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| number = ML092310466
| number = ML092310466
| issue date = 08/06/2009
| issue date = 08/06/2009
| title = 08/06/2009 Meeting Slides, Tennessee Valley Authority Watts Bar Nuclear Plant Unit 2 Refurbishment Program
| title = Meeting Slides, Tennessee Valley Authority Watts Bar Nuclear Plant Unit 2 Refurbishment Program
| author name =  
| author name =  
| author affiliation = Tennessee Valley Authority
| author affiliation = Tennessee Valley Authority
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=Text=
=Text=
{{#Wiki_filter:TENNESSEE VALLEY AUTHORITYWATTS BAR NUCLEAR PLANT UNIT 2 1 1 Refurbishment ProgramAugust 6, 2009 Agenda*Introductions*WBN Unit 2 Material Condition
{{#Wiki_filter:TENNESSEE VALLEY AUTHORITY WATTS BAR NUCLEAR PLANT UNIT 2 1
*WBN Unit 2 Refurbishment Program
Refurbishment Program August 6, 2009
*WBN Unit 2 Refurbishment Program ImplementationWBNUit2TtiP 2 2*WBN U n it 2 T es ti ng P rograms*Conclusion WBN Unit 2 Material ConditionEvaluation of Material Condition*Performed Plant Walkdowns*Identify Missing/Removed Components
 
*Baseline to Determine Current Configuration of Installed Equipment*Electrical 3 3*Mechanical*Civil*Reviewed Quality Assurance Records to Support ASME Section III Program*Results Addressed by Engineering Modifications and Refurbishment Program WBN Unit 2 Material ConditionAs-found condition of internal piping shown below.
Agenda
4 4Containment Spray Piping -676' Pipe Chase WBN Unit 2 Material ConditionCentrifugal Charging Pump 2B-B 5 5Pump recently removed for refurbishment. Internal suction piping shown above and discharge at left.
* Introductions
WBN Unit 2 Material ConditionCentrifugal Charging Pump 2A-A 6 6Pump is currently being removed for refurbishment.
* WBN Unit 2 Material Condition
* WBN Unit 2 Refurbishment Program
* WBN Unit 2 Refurbishment Program Implementation
* WBN U Unit it 2 T Testing ti P Programs
* Conclusion 2
 
WBN Unit 2 Material Condition Evaluation of Material Condition
* Performed Plant Walkdowns
* Identify Missing/Removed Components
* Baseline to Determine Current Configuration of Installed Equipment
* Electrical
* Mechanical
* Civil
* Reviewed Quality Assurance Records to Support ASME Section III Program
* Results Addressed by Engineering Modifications and Refurbishment Program 3
 
WBN Unit 2 Material Condition As-found condition of internal piping shown below.
Containment Spray Piping - 676 Pipe Chase 4
 
WBN Unit 2 Material Condition Centrifugal Charging Pump 2B-B Pump recently removed for refurbishment. Internal suction piping shown above and discharge at left.
5
 
WBN Unit 2 Material Condition Centrifugal Charging Pump 2A-A Pump is currently being removed for refurbishment.
Internal pump casing shown at left and suction piping at right.
Internal pump casing shown at left and suction piping at right.
WBN Unit 2 Material ConditionDamper sent off-site to vendor facility for inspection, evaluation Ventilation Damper 7 7 and recommended refurbishment and  
6
 
WBN Unit 2 Material Condition Ventilation Damper Damper sent off-site to vendor facility for inspection, evaluation and recommended refurbishment and testing requirements.
7
 
WBN Unit 2 Refurbishment Program Overview WBN2                          WBN2 Passive Component              Passive Component Evaluation/Refurbishment      Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive        direction for evaluation and components to determine if    refurbishment, if required of further refurbishment is      specific passive component/
required.                      commodity type.
TI-216                                                                                    WBN2 WBN 2                                                                                Testing Programs Construction Project Refurbishment Program                                                                Testing Programs to ensure g
SSCs meet original  licensing, g,
design and equipment vendor Program ensures WBN2 Plant                                                                specifications at turnover.
Equipment meets original:                                                                Testing includes:
- Licensing Basis                                                                        - System Flushing
- Design Basis                                                                            - Construction Testing
- Equipment Vendor                                                                        - Cold Hydrostatic Tests Specifications                                                                            - Hot Functional Tests N1302                          WBN2              - RG 1.68 Testing WBN2                    Active Component Component Refurbishment              Refurbishment Evaluation              Procedure/Work Order Component Refurbishment        Work document that provides process evaluates each        direction for refurbishment of component to assess            specific component or active component type.
                            - Replacement
                            - Vendor Refurbishment        May include evaluation of
                            - Refurbishment                passive components during
                            - No Action Required          active component work.
8
 
