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| issue date = 11/02/1994
| issue date = 11/02/1994
| title = Rev 3 to Procedure PT-2.3.1M, Post Accident Charcoal Filter Dampers - Monthly.
| title = Rev 3 to Procedure PT-2.3.1M, Post Accident Charcoal Filter Dampers - Monthly.
| author name = MARLOW T A
| author name = Marlow T
| author affiliation = ROCHESTER GAS & ELECTRIC CORP.
| author affiliation = ROCHESTER GAS & ELECTRIC CORP.
| addressee name =  
| addressee name =  
Line 17: Line 17:


=Text=
=Text=
{{#Wiki_filter:I ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER PROCEDURE NO.PT-2.3.1M REV.NO.3 POST ACCIDENT CHARCOAL FILTER DAMPERS-MONTHLY TECHNICAL REVIEW PORC REVIEW DATE (0 PLANT SUPERINTENDENT u-F-EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY: THIS PROCEDURE CONTAINS 6 PAGES GINNA STATlON START: DATE TlME COMPLETED:
{{#Wiki_filter:I ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER PROCEDURE NO.         PT-2.3.1M                   REV. NO. 3 POST ACCIDENT CHARCOAL FILTER DAMPERS   - MONTHLY TECHNICAL REVIEW PORC REVIEW DATE (0                                 PLANT SUPERINTENDENT u-F-EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:
DATE TlME: 9510260339 951018 PDR ADOCK 05000244.P.PDR PT-2.3.1M:1 PT-2.3 1M POST ACCIDENT CHARCOAL FILTER DAMPERS-MONTHLY 1.0 PURPOSE 1.2 To provide instructions for verifying operability of the dampers associated with the Containment Recirc-ulation Fan charcoal filter flow paths.To provide instructions for performing the monthly inspection of the Containment Recirculation Units.2.0 TEST RE UIREMIBFZS:
GINNA STATlON THIS PROCEDURE CONTAINS       6   PAGES                 START:
2.1 2.2 To exercise each damper through a complete stroking cycle.To operate each Post Accident Charcoal Filter Unit in the Recirc Mode for at least fifteen minutes.2.3 2.4 2.5 To inspect each Containment Recirculation Unit for signs of water within the filtration area.To inspect each Containment Recirculation Unit Demister Unit for combustibility.
DATE TlME COMPLETED:
To verify operability and proper orientation and flow in the accident mode.3.0 3.1 3.2 3.3
DATE TlME:
9510260339 951018 PDR   ADOCK 05000244
  . P.
PDR


==3.4 REFERENCES==
PT-2.3.1M:1 PT-2.3  1M POST ACCIDENT CHARCOAL FILTER DAMPERS  MONTHLY 1.0    PURPOSE To  provide instructions for verifying operability of the dampers associated with the Containment Recirc-ulation Fan charcoal filter flow paths.
1.2    To  provide instructions for performing the monthly inspection of the Containment Recirculation Units.
2.0    TEST RE UIREMIBFZS:
2.1    To  exercise each damper through a complete stroking cycle.
2.2    To operate each Post Accident Charcoal Filter Unit in the Recirc Mode for at least fifteen minutes.
2.3    To  inspect each Containment Recirculation Unit for signs of water within the filtration area.
2.4   To  inspect    each    Containment    Recirculation  Unit Demister Unit  for combustibility.
2.5    To verify operability and proper orientation      and flow in the accident  mode.


33013-1863, Containment HVAC Systems.Tech.Specs.Section 4.5.2.3.5.
==3.0    REFERENCES==
S-23.5, Post Accident Charcoal Filter Operation.
 
