ML070310013

Technical Specifications (Ts), Amendments 180 and 167, Extension of TS Completion Times, on a One Time Basis, Associated with the Residual Heat Removal Service Water System, Diesel Generator Cooling Water System..

ML070310013
Person / Time
Site:	LaSalle
Issue date:	01/29/2007
From:	Plant Licensing Branch III-2
To:
Sands S P,NRR/DORL, 415-3154
Shared Package
ML063520226	List: ML063520278 ML070310013
References
TAC MD2423, TAC MD2424
Download: ML070310013 (16)

Text

AC Sources-Operating

3.8.1 ACTIONS

CONDITION REQUIRED ACTION COMPLETION TIME C. --------- NOTES-------

1. Not applicable to Unit 1 during replacement of the Unit 2 Division 2 CSCS isolation valves during Unit 2 Refueling 11 while Unit 2 is in MODE 4, 5, or defueled.2. Not applicable to Unit 2 during replacement of the Unit 1 Division 2 CSCS isolation valves during Unit 1 Refueling 12 while Unit I is in MODE 4, 5, or defueled.C.1 Perform SR 3.8.1.1 for OPERABLE required offsite circuit(s).

AND C.2 Declare required feature(s), supported by the inoperable DG(s), inoperable when the redundant required feature(s) are inoperable.

Required Division 3 DG inoperable.

OR One required Division 1, 2, or 3 DG inoperable and the required opposite unit Division 2 DG inoperable.

AND C.3.1 Determine OPERABLE DG(s) are not inoperable due to common cause failure.OR C.3.2 Perform SR 3.8.1.2 for OPERABLE DG(s).AND 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND Once per 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> thereafter 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> from, discovery of Condition C concurrent with inoperability of redundant required feature(s) 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> 24 hours 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> AND 17 days from discovery of failure to meet LCO 3.8.1.a or b C.4 Restore required DG(s) to OPERABLE status.(continued)

.LaSalle I and 2 3.8.1-4 Amendment No.180 /167 AC Sources-Operating

3.8.1 ACTIONS

CONDITION REQUIRED ACTION COMPLETION TIME F. ---------NOTES--------

1. Not applicable to Unit 1 during replacement of the Unit 2 Division 2 CSCS isolation valves during Unit 2 Refueling 11 while Unit 2 is in MODE 4,5, or defueled.F.1 Restore one required DG to OPERABLE status.2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> OR 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> if Division 3 DG is inoperable

2. Not applicable to Unit 2 during replacement of the Unit I Division 2 CSCS isolation valves during Unit Refueling 12 while Unit I is in MODE 4,5, or defueled.1 Two required Division 1, 2, or 3 DGs inoperable.

OR Division 2 DG and the required opposite unit Division 2 DG inoperabl e.(continued)

LaSalle I and 2 3.8.1-6 Amendment No.I180/167 AC Sources-Operating

3.8.1 ACTIONS

CONDITION REQUIRED ACTION [ COMPLETION TIME G. --------NOTES--------

1. Only applicable to Unit 1 during replacement of the Unit 2 Division 2 CSCS isolation valves during Unit 2 Refueling 11 while Unit 2 is in MODE 4,5, or defueled.G.1 Restore required Division 2 DG to OPERABLE status.6 days 2. Only applicable to Unit 2 during replacement of the Unit 1 Division 2 CSCS isolation valves during Unit Refueling 12 while Unit 1 is in MODE 4,5, or defueled.1 Division 2 DG and the required opposite unit Division 2 DG inoperable.

H. Required Action and H.1 Be in MODE 3. 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> associated Completion Time of Condition A, AND B, C, D, E, F or G not met. H.2 Be in MODE 4. 36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> I. Three or more required 1.1 Enter LCO 3.0.3. Immediately AC sources inoperable.

LaSalle 1 and 2 3.8.1-7 Amendment Noi) 18 0 467 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS

---

NOTES----------------------------------

1. SR 3.8.1.1 through SR 3.8.1.20 are applicable only to the given unit's AC electrical power sources.2. SR 3.8.1.21 is applicable to the required opposite unit's DG.SURVEILLANCE FREQUENCY SR 3.8.1.1 Verify correct breaker alignment and 7 days indicated power availability for each required offsite circuit.SR 3.8.1.2 --------------------

NOTES-----------------

1. All DG starts may be preceded by an engine prelube period and followed by a warmup period prior to loading.2. A modified DG start involving idling and gradual acceleration to synchronous speed may be used for this SR as recommended by the manufacturer.