WBN Unit 2 Refurbishment Program Refurbishment Program Equipment Scope
* Safety Related / Non-Quality Related
* Active / Passive Refurbishment Program Process Steps
* Identification
* Classification
* Inspection/Evaluation
* Refurbishment/Replacement
* Component/System Testing Required Outcome
* Plant meets original licensing, design and equipment vendor specifications 9
 
WBN Unit 2 Material Condition Refurbishment/Replacement Commodity Estimates COMMODITY          TOTAL PROJECT (estimate)
Pumps                              80 Motors                              90 Breakers                            600 Manual Valves                    4000 Air Operated Valves                500 Motor Operated Valves              200 Safety/Relief Valves                300 10
 
Refurbishment Program Implementation Overview WBN2                          WBN2 Passive Component              Passive Component Evaluation/Refurbishment      Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive        direction for evaluation and components to determine if    refurbishment, if required of further refurbishment is      specific passive component/
required.                      commodity type.
TI-216                                                                                    WBN2 WBN 2                                                                              Testing Programs Construction Project Refurbishment Program                                                                Testing Programs to ensure g
SSCs meet original  licensing, g,
design and equipment vendor Program ensures WBN2 Plant                                                              specifications at turnover.
Equipment meets original:                                                                Testing includes:
- Licensing Basis                                                                        - System Flushing
- Design Basis                                                                          - Construction Testing
- Equipment Vendor                                                                      - Cold Hydrostatic Tests Specifications                                                                          - Hot Functional Tests N1302                          WBN2              - RG 1.68 Testing WBN2                    Active Component Component Refurbishment              Refurbishment Evaluation              Procedure/Work Order Component Refurbishment        Work document that provides process evaluates each        direction for refurbishment of component to assess            specific component or active component type.
                          - Replacement
                          - Vendor Refurbishment        May include evaluation of
                          - Refurbishment                passive components during
                          - No Action Required          active component work.
11
 
Refurbishment Program Implementation Obtain Unit Two Master Equipment List (MEL) sorted by function with subsets of quality code, Safety Related (SR), Quality Related (QR),
Non-Quality Related (NQR), and No Classification (NC)
Evaluate each component using CCPP 25402-000-GPP-0000-TI216 as a Missing                                  guide and enter RC for refurbishment to be performed NO Yes                                                                                                                            NO Aging Affected Yes                Total              NO Replacement Required Yes Vendor To Obsolete Refurbish NO                                  Yes Vendor Refurbishment Replace with Like                                                                                                                              Provide EDCR Required for Like                                                                                                                                Justification On site  RC=J            Yes          Part      NO RC=H                                        Off site  RC=I                      Replacement RC=A Required Replace Required                  Other    NO Parts                    Refurbishment RC=B                      Required Complete and Obtain Approvals                                                                                  Yes for Attachment B Inspection RC=D Lubrication RC=E Testing    RC=F Cleaning RC=G Functionally Update Database                                                                                                                Tested RC=C 12
 
Refurbishment Program Implementation
* Implementing Work Instructions/Procedures
  - Provide Guidance on Refurbishment to be Performed
  - Provide Guidance for Refurbishment/Evaluation Requirements to be Met Vendor Manuals Design Specifications Piping Standards Operating Experience 13
 
Refurbishment Program Implementation Sample Work Order 14
 
Refurbishment Program Implementation Sample Visual I
Internal l Inspection I      i Data Sheet 15
 
Refurbishment Program Implementation 16
 
Refurbishment Program Implementation 12 Swing Check Valve The refurbishment activity has identified surface indications (right) which could affect the pressure boundary in the bonnet gasket area which will likely require a Code repair.
17
 
Refurbishment Program Implementation Example Check Valve Data Sheet 18
 
Refurbishment Program Implementation This valve is a 1 1/2, Hammel-Dahl, Globe valve with an A-40 Pneumatic Diaphragm type actuator.
The items subject to refurbishment are the actuator diaphragm di h        and d
valve packing 19
 