ANSI N510-1989[Applies only to Demister (Moisture Separators)
3.1    33013-1863, Containment   HVAC Systems.
Unit Combustibility visual inspections]
3.2    Tech. Specs. Section 4.5.2.3.5.
Section 5.5.1.6.4.0 INITIAL CONDITIONS:
3.3    S-23.5, Post Accident Charcoal     Filter Operation.
4.1 Damper surveillance may be performed during any plant operating mode.
3.4    ANSI N510-1989     [Applies only to Demister (Moisture Separators) Unit Combustibility visual inspections]
PT-2.3.1M:2 4.2 Notify Shift Supervisor at start of test.4.3 Notify Head Control Operator at start of test.Any abnormality or erratic damper action observed during performance of procedure shall be noted.A Work Request/Trouble Report shall be submitted for the concerned damper.4.5 Test personnel are qualified in accordance with A-1102.4.6 A Health Physics Work Permit has been issued by HP Department, to permit Containment entry and/or Recirculation Unit inspection.
Section 5.5.1.6.
4.7 If this procedure is being performed as an unscheduled test or following maintenance, initial those sections being completed and mark the remainder N/A.4.8 Notify Q.C.Dept.at start of test.4.9 Prior to start of testing, notify Diagnostic Testing Group that required equipment monitoring associated with the CNMT Recirculation Fans shall be performed.
4.0   INITIAL CONDITIONS:
5~0 PRECAUTIONS:
4.1   Damper surveillance may be   performed during any plant operating mode.
5.1 Only one group of Containment Recirc dampers shall be tested at a time.5.2 5.3 Observe all requirements of the Health Physics Work Permit for Containment entry.The Shift Supervisor shall be notified immediately if any acceptance criteria is not met or any malfunction or abnormal conditions occur.6.0 INSTRUCTIONS.
 
6.1 1A Recirculation Fan Dam ers 6.1.1 Verify or place the 1A Containment Recirc Fan in service.
PT-2.3.1M:2 4.2   Notify Shift Supervisor at start of test.
6.1.2 6.1.2.1 6.1.2.2 6.1.2.3 6.1.3 PT-2.3.1M:3 Visually verify the following damper positions:
4.3 Notify Head Control Operator at start of test.
1F-LED (5873), Loop Entry Damper OPEN 1I-CID (5871), Charcoal Unit Inlet CLOSED 1K-COD (5872), Charcoal Unit Outlet CLOSED At the MCB, verify the Green indicating light,"CHARCOAL FILTER 1A DAMPERS CLOSED" is ON.NOTE: CF1A/L is a latch in relay, located in Relay Room, Rack RA2 Front 6.1.4 6.1.5 6.1.5.1 6.1.5.2 6.1.5.3 6.1.6 Press in CF1A/L relay armature button.Visually verify the following damper positions:
Any abnormality     or erratic damper action observed during performance of procedure shall be noted. A Work Request/Trouble     Report shall be submitted for the concerned damper.
1F-LED (5873), Loop Entry Damper CLOSED 1I-CID (5871), Charcoal Unit Inlet OPEN 1K-COD (5872), Charcoal Unit Outlet OPEN At the MCB, verify the-Green indicating light,"CHARCOAL FILTER 1A DAMPERS CLOSED" is OFF.6.1.7 Record time dampers switched to Recirc Mode.hr.NOTE: Fan must operate in Recirc Mode for at least fifteen minutes to satisfy Tech Spec requirements.
4.5   Test personnel are qualified in accordance with A-1102.
6.1.8 After at least fifteen minutes of Recirc Mode operation, press CFlA/L relay RESET button.6.1.9 6.1.9.1 6.1.9.2 6.1.9.3 6.1.10 Visually verify the following damper positions:
4.6   A Health Physics Work Permit has been issued by HP Department,     to permit Containment entry and/or Recirculation Unit inspection.
1F-LED (5873), Loop Entry Damper OPEN 1I-CID (5871), Charcoal Unit Inlet CLOSED 1K-COD (5872), Charcoal Unit Outlet CLOSED At the MCB, verify the Green indicating light."CHARCOAL FILTER 1A DAMPERS CLOSED" is ON.
4.7   If this procedure is being performed as an unscheduled test or following maintenance, initial those sections being completed and mark the remainder N/A.
6.1.11 PT-2.3.1M:4 Record time dampers switched to Normal Mode.hr.6.1.12 6.2 6.2.1 Record Post Accident Filter run time in S-23.5 located on back of MCB.1C Recirculation Fan Dam ers Verify or place the 1C Containment Recirc Fan in service.6.2.2 6.2.2.1 6.2.2.2 6.2.2.3 6.2.3 Visually verify the following damper positions:
4.8   Notify Q.C. Dept. at start of test.
1H-LED (5875), Loop Entry Damper OPEN 1J-CID (5876), Charcoal Unit Inlet CLOSED 1L-COD (5874), Charcoal Unit Outlet CLOSED At the MCB, verify the Green indicating light,"CHARCOAL FILTER 1C DAMPERS CLOSED" is ON.NOTE: CF1C/L is a latch in relay, located in Relay 6.2.4 6.2.5 6.2.5.1 6.2.5.2 6.2.5.3'6.2.6 Room, Rack RA3 Front Press in CF1C/L relay armature button.Visually verify the following damper positions:
4.9   Prior to start of testing, notify Diagnostic Testing Group that required equipment monitoring associated with the CNMT Recirculation Fans shall be performed.
1H-LED (5875), Loop Entry Damper CLOSED 1J-CID (5876), Charcoal Unit Inlet OPEN 1L-COD (5874), Charcoal Unit Outlet OPEN At the MCB, verify the Green indicating light,"CHARCOAL FILTER 1C DAMPERS CLOSED" is OFF.6.2.7 Record time dampers switched to Recirc Mode.hr.NOTE: Fan must operate in Recirc Mode for at least fifteen minutes to satisfy Tech Spec requirements.
5 0
6.2,8 After at least fifteen minutes of Recirc Mode operation, press CF1C/L relay RESET button.
  ~   PRECAUTIONS:
6.2.9 6.2.9.1 6.2.9.2 6.2.9.3 6.2.10 PT-2.3.1M:5 Visually verify the following damper positions:
5.1   Only one group of Containment Recirc dampers shall be tested at   a time.
1H-LED (5875), Loop Entry Damper OPEN 1J-CID (5876), Charcoal Unit Inlet CLOSED 1L-COD (5874),, Charcoal Unit Outlet CLOSED At the MCB, verify the Green indicating light,"CHARCOAL FILTER 1C DAMPERS CLOSED" is ON.6.2.11 Record time dampers switched to Normal Mode.hr.6.2.12 Record Post Accident Filter run time in S-23.5 located on back of MCB.6.3 6.3.1 6.3.1.1 6.3.1.2 6.3.1.3 6.3.1.4 Monthl Xns ection of Containment Recirc Units Xnspect each of the following as per Attachment 1, Containment Recirc Unit Monthly Xnspection Check List.Recirc Unit A Recirc Unit B Recirc Unit C Recirc Unit D COMMENTS: COMPLETED BY: DATE COMPLETED:
5.2   Observe   all requirements of the Health Physics   Work Permit   for Containment entry.
HEAD CONTROL OPERATOR: SHIFT SUPERVISOR:
5.3  The Shift Supervisor shall be notified immediately if any acceptance criteria is not met or any malfunction or abnormal conditions occur.
RESULTS 2 TEST REVIEW: DATE PT-2.3.1M:6 ATTACHMENT 1 Containment Recirc Unit Monthl Ins ection Check List 1.Ensure Recirc Fan Unit is not in operation.
6.0   INSTRUCTIONS.
Unit D 2.Ensure each drain free of foreign material.3.Inspect fan chiller piping area for possible service water leaks.4.Inspect HEPT filter section for evidence of water~about floor area and any water damage to HEPA filter units.5.Inspect Demister Unit for combustibility utilizing the following criteria: a)a)No visual evidence of dirt or debris loading.b)b)No visual evidence of oil or foreign materials susceptible to combustion.
6.1   1A Recirculation Fan Dam ers 6.1.1 Verify or place the 1A Containment Recirc         Fan in service.
6.Request start of fan unit and record HEPA Filter Delta P on Magnehelic (must be less than 3" H20)7.Remove fan units from service which are not needed at this time.8.Submit a Work Request/Trouble Report if any discrepancies are noted.COMPLETED BY: DATE COMPLETED:}}
 