When modified start procedures are not used, the time, voltage, and frequency tolerances of SR 3.8.1.7 must be met.3. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG starts from standby 31 days conditions and achieves steady state voltage 4010 V and 4310 V and frequency 58.8 Hz and 61.2 Hz.(continued)

LaSalle 1 and 2 3.8.1-8 Amendment No-1180 /167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.3 --------------------

NOTES-----------------

1. DG loadings may include gradual loading as recommended by the manufacturer.

2. Momentary transients outside the load range do not invalidate this test.3. This Surveillance shall be conducted on only one DG at a time.4. This SR shall be preceded by, and immediately follow, without shutdown, a successful performance of SR 3.8.1.2 or SR 3.8.1.7.5. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG is synchronized and loaded and operates for 60 minutes at a load 2400 kW and 2600 kW.31 days SR 3.8.1.4 Verify each required day tank contains 31 days 250 gal of fuel oil for Divisions 1 and 2 and 550 gal for Division 3.SR 3.8.1.5 Check for and remove accumulated water from 31 days each required day tank.SR 3.8.1.6 Verify each required fuel oil transfer 92 days system operates to automatically transfer fuel oil from storage tanks to the day tank.(continued)

LaSalle I and 2 3.8.1-9 Amendment No.180 467 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.7 --------------------

NOTES-----------------

1. All DG starts may be preceded by an engine prelube period.2. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG starts from standby 184 days condition and achieves: a. In s 13 seconds, voltage 4010 V and frequency 58.8 Hz; and, b. Steady state voltage 4010 V and 4310 V and frequency 58.8 Hz and 61.2.Hz.SR 3.8.1.8 --------------------

NOTE------------------

This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify manual transfer of unit power supply 24 months from the normal offsite circuit to the alternate offsite circuit.(continued)

LaSalle I and 2 3.8.1-10 Amendment No. 180 1167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEI LLANCE FREQUENCY SR 3.8.1.9 -------------------

NOTES------------------

1. This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.Credit may be taken for unplanned events that satisfy this SR.2. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG rejects a load greater than or equal to its associated single largest post-accident load and following load rejection, the frequency is 66.7 Hz.24 months i SR 3.8.1.10------------------

NOTES-------------------

1. This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.Credit may be taken for unplanned events that satisfy this SR.2. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG does not trip and voltage is maintained 5000 V during and following a load rejection of a load 2600 kW.24 months (continued)

LaSalle I and 2 3.8.1-11 Amendment No.1 8 0 167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.11 --------------------

NOTES-----------------

1. All DG starts may be preceded by an engine prelube period.2. This Surveillance shall not normally be performed in MODE 1 or 2. However, portions of the Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify on an actual or simulated loss of 24 months offsite power signal: a. De-energization of emergency buses;b. Load shedding from emergency buses for Divisions I and 2 only; and c. DG auto-starts from standby condition and: 1. energizes permanently connected loads in 13 seconds, 2. energizes auto-connected shutdown loads, 3. maintains steady state voltage 4010 V and 4310 ýV, 4. maintains steady state frequency 58.8 Hz and 61.2 Hz, and 5. supplies permanently connected and auto-connected shutdown loads for 5 minutes.(continued)

LaSalle I and 2 3.8.1-12 Amendment No.1 8 0/167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.12-------------------

NOTES-----------------

1. All DG starts may be preceded by an engine prelube period.2. This Surveillance shall not normally be performed in MODE 1 or 2. However, portions of the Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify on an actual or simulated Emergency Core Cooling System (ECCS) initiation signal each required DG auto-starts from standby condition and: a. In 13 seconds after auto-start, achieves voltage 4010 V and frequency 58.8 Hz;b. Achieves steady state voltage 4010 V and 4310 V and frequency 2 58.8 Hz and 61.2 Hz; and c. Operates for 5 minutes.24 months (continued)

LaSalle 1 and 2 3.8.1-13 Amendment No.18 0 f67 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY 4 SR 3.8.1.13-------------------

NOTE------------------

This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify each required DG's automatic trips are bypassed on an actual or simulated ECCS initiation signal except: a. Engine overspeed; and b. Generator differential current.24 months (continued)

LaSalle 1.and 2 3.8.1-14 Amendment No. 180 /167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.14 --------------------

NOTES-----------------

1. Momentary transients outside the load and power factor ranges do not invalidate this test.2. This Surveillance shall not normally be performed in MODE 1 or 2 unless the other two DGs are OPERABLE.