Refurbishment Program Implementation 20
 
Refurbishment Program Implementation Example Air Operated Valve Refurbishment Sheet 21
 
Refurbishment Program Implementation 22
 
Refurbishment Program Implementation Example p
Valve Packing Data Sheet 23
 
Refurbishment Program Implementation Overview WBN2                          WBN2 Passive Component              Passive Component Evaluation/Refurbishment      Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive        direction for evaluation and components to determine if    refurbishment, if required of further refurbishment is      specific passive component/
required.                      commodity type.
TI-216                                                                                    WBN2 WBN 2                                                                              Testing Programs Construction Project Refurbishment Program                                                                Testing Programs to ensure g
SSCs meet original  licensing, g,
design and equipment vendor Program ensures WBN2 Plant                                                              specifications at turnover.
Equipment meets original:                                                                Testing includes:
- Licensing Basis                                                                        - System Flushing
- Design Basis                                                                          - Construction Testing
- Equipment Vendor                                                                      - Cold Hydrostatic Tests Specifications                                                                          - Hot Functional Tests N1302                          WBN2              - RG 1.68 Testing WBN2                    Active Component Component Refurbishment              Refurbishment Evaluation              Procedure/Work Order Component Refurbishment        Work document that provides process evaluates each        direction for refurbishment of component to assess            specific component or active component type.
                          - Replacement
                          - Vendor Refurbishment        May include evaluation of
                          - Refurbishment                passive components during
                          - No Action Required          active component work.
24


testing requirements.
WBN Unit 2 Testing Programs System Flushing Testing
WBN Unit 2 Refurbishment Program OverviewTI-216WBN 2Construction Project Refurbishment ProgramWBN2Passive Component Evaluation/RefurbishmentProcess that provides criteria for evaluating passive components to determine if further refurbishment is required.WBN2Testing ProgramsTesting Programs to ensure SSCs meet ori ginal licensin g , WBN2Passive Component Evaluation/RefurbishmentProcedure/Work OrderWork document that provides direction for evaluation and refurbishment, if required of specific passive component/
* Construction tests
commodity type.
* Cold Hydrostatic test
8Program ensures WBN2 Plant Equipment meets original:-Licensing Basis-Design Basis-Equipment Vendor SpecificationsN1302WBN2Component RefurbishmentEvaluationComponent Refurbishment process evaluates each component to assess -Replacement-Vendor Refurbishment-Refurbishment-No Action RequiredWBN2Active Component RefurbishmentProcedure/Work OrderWork document that provides direction for refurbishment of specific component or active component type.May include evaluation of passive components during active component work.
* Hot Functional
gg ,design and equipment vendor specifications at turnover. Testing includes:-System Flushing-Construction Testing-Cold Hydrostatic Tests-Hot Functional Tests
* RG 1.68 tests 25
-RG 1.68 Testing WBN Unit 2 Refurbishment ProgramRefurbishment ProgramEquipment Scope*Safety Related / Non-Quality Related*Active / PassiveRefurbishment Program Process Steps*Identification 9 9*Classification*Inspection/Evaluation
*Refurbishment/Replacement
*Component/System Testing Required Outcome*Plant meets original licensing, design and equipment vendor specifications WBN Unit 2 Material ConditionCOMMODITYTOTAL PROJECT (estimate)Pumps80Motors 90 Breakers 600Refurbishment/Replacement Commodity Estimates 10 10 Breakers 600 Manual Valves 4000 Air Operated Valves500 Motor Operated Valves200 Safety/Relief Valves300 Refurbishment Program Im plementation OverviewTI-216WBN 2Construction Project Refurbishment ProgramWBN2Passive Component Evaluation/RefurbishmentProcess that provides criteria for evaluating passive components to determine if further refurbishment is required.WBN2Testing ProgramsTesting Programs to ensure SSCs meet ori ginal licensin g , WBN2Passive Component Evaluation/RefurbishmentProcedure/Work OrderWork document that provides direction for evaluation and refurbishment, if required of specific passive component/
commodity type.
11Program ensures WBN2 Plant Equipment meets original:-Licensing Basis-Design Basis-Equipment Vendor SpecificationsN1302WBN2Component RefurbishmentEvaluationComponent Refurbishment process evaluates each component to assess -Replacement-Vendor Refurbishment-Refurbishment-No Action RequiredWBN2Active Component RefurbishmentProcedure/Work OrderWork document that provides direction for refurbishment of specific component or active component type.May include evaluation of passive components during active component work.
gg ,design and equipment vendor specifications at turnover. Testing includes:-System Flushing-Construction Testing-Cold Hydrostatic Tests-Hot Functional Tests
-RG 1.68 Testing Refurbishment Program ImplementationObtain Unit Two Master Equipment List (MEL) sorted by function with subsets of quality code, Safety Related (SR), Quality Related (QR), Non-Quality Related (NQR), and No Classification (NC)Evaluate each component using CCPP 25402-000-GPP-0000-TI216 as a guide and enter RC for refurbishment to be performedMissingAging AffectedTotal Yes Yes NO NO NO 12Total Replacement RequiredVendor To RefurbishPart Replacement RequiredObsoleteOther Refurbishment RequiredReplace with Like for LikeRC=AEDCR RequiredRC=HComplete and Obtain Approvals for Attachment BUpdate DatabaseVendor RefurbishmentOn site    RC=JOff site    RC=IReplace Required PartsRC=BInspection  RC=DLubrication RC=ETesting      RC=F Cleaning    RC=GFunctionally TestedRC=CProvide Justification Yes Yes YesYes Yes NO NO NO NO Refurbishment Program Implementation*Implementing Work Instructions/Procedures-Provide Guidance on Refurbishment to be Performed
-Provide Guidance for Refurbishment/Evaluation Requirements to be MetVendor ManualsDesignSpecifications 13Design SpecificationsPiping StandardsOperating Experience Refurbishment Program ImplementationSample Work Order 14 14 Refurbishment Program ImplementationSample Visual IlIi 15 15 Interna l I nspect i on Data Sheet Refurbishment Program Implementation 16 16 Refurbishment Program Implementation12" Swing Check Valve 17 17The refurbishment activity has identified surface indications (right) which could affect the pressure boundary in the bonnet gasket area which will likely require a Code repair.
Refurbishment Program Implementation 18 18 Example Check Valve Data Sheet Refurbishment Program ImplementationThis valve is a 1 1/2", Hammel-Dahl, Globe valve with an A-40 Pneumatic Diaphragm type actuator.
The items subject to refurbishment are the dihd 19 19 actuator di ap hragm an d valve packing Refurbishment Program Implementation 20 20 Refurbishment Program ImplementationExample Air OperatedValve 21 21 Operated Valve Refurbishment


