LER-1979-004, /03L-0 on 790126:during Normal Operation,Process Radiation Monitors R-11 & R-12 Became Inoperable Due to Seized Sample Pump.Caused by Seizure of Conde Dry Air Pump, Model 6SFCW,for Process Radiation Monitors R-11 & R-12 |
| Event date: |
|
|---|
| Report date: |
|
|---|
| 2471979004R03 - NRC Website |
|
text
.
- 7 h LICENSEE EVENT REPORT CONTROL DLOCK: l l
l l
l l
1h (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) lo lil lN l Yl1 l PlS l 2 l@l 0 l0 0l 0 l 0 0 l0 l-l 0l 0 l@l 4 1l1lll1l@l l
l@
7 8 9 LICLNSEE CODE 14 lb LICENSE NuveER 25 20 LICENSE TYPE J0
$7 C A T 68 CON'T l011l 3$ns Lj@l 015 l0l0 l0l2 l417 l@l0 l1 2 l 6 l7 l 9 }@l Ol 2 l1 l 617 l 9 l@
i 8
60 61 DOCKET NUY8EH bd 6-)
EVENT DATE 74 7b REPOR T OATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h 1012 l l During normal operation, process radiation monitors R-ll and R-12 be-l io ;3 ; lcame inoperable due to a seized sample pump.
The humidity anci conden-l lO14]l sate flow systems, as well as the instrumentation required for a water l
o s l inv:.ntory balance, were operable.
The pump was replaced, and the moni-I lo 161 I tors were returned to service within the time limit permitted by Tech.
I lol7l Spec. 3.1.F.7.
Similar events
RO-7 6-2-6 (B), RO-7 6-2-8 (B), RO-76 l l O i a ; [ 10 (B) and RO-77-2-21(B).
l 80 7
8 9 COVP.
VA LV E SYSTEM
CAUSE
CAUSE CODE CODE SUSCODE COMPONENT CODE SUBCODE SU8 CODE lolol IM I C l@ LE_j@ l Bl@ l P U l Ml P l Xl X @ lHl@ lzl@
7 8
9 10 11 12 13 18 19 20 SEQUENTI AL OCCURRENCE REPORT REVISION LE R, RO EVENT YE AR REPORT NO.
COCE TYPE N O.
@Ngg,a; 719 l l-l 10 10 l 4 l lA 10 l3l lLl l-l lCl a
_ 21 22 2;
24 26 27 28 29 20 31 32 K
AC ON ON PL NT ET HOURS S8 iT D FO SU B.
S P LI MAP FA URER LcJ@lz l@
lzl@
tz_J@
l01010 01 l Nl@
Yl@
l Hl@
lC 5 l1 l 8l@
33 J4 35 35 31 40 41 42 43 44 47 CAUSE DESCRIPTION AND CCFiRECTIVE ACTIONS i
O lA Conde Dry Air Pump, Model 6SFCW, for orocess radiation monitors 1
ii 111 1R-ll and 2-12, was found to have seized.
The numn was replaced in I
ii i 21 Ilike 'and kind.
I l ' I 31 l l
l i l 41 1 1
7 8 9 80 ST S
- 4 POWER OTHER STATUS DIS O RY CISCOVERY DESCR TION lTTs1 l E l@ l1 l 0 l 0 l@lNA l
l B l@l Routine Surveillance l
ACTIVITY CONTENT RELEASED OF RFLEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE L'_1c.J LZ_1 @ Lz_l@lun l
lNA l
7 8 9 10 11 44 4b 8l0 PERSONNEL EXPOSURES NUMBER TYPE
DESCRIPTION
L'd 101 Ol 01@l z l@l NA l
PERSONNE L INJURIES NUYBE R
DESCRIPTION
fTT 1 01 010 l@l uA l
7 8 9 11 12 80 LOSS OF OR DAYAGE TO F ACILITY TYPE DE!:supilON 8 LZJ@l u^
l 7
8 9 _
10 80 E CRIPT'O*J @
7902270382_
U L' nne UsE ONov UFO 11LJ LNj@l NA l
lllllllll lll}
7 8 9 10 68 69 80 * ;
John M. Make eace 914 ?