If either of the other two DGs becomes inoperable, this Surveillance shall be suspended.

However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.3. If grid conditions do not permit, the power factor limit is not required to be met. Under this condition, the power factor shall be maintained as close to the limit as practicable.

4. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG operating within 24 months the power factor limit operates for 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />s: a. For 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> loaded 2860 kW; and b. For the remaining hours of the test loaded 2400 kW and 2600 kW.(continued)

LaSalle I and 2 3.8.1-15 Amendment No180 /167 AC Sources-Operating 3.8.1.SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.15 --------------------

NOTES-----------------

1. This Surveillance shall be performed within 5 minutes of shutting down the DG after the DG has operated 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> loaded 2400 kW and 2600 kW.Momentary transients outside of load range do not invalidate this test.2. All DG starts may be preceded by an engine prelube period.3. A single test of the common DG at the specified Frequency will satisfy the Surveillance for both units.Verify each required DG starts and 24 months achieves: a. In 13 seconds, voltage 4010 V and frequency 58.8 Hz; and b. Steady state voltage 4010 V and 4310 V and frequency 58.8 Hz and 61.2 Hz.(continued)

LaSalle 1 and 2 3.8.1-16 Amendment No. 180 / 167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.16--------------

--NOTE------------------

This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify each required DG: a. Synchronizes with offsite power source while loaded with emergency loads upon a simulated restoration of offsite power;b. Transfers loads to offsite power source; and c. Returns to ready-to-load operation.

24 months (continued)

LaSalle I and 2 3.8.1-17 Amendment No.1 8 0/167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.17 --------------------

NOTE------------------

This Surveillance shall not normally be performed in MODE 1 or 2. However, portions of the Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify, with a required DG operating in test mode and connected to its bus: a. For Division 1 and 2 DGs, an actual or simulated ECCS initiation signal overrides the test mode by returning DG to ready-to-load operation; and b. For Division 3 DG, an actual or simulated DG overcurrent trip signal automatically disconnects the offsite power source while the DG continues to supply normal loads.24 months SR 3.8.1.18---------------------

NOTE------------------

This Surveillance shall not normally be performed in MODE 1 or 2. However, this Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify interval between each sequenced load block, for Division 1 and 2 DGs only, is 90% of the design interval for each time delay relay.24 months (continued)

LaSalle 1 and 2 3.8.1-18 Amendment No.1 8 0/167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.19 --------------------

NOTES-----------------

1. All DG starts may be preceded by an engine prelube period.2. This Surveillance shall not normally be performed in MODE 1 or 2. However., portions of the Surveillance may be performed to reestablish OPERABILITY provided an assessment determines the safety of the plant is maintained or enhanced.

Credit may be taken for unplanned events that satisfy this SR.Verify, on an actual or simulated loss of 24 months offsite power signal in conjunction with an actual or simulated ECCS initiation signal: a. De-energization of emergency buses;b. Load shedding from emergency buses for Divisions 1 and 2 only; and c. DG auto-starts from standby condition and: 1. energizes permanently connected loads in 13 seconds, 2. energizes auto-connected emergency loads including through time delay relays, where applicable, 3. maintains steady state voltage 4010 V and 4310 V, 4. maintains steady state frequency 58.8 Hz and 61.2 Hz, and 5. supplies permanently connected and auto-connected emergency loads for 5 minutes.(continued)

LaSalle 1 and 2 3.8.1-19 Amendment No.180 /167 AC Sources-Operating

3.8.1 SURVEILLANCE

REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.1.20 --------------------

NOTE------------------

All DG starts may be preceded by an engine prelube period.Verify, when started simultaneously from 10 years standby condition, each required DG achieves, in 13 seconds, voltage 4010 V and frequency 58.8 Hz.SR 3.8.1.21 --------------------

NOTE------------------

When the opposite unit is in MODE 4 or 5, or moving irradiated fuel assemblies in secondary containment, the following opposite unit SRs are not required to be performed:

SR 3.8.1.3, SR 3.8.1.9 through SR 3.8.1.11, SR 3.8.1.14 through SR 3.8.1.16.For required opposite unit DG, the SRs of In accordance the opposite unit's Specification 3.8.1, with applicable except SR 3.8.1.12, SR 3.8.1.13, SRs SR 3.8.1.17, SR 3.8.1.18, SR 3.8.1.19, and SR 3.8.1.20, are applicable.

LaSalle 1 and 2 3.8.1-20 Amendment No.180 /167