Sheet Refurbishment Program Implementation 22 22 Refurbishment Program Implementation Exam p le 23 23 pValve Packing Data Sheet Refurbishment Program Im plementation OverviewTI-216WBN 2Construction Project Refurbishment ProgramWBN2Passive Component Evaluation/RefurbishmentProcess that provides criteria for evaluating passive components to determine if further refurbishment is required.WBN2Testing ProgramsTesting Programs to ensure SSCs meet ori ginal licensin g , WBN2Passive Component Evaluation/RefurbishmentProcedure/Work OrderWork document that provides direction for evaluation and refurbishment, if required of specific passive component/
Conclusion In Summary TVA :
commodity type.
* Established the Existing Condition of WBN Unit 2
24Program ensures WBN2 Plant Equipment meets original:-Licensing Basis-Design Basis-Equipment Vendor SpecificationsN1302WBN2Component RefurbishmentEvaluationComponent Refurbishment process evaluates each component to assess -Replacement-Vendor Refurbishment-Refurbishment-No Action RequiredWBN2Active Component RefurbishmentProcedure/Work OrderWork document that provides direction for refurbishment of specific component or active component type.May include evaluation of passive components during active component work.
* Developed and Implemented Programs to
gg ,design and equipment vendor specifications at turnover. Testing includes:-System Flushing-Construction Testing-Cold Hydrostatic Tests-Hot Functional Tests
* Install New Equipment Where Necessary
-RG 1.68 Testing WBN Unit 2 Testing ProgramsSystem Flushing Testing
* Refurbish Existing Equipment
*Construction tests
* Improve Material Condition and Equipment Performance Where Appropriate
*Cold Hydrostatic test
* Will Perform Testing to Ensure Systems and Components will Meet Original Design, Licensing and Vendor Specifications 26}}
*Hot Functional 25 25*RG 1.68 tests ConclusionIn Summary TVA :*Established the Existing Condition of WBN Unit 2
*Developed and Implemented Programs to*Install New Equipment Where Necessary
*RefurbishExistingEquipment 26*Refurbish Existing Equipment*Improve Material Condition and Equipment Performance Where Appropriate*Will Perform Testing to Ensure Systems and Components will Meet Original Design, Licensing and Vendor Specifications}}