|
|---|
|
|
| | | Reporting criterion |
|---|
| 05000286/LER-1979-001, Forwards LER 79-001/03L-0 | Forwards LER 79-001/03L-0 | | | 05000286/LER-1979-001-03, /03L-0 on 790211:high Dew Point & Air Leakage on Breaker 2-6 Noted.To Preclude Breaker Damage,Breaker 2-6 Was Opened.Caused by Apparent Gasket Leak in Westinghouse C-A Breaker.Feeder & Breaker Repaired | /03L-0 on 790211:high Dew Point & Air Leakage on Breaker 2-6 Noted.To Preclude Breaker Damage,Breaker 2-6 Was Opened.Caused by Apparent Gasket Leak in Westinghouse C-A Breaker.Feeder & Breaker Repaired | | | 05000286/LER-1979-002-03, /03L-0 on 790205:at 100% Power,Increase in Gaseous Activity Was Observed.Caused by Leakage of No 32 Charging Pump Plunger.Plunger & Packing for Union Pump QX-300 Quintuplex Were Replaced & Unit Returned to Svc | /03L-0 on 790205:at 100% Power,Increase in Gaseous Activity Was Observed.Caused by Leakage of No 32 Charging Pump Plunger.Plunger & Packing for Union Pump QX-300 Quintuplex Were Replaced & Unit Returned to Svc | | | 05000286/LER-1979-002, Forwards LER 79-002/03L-0 | Forwards LER 79-002/03L-0 | | | 05000247/LER-1979-003-03, /03L-0 on 790120:during Normal Operation,Signal from One of Two Low Level Alarm Devices for Refueling Water Tank Became Erratic,Making Alarm Inoperable.Caused by Freezing of Sensing Line for Level Instrument Controller | /03L-0 on 790120:during Normal Operation,Signal from One of Two Low Level Alarm Devices for Refueling Water Tank Became Erratic,Making Alarm Inoperable.Caused by Freezing of Sensing Line for Level Instrument Controller | | | 05000247/LER-1979-003, Forwards LER 79-003/03L-0 & LER 79-004/03L-0 | Forwards LER 79-003/03L-0 & LER 79-004/03L-0 | | | 05000247/LER-1979-004-03, /03L-0 on 790126:during Normal Operation,Process Radiation Monitors R-11 & R-12 Became Inoperable Due to Seized Sample Pump.Caused by Seizure of Conde Dry Air Pump, Model 6SFCW,for Process Radiation Monitors R-11 & R-12 | /03L-0 on 790126:during Normal Operation,Process Radiation Monitors R-11 & R-12 Became Inoperable Due to Seized Sample Pump.Caused by Seizure of Conde Dry Air Pump, Model 6SFCW,for Process Radiation Monitors R-11 & R-12 | | | 05000286/LER-1979-006, Has Been Voided | Has Been Voided | | | 05000286/LER-1979-008-03, /03L-0:on 790803,while Operating at 75% Power,Svc Water Pump 36 Was Smoking at Shaft Packing Gland Area.Caused by Wearing of Line Shafts & Bearings Under Normal Loads.Svc Water Pump Was Replaced | /03L-0:on 790803,while Operating at 75% Power,Svc Water Pump 36 Was Smoking at Shaft Packing Gland Area.Caused by Wearing of Line Shafts & Bearings Under Normal Loads.Svc Water Pump Was Replaced | | | 05000286/LER-1979-008, Forwards LER 79-008/03L-0 | Forwards LER 79-008/03L-0 | | | 05000286/LER-1979-009, Has Been Voided | Has Been Voided | | | 05000247/LER-1979-022-03, /03L-0:on 790913,amount of Water in Condensate Storage Tank Was 60,000 Gallons Below Tech Spec Requirement. Caused by Efforts to Reduce High Sodium Concentration in Hot Well | /03L-0:on 790913,amount of Water in Condensate Storage Tank Was 60,000 Gallons Below Tech Spec Requirement. Caused by Efforts to Reduce High Sodium Concentration in Hot Well | | | 05000247/LER-1979-022, Forwards LER 79-022/03L-0 | Forwards LER 79-022/03L-0 | |
|