PT-2.3.1M:3 6.1.2   Visually verify the following damper positions:
6.1.2.1 1F-LED (5873), Loop    Entry Damper        OPEN 6.1.2.2 1I-CID (5871), Charcoal Unit Inlet CLOSED 6.1.2.3 1K-COD (5872), Charcoal Unit Outlet CLOSED 6.1.3  At the MCB, verify the Green indicating               light, "CHARCOAL FILTER 1A DAMPERS CLOSED"     is ON.
NOTE:     CF1A/L is a latch in   relay, located in Relay Room,   Rack RA2 Front 6.1.4   Press  in CF1A/L relay armature button.
6.1.5   Visually verify the following damper positions:
6.1.5.1 1F-LED (5873), Loop    Entry Damper    CLOSED 6.1.5.2 1I-CID (5871), Charcoal Unit Inlet          OPEN 6.1.5.3 1K-COD (5872), Charcoal Unit Outlet        OPEN 6.1.6  At the MCB, verify the- Green indicating               light, "CHARCOAL FILTER 1A DAMPERS CLOSED"     is OFF.
6.1.7   Record time dampers switched to Recirc Mode.
hr.
NOTE:     Fan must   operate in Recirc Mode   for at least fifteen     minutes to satisfy         Tech   Spec requirements.
6.1.8   After at     least   fifteen   minutes   of Recirc     Mode operation, press CFlA/L relay     RESET button.
6.1.9   Visually verify the following    damper  positions:
6.1.9.1 1F-LED (5873), Loop    Entry Damper        OPEN 6.1.9.2 1I-CID (5871), Charcoal Unit Inlet CLOSED 6.1.9.3 1K-COD (5872), Charcoal Unit Outlet CLOSED 6.1.10 At the MCB, verify the Green indicating                light.
        "CHARCOAL FILTER 1A DAMPERS CLOSED"      is  ON.
 