Latest revision as of 00:40, 7 December 2019

Meeting Slides, Tennessee Valley Authority Watts Bar Nuclear Plant Unit 2 Refurbishment Program
ML092310466
Person / Time
Site: Watts Bar Tennessee Valley Authority icon.png
Issue date: 08/06/2009
From:
Tennessee Valley Authority
To:
Office of Nuclear Reactor Regulation
References
Download: ML092310466 (26)
v • d • e


Text

TENNESSEE VALLEY AUTHORITY WATTS BAR NUCLEAR PLANT UNIT 2 1

Refurbishment Program August 6, 2009

Agenda

  • Introductions
  • WBN Unit 2 Material Condition
  • WBN Unit 2 Refurbishment Program
  • WBN Unit 2 Refurbishment Program Implementation
  • WBN U Unit it 2 T Testing ti P Programs
  • Conclusion 2

WBN Unit 2 Material Condition Evaluation of Material Condition

  • Performed Plant Walkdowns
  • Identify Missing/Removed Components
  • Baseline to Determine Current Configuration of Installed Equipment
  • Electrical
  • Mechanical
  • Civil
  • Results Addressed by Engineering Modifications and Refurbishment Program 3

WBN Unit 2 Material Condition As-found condition of internal piping shown below.

Containment Spray Piping - 676 Pipe Chase 4

WBN Unit 2 Material Condition Centrifugal Charging Pump 2B-B Pump recently removed for refurbishment. Internal suction piping shown above and discharge at left.

5

WBN Unit 2 Material Condition Centrifugal Charging Pump 2A-A Pump is currently being removed for refurbishment.

Internal pump casing shown at left and suction piping at right.

6

WBN Unit 2 Material Condition Ventilation Damper Damper sent off-site to vendor facility for inspection, evaluation and recommended refurbishment and testing requirements.

7

WBN Unit 2 Refurbishment Program Overview WBN2 WBN2 Passive Component Passive Component Evaluation/Refurbishment Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive direction for evaluation and components to determine if refurbishment, if required of further refurbishment is specific passive component/

required. commodity type.

TI-216 WBN2 WBN 2 Testing Programs Construction Project Refurbishment Program Testing Programs to ensure g

SSCs meet original licensing, g,

design and equipment vendor Program ensures WBN2 Plant specifications at turnover.

Equipment meets original: Testing includes:

- Licensing Basis - System Flushing

- Design Basis - Construction Testing

- Equipment Vendor - Cold Hydrostatic Tests Specifications - Hot Functional Tests N1302 WBN2 - RG 1.68 Testing WBN2 Active Component Component Refurbishment Refurbishment Evaluation Procedure/Work Order Component Refurbishment Work document that provides process evaluates each direction for refurbishment of component to assess specific component or active component type.

- Replacement

- Vendor Refurbishment May include evaluation of

- Refurbishment passive components during

- No Action Required active component work.

8

WBN Unit 2 Refurbishment Program Refurbishment Program Equipment Scope

  • Safety Related / Non-Quality Related
  • Active / Passive Refurbishment Program Process Steps
  • Identification
  • Classification
  • Inspection/Evaluation
  • Refurbishment/Replacement
  • Component/System Testing Required Outcome
  • Plant meets original licensing, design and equipment vendor specifications 9

WBN Unit 2 Material Condition Refurbishment/Replacement Commodity Estimates COMMODITY TOTAL PROJECT (estimate)

Pumps 80 Motors 90 Breakers 600 Manual Valves 4000 Air Operated Valves 500 Motor Operated Valves 200 Safety/Relief Valves 300 10

Refurbishment Program Implementation Overview WBN2 WBN2 Passive Component Passive Component Evaluation/Refurbishment Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive direction for evaluation and components to determine if refurbishment, if required of further refurbishment is specific passive component/

required. commodity type.

TI-216 WBN2 WBN 2 Testing Programs Construction Project Refurbishment Program Testing Programs to ensure g

SSCs meet original licensing, g,

design and equipment vendor Program ensures WBN2 Plant specifications at turnover.

