed in Mode 3 or 4 operation. Damper 0-26 must be opened manually.

BC Normal vent fan on 05-93. Illuminated in normal operation Mode 1.

( Should be off in Mode 3 or 4 operation.

BD Carbon filter low air flow F8-94. Illuminated when there is not enough airflow through carbon filters in Mode 3 or 4 operation.

Check lead and redun. Supply fans 05-94 and 05-95 for one of them to be running with corresponding damper open, 0-24 or 0-25.

BE-1 TSC Area Air Condition on 05-92, illuminated in all operations.

BE-2 Lab area air condition on 0S-90. Illuminated in all operations.

BF-1 TSC area air condition off in Mode 3 or 4 05-92. Illuminated when air conditioner for TSC is not in operation during Mode 3 or 4 Investigate circuit breakers (PPTSC) to put back into operation.

l BF-2 Lab area air conditioner off in Mode 3 or 4, 05-90. Illuminated when

' air conditioner for lab area is not in operation during Modes 3 or 4.

Investigate circuit breakers (PPTSC) to put back into operation.

, CA Lead duct heater on Mode 4 operation, OEH28A. Illuminated in proper

Mode 4 operation.

4 CB Lead duct heater malfunction, OEH28A. Illuminated when a malfunction is triggered in Mode 4 operation. To troubleshoot check the following:

a. Check circuit breaker panel PPTSC3 to be on.
b. Check motor starter switch LPTSC3 to be on with green light illuminated.
c. Check damper 0-17 to be open.

If the lead duct heater still will not function turn the starter switch LPTSC3 off and energize LPTSC4 for redun. supply heater OEH288.

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,( E9-1102-7 3/85 (20) Page 5 of 6 TITLE: ACTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATION ,

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CC No duct heater on Mode 4 operation OEH288 illuminated in proper Mode 4 operation.

CD Redun. duct heater malfunction, OEH28B. Illuminated when a malfunction has tripped a sensor. To trouble shoot check the following:

a. Check circuit breaker panel PPTSC4 to be on.
b. Check motor starter switch LPTSC4 to be on with green light illuminated.
c. Check damper 0-17 to be open.

If both OEH-28A and OEH-288 both cannot be energized, notify Control Room that Mode 4 Operation of ventilation system is not functioning.

CE Lead supply fan on Mode 3 or 4, 05-94. Illuminated in normal Mode 3 or 4 operation. If inoperable in Mode 's or 4 check the following.

a. Check circuit breaker panel PPTSC-6 to be on.

4

b. Check at local disconnect switch LPTSC-5, place in on position and verify green light is illuminated,
c. Press start button and verify green light is out and red light n is illuminated with fan running.

O d- v r'<< corr ae"d'"9 d aer is a " o-24 or o If the fan will not operate properly turn local disconnect switch LPTSC-5 off and LPTSC-6 on for fan 05-95.

CF Redun. supply fan on Mode 3 or 4, 05-95. Illuminated in Mode 3 or 4 when 05-94 is not functioning. If 05-95 is also inoperable refer to checklist on panel CE. If neither fan will operate notify the control room of malfunction.

DA TSC radiation monitor failure or loss of AC power. Illuminated when the TSC radiation monitor fail or lose AC power. Switch the TSC to vital AC power. If still illuminated, notify the shift foreman.

DB Fire Detector. Illuminated when fire is detected in HVAC Room.

DC SPARE. Not illuminated.

00-1 Pressurization damper closed in Mode 4, 0-17. Illuminated when damper 0-17 is closed in Mode 4. Damper 0-17 must be opened manually.

DD-2 Pressurization damper open in Mode 1, 2 or 3, 0-17. Illuminated when damper 0-17 is open in Mode 1, 2, or 3. Damper 0-17 must be closed.

DE SPARE. Not illuminated.

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- s 69-11112-7 3/85 (20) Page 6 of 6 TITLE:

ACTIVATION OF TSC VENTILATION SYSTEM FOR ABNORMAL OPERATION r FIGURE 1 Annunciator Panel A B C

_- D E F TSC AREA TSC LAB AREA HIGH RAD HIGH RAD T5C H00E 4 T5C MODE 3 A PRESSURIZATION ISOLATION TSC MCDE 1 NORMAL VENT SPARE TSC AIRBORN TSC AIRBORN HIGH RAD HIGH RAD mmmmmmmmmmmmmmmmum NORMAL VENT NORMAL VENT DAMPER OPEN 094PER OPEN TSC AREA TSC AREA MODE 1 pope 3 og 4 NORMAL VENT 8 0-18 0-18 FAN ON CARBON FILTER LOW AIR FLOW AIR COND. ON 05-92 AIR C040. Orr MOCE 3 OR 4 CARBON FILTER CARBCN FIL1ER 05-92 05-93 FB-94 DAMPER CLOSED DANPER CLOSED LAB AREA LAB AREA _

MODE 1 0-26 IN MODE 3 OR 4 AIR COND OFF 0-26 AIR COND. ON 05-90 F.0DE 3 OR 4 05-90 LEAD DUCT LEAD DUCT C HEATER ON HEATER NO DUCT HEATER 04 REDUN. DUCT HEATER LEAD SUPPLY REDUN. SUPPLY MODE 4 MALFUNCTION MODE 4 fan ON FAN 04 CEH 28A MALFUNCTION DEH 28A CEH 288 MODE 3 CR 4 MODE 3 OR 4 DEN 228 05 94 05-95 PRESS DAMPER TSC RAD MON SILENEE ACF CLOSED IN D FAILURE OR FikE DETECTOR SPARE MODE 4 0 17 SPARE R

PRESS DAMPER - -

OPEN IN MODE 1 2 OR 3 0-17 TEST RE5!?

ammmum LIGHTS IM RED

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