PT-2.3.1M:4 6.1.11   Record time dampers switched to Normal Mode.
hr.
6.1.12   Record Post Accident Filter run time in S-23.5 located on back of MCB.
6.2      1C Recirculation Fan Dam ers 6.2.1    Verify or place the 1C Containment Recirc Fan in service.
6.2.2   Visually verify the following      damper  positions:
6.2.2.1 1H-LED (5875), Loop    Entry Damper        OPEN 6.2.2.2 1J-CID (5876), Charcoal Unit Inlet CLOSED 6.2.2.3 1L-COD (5874), Charcoal Unit Outlet CLOSED 6.2.3    At the MCB, verify the Green indicating                 light, "CHARCOAL FILTER 1C DAMPERS CLOSED"     is ON.
NOTE:     CF1C/L   is a latch in relay, located in Relay Room,  Rack RA3 Front 6.2.4   Press  in CF1C/L relay armature button.
6.2.5   Visually verify the following damper positions:
6.2.5.1  1H-LED (5875), Loop    Entry Damper      CLOSED 6.2.5.2  1J-CID (5876), Charcoal Unit Inlet          OPEN 6.2.5.3  1L-COD (5874), Charcoal Unit Outlet         OPEN
'6.2.6    At the MCB, verify the Green indicating                 light, "CHARCOAL FILTER 1C DAMPERS CLOSED"       is OFF.
6.2.7   Record time dampers switched to Recirc Mode.
hr.
NOTE:     Fan must operate   in Recirc Mode   for at least fifteen     minutes   to satisfy       Tech   Spec requirements.
6.2,8   After at     least   fifteen   minutes   of Recirc     Mode operation, press   CF1C/L relay RESET button.
 
PT-2.3.1M:5 6.2.9       Visually verify the following  damper  positions:
6.2.9.1      1H-LED (5875), Loop  Entry Damper        OPEN 6.2.9.2       1J-CID (5876), Charcoal Unit Inlet   CLOSED 6.2.9.3      1L-COD (5874),, Charcoal Unit Outlet CLOSED 6.2.10      At the   MCB,   verify the Green indicating       light, "CHARCOAL FILTER 1C DAMPERS CLOSED"   is ON.
6.2.11       Record time dampers switched to Normal Mode.
hr.
6.2.12       Record Post Accident Filter run time in S-23.5 located on back of MCB.
6.3         Monthl  Xns ection of Containment Recirc Units 6.3.1       Xnspect each of the following as per Attachment 1, Containment Recirc Unit Monthly Xnspection Check List.
6.3.1.1     Recirc Unit A 6.3.1.2     Recirc Unit B 6.3.1.3     Recirc Unit C 6.3.1.4     Recirc Unit D COMMENTS:
COMPLETED BY:
DATE COMPLETED:
HEAD CONTROL OPERATOR:
SHIFT SUPERVISOR:
RESULTS 2 TEST REVIEW:                     DATE
 
PT-2.3.1M:6 ATTACHMENT 1 Containment Recirc Unit Monthl   Ins ection Check List Unit D
: 1. Ensure Recirc Fan   Unit is not in operation.
: 2. Ensure each drain free of foreign material.
: 3. Inspect fan chiller piping area for possible service water leaks.
: 4. Inspect HEPT filter section for evidence of water
  ~
about floor area and any water damage to HEPA filter units.
a)
: 5. Inspect Demister Unit for combustibility utilizing the following criteria:
a) No visual evidence of           b) dirt or debris loading.
b) No visual evidence of oil or foreign materials susceptible to combustion.
: 6. Request start of fan unit and record HEPA Filter Delta P on Magnehelic (must be less than 3" H20)
: 7. Remove   fan units from service which are not needed at this time.
: 8. Submit a Work Request/Trouble noted.
Report if any discrepancies are COMPLETED BY:
DATE COMPLETED:}}