Equipment meets original: Testing includes:

- Licensing Basis - System Flushing

- Design Basis - Construction Testing

- Equipment Vendor - Cold Hydrostatic Tests Specifications - Hot Functional Tests N1302 WBN2 - RG 1.68 Testing WBN2 Active Component Component Refurbishment Refurbishment Evaluation Procedure/Work Order Component Refurbishment Work document that provides process evaluates each direction for refurbishment of component to assess specific component or active component type.

- Replacement

- Vendor Refurbishment May include evaluation of

- Refurbishment passive components during

- No Action Required active component work.

11

Refurbishment Program Implementation Obtain Unit Two Master Equipment List (MEL) sorted by function with subsets of quality code, Safety Related (SR), Quality Related (QR),

Non-Quality Related (NQR), and No Classification (NC)

Evaluate each component using CCPP 25402-000-GPP-0000-TI216 as a Missing guide and enter RC for refurbishment to be performed NO Yes NO Aging Affected Yes Total NO Replacement Required Yes Vendor To Obsolete Refurbish NO Yes Vendor Refurbishment Replace with Like Provide EDCR Required for Like Justification On site RC=J Yes Part NO RC=H Off site RC=I Replacement RC=A Required Replace Required Other NO Parts Refurbishment RC=B Required Complete and Obtain Approvals Yes for Attachment B Inspection RC=D Lubrication RC=E Testing RC=F Cleaning RC=G Functionally Update Database Tested RC=C 12

Refurbishment Program Implementation

  • Implementing Work Instructions/Procedures

- Provide Guidance on Refurbishment to be Performed

- Provide Guidance for Refurbishment/Evaluation Requirements to be Met Vendor Manuals Design Specifications Piping Standards Operating Experience 13

Refurbishment Program Implementation Sample Work Order 14

Refurbishment Program Implementation Sample Visual I

Internal l Inspection I i Data Sheet 15

Refurbishment Program Implementation 16

Refurbishment Program Implementation 12 Swing Check Valve The refurbishment activity has identified surface indications (right) which could affect the pressure boundary in the bonnet gasket area which will likely require a Code repair.

17

Refurbishment Program Implementation Example Check Valve Data Sheet 18

Refurbishment Program Implementation This valve is a 1 1/2, Hammel-Dahl, Globe valve with an A-40 Pneumatic Diaphragm type actuator.

The items subject to refurbishment are the actuator diaphragm di h and d

valve packing 19

Refurbishment Program Implementation 20

Refurbishment Program Implementation Example Air Operated Valve Refurbishment Sheet 21

Refurbishment Program Implementation 22

Refurbishment Program Implementation Example p

Valve Packing Data Sheet 23

Refurbishment Program Implementation Overview WBN2 WBN2 Passive Component Passive Component Evaluation/Refurbishment Evaluation/Refurbishment Procedure/Work Order Process that provides criteria Work document that provides for evaluating passive direction for evaluation and components to determine if refurbishment, if required of further refurbishment is specific passive component/

required. commodity type.

TI-216 WBN2 WBN 2 Testing Programs Construction Project Refurbishment Program Testing Programs to ensure g

SSCs meet original licensing, g,

design and equipment vendor Program ensures WBN2 Plant specifications at turnover.

Equipment meets original: Testing includes:

- Licensing Basis - System Flushing

- Design Basis - Construction Testing

- Equipment Vendor - Cold Hydrostatic Tests Specifications - Hot Functional Tests N1302 WBN2 - RG 1.68 Testing WBN2 Active Component Component Refurbishment Refurbishment Evaluation Procedure/Work Order Component Refurbishment Work document that provides process evaluates each direction for refurbishment of component to assess specific component or active component type.

- Replacement

- Vendor Refurbishment May include evaluation of

- Refurbishment passive components during

- No Action Required active component work.

24

WBN Unit 2 Testing Programs System Flushing Testing

  • Construction tests
  • Hot Functional

Conclusion In Summary TVA :

  • Established the Existing Condition of WBN Unit 2
  • Developed and Implemented Programs to
  • Install New Equipment Where Necessary
  • Refurbish Existing Equipment
  • Improve Material Condition and Equipment Performance Where Appropriate
  • Will Perform Testing to Ensure Systems and Components will Meet Original Design, Licensing and Vendor Specifications 26
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