Latest revision as of 18:11, 29 October 2019

Rev 3 to Procedure PT-2.3.1M, Post Accident Charcoal Filter Dampers - Monthly.
ML17264A202
Person / Time
Site: Ginna Constellation icon.png
Issue date: 11/02/1994
From: Marlow T
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17264A201 List:
References
PT-2.3.1M, NUDOCS 9510260339
Download: ML17264A202 (7)
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Text

I ROCHESTER GAS AND ELECTRIC CORPORATION GINNA STATION CONTROLLED COPY NUMBER PROCEDURE NO. PT-2.3.1M REV. NO. 3 POST ACCIDENT CHARCOAL FILTER DAMPERS - MONTHLY TECHNICAL REVIEW PORC REVIEW DATE (0 PLANT SUPERINTENDENT u-F-EFFECTIVE DATE CATEGORY 1.0 REVIEWED BY:

GINNA STATlON THIS PROCEDURE CONTAINS 6 PAGES START:

DATE TlME COMPLETED:

DATE TlME:

9510260339 951018 PDR ADOCK 05000244

. P.

PDR

PT-2.3.1M:1 PT-2.3 1M POST ACCIDENT CHARCOAL FILTER DAMPERS MONTHLY 1.0 PURPOSE To provide instructions for verifying operability of the dampers associated with the Containment Recirc-ulation Fan charcoal filter flow paths.

1.2 To provide instructions for performing the monthly inspection of the Containment Recirculation Units.

2.0 TEST RE UIREMIBFZS:

2.1 To exercise each damper through a complete stroking cycle.

2.2 To operate each Post Accident Charcoal Filter Unit in the Recirc Mode for at least fifteen minutes.

2.3 To inspect each Containment Recirculation Unit for signs of water within the filtration area.

2.4 To inspect each Containment Recirculation Unit Demister Unit for combustibility.

2.5 To verify operability and proper orientation and flow in the accident mode.

3.0 REFERENCES

3.1 33013-1863, Containment HVAC Systems.

3.2 Tech. Specs. Section 4.5.2.3.5.

3.3 S-23.5, Post Accident Charcoal Filter Operation.

3.4 ANSI N510-1989 [Applies only to Demister (Moisture Separators) Unit Combustibility visual inspections]

Section 5.5.1.6.

4.0 INITIAL CONDITIONS:

4.1 Damper surveillance may be performed during any plant operating mode.

PT-2.3.1M:2 4.2 Notify Shift Supervisor at start of test.

4.3 Notify Head Control Operator at start of test.

Any abnormality or erratic damper action observed during performance of procedure shall be noted. A Work Request/Trouble Report shall be submitted for the concerned damper.

4.5 Test personnel are qualified in accordance with A-1102.

4.6 A Health Physics Work Permit has been issued by HP Department, to permit Containment entry and/or Recirculation Unit inspection.

4.7 If this procedure is being performed as an unscheduled test or following maintenance, initial those sections being completed and mark the remainder N/A.

4.8 Notify Q.C. Dept. at start of test.

4.9 Prior to start of testing, notify Diagnostic Testing Group that required equipment monitoring associated with the CNMT Recirculation Fans shall be performed.

5 0

~ PRECAUTIONS:

5.1 Only one group of Containment Recirc dampers shall be tested at a time.

5.2 Observe all requirements of the Health Physics Work Permit for Containment entry.

5.3 The Shift Supervisor shall be notified immediately if any acceptance criteria is not met or any malfunction or abnormal conditions occur.

6.0 INSTRUCTIONS.

6.1 1A Recirculation Fan Dam ers 6.1.1 Verify or place the 1A Containment Recirc Fan in service.

PT-2.3.1M:3 6.1.2 Visually verify the following damper positions:

6.1.2.1 1F-LED (5873), Loop Entry Damper OPEN 6.1.2.2 1I-CID (5871), Charcoal Unit Inlet CLOSED 6.1.2.3 1K-COD (5872), Charcoal Unit Outlet CLOSED 6.1.3 At the MCB, verify the Green indicating light, "CHARCOAL FILTER 1A DAMPERS CLOSED" is ON.

NOTE: CF1A/L is a latch in relay, located in Relay Room, Rack RA2 Front 6.1.4 Press in CF1A/L relay armature button.

6.1.5 Visually verify the following damper positions:

6.1.5.1 1F-LED (5873), Loop Entry Damper CLOSED 6.1.5.2 1I-CID (5871), Charcoal Unit Inlet OPEN 6.1.5.3 1K-COD (5872), Charcoal Unit Outlet OPEN 6.1.6 At the MCB, verify the- Green indicating light, "CHARCOAL FILTER 1A DAMPERS CLOSED" is OFF.

6.1.7 Record time dampers switched to Recirc Mode.

hr.

NOTE: Fan must operate in Recirc Mode for at least fifteen minutes to satisfy Tech Spec requirements.

6.1.8 After at least fifteen minutes of Recirc Mode operation, press CFlA/L relay RESET button.

6.1.9 Visually verify the following damper positions:

6.1.9.1 1F-LED (5873), Loop Entry Damper OPEN 6.1.9.2 1I-CID (5871), Charcoal Unit Inlet CLOSED 6.1.9.3 1K-COD (5872), Charcoal Unit Outlet CLOSED 6.1.10 At the MCB, verify the Green indicating light.

"CHARCOAL FILTER 1A DAMPERS CLOSED" is ON.

PT-2.3.1M:4 6.1.11 Record time dampers switched to Normal Mode.

hr.

6.1.12 Record Post Accident Filter run time in S-23.5 located on back of MCB.

6.2 1C Recirculation Fan Dam ers 6.2.1 Verify or place the 1C Containment Recirc Fan in service.

6.2.2 Visually verify the following damper positions:

6.2.2.1 1H-LED (5875), Loop Entry Damper OPEN 6.2.2.2 1J-CID (5876), Charcoal Unit Inlet CLOSED 6.2.2.3 1L-COD (5874), Charcoal Unit Outlet CLOSED 6.2.3 At the MCB, verify the Green indicating light, "CHARCOAL FILTER 1C DAMPERS CLOSED" is ON.

NOTE: CF1C/L is a latch in relay, located in Relay Room, Rack RA3 Front 6.2.4 Press in CF1C/L relay armature button.

6.2.5 Visually verify the following damper positions:

6.2.5.1 1H-LED (5875), Loop Entry Damper CLOSED 6.2.5.2 1J-CID (5876), Charcoal Unit Inlet OPEN 6.2.5.3 1L-COD (5874), Charcoal Unit Outlet OPEN

'6.2.6 At the MCB, verify the Green indicating light, "CHARCOAL FILTER 1C DAMPERS CLOSED" is OFF.

6.2.7 Record time dampers switched to Recirc Mode.

hr.

NOTE: Fan must operate in Recirc Mode for at least fifteen minutes to satisfy Tech Spec requirements.

6.2,8 After at least fifteen minutes of Recirc Mode operation, press CF1C/L relay RESET button.

PT-2.3.1M:5 6.2.9 Visually verify the following damper positions:

6.2.9.1 1H-LED (5875), Loop Entry Damper OPEN 6.2.9.2 1J-CID (5876), Charcoal Unit Inlet CLOSED 6.2.9.3 1L-COD (5874),, Charcoal Unit Outlet CLOSED 6.2.10 At the MCB, verify the Green indicating light, "CHARCOAL FILTER 1C DAMPERS CLOSED" is ON.

6.2.11 Record time dampers switched to Normal Mode.

hr.

6.2.12 Record Post Accident Filter run time in S-23.5 located on back of MCB.

6.3 Monthl Xns ection of Containment Recirc Units 6.3.1 Xnspect each of the following as per Attachment 1, Containment Recirc Unit Monthly Xnspection Check List.

6.3.1.1 Recirc Unit A 6.3.1.2 Recirc Unit B 6.3.1.3 Recirc Unit C 6.3.1.4 Recirc Unit D COMMENTS:

COMPLETED BY:

DATE COMPLETED:

HEAD CONTROL OPERATOR:

SHIFT SUPERVISOR:

RESULTS 2 TEST REVIEW: DATE

PT-2.3.1M:6 ATTACHMENT 1 Containment Recirc Unit Monthl Ins ection Check List Unit D

1. Ensure Recirc Fan Unit is not in operation.
2. Ensure each drain free of foreign material.
3. Inspect fan chiller piping area for possible service water leaks.
4. Inspect HEPT filter section for evidence of water

~

about floor area and any water damage to HEPA filter units.

a)

5. Inspect Demister Unit for combustibility utilizing the following criteria:

a) No visual evidence of b) dirt or debris loading.

b) No visual evidence of oil or foreign materials susceptible to combustion.

6. Request start of fan unit and record HEPA Filter Delta P on Magnehelic (must be less than 3" H20)
7. Remove fan units from service which are not needed at this time.
8. Submit a Work Request/Trouble noted.

Report if any discrepancies are COMPLETED BY:

DATE COMPLETED:

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