View source for 05000317/LER-1983-047, Updated LER 83-047/03X-1:on 830822,control Room Air Conditioner Compressor 12 Failed to Run W/Start Signal. Caused by Compressor Trip Due to High Pressure.High Pressure Switch reset.W/840126 Ltr

{{Adams
| number = ML20086L622
| issue date = 01/26/1984
| title = Updated LER 83-047/03X-1:on 830822,control Room Air Conditioner Compressor 12 Failed to Run W/Start Signal. Caused by Compressor Trip Due to High Pressure.High Pressure Switch reset.W/840126 Ltr
| author name = Junge M, Lheureux R, Russell L
| author affiliation = BALTIMORE GAS &amp; ELECTRIC CO.
| addressee name = Murley T
| addressee affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION I)
| docket = 05000317
| license number = 
| contact person = 
| document report number = LER-83-047-03X, LER-83-47-3X, NUDOCS 8402080339
| document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| page count = 2
}}
{{LER
| Title = Updated LER 83-047/03X-1:on 830822,control Room Air Conditioner Compressor 12 Failed to Run W/Start Signal. Caused by Compressor Trip Due to High Pressure.High Pressure Switch reset.W/840126 Ltr
| Plant = 
| Reporting criterion = 
| Power level = 
| Mode = 
| Docket = 05000317
| LER year = 2083
| LER number = 47
| LER revision = 
| Event date = 
| Report date = 
| ENS = 
| abstract = 
}}

=text=
{{#Wiki_filter:-                                          .                      - -         __
UPDATE REPORT PREVIOUS REPORT DATE:                  09-22-83 APPW#V2O GV 4Mg N:M F*&te346                                                         U.S. NUCLEA2 R23WLAT353Y COMMIX 83M
       #* "                                                                        LICENSEE EVENT REPORT                                                      5' EEs ss aa 1
(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)
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EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h l 0 l2 l l             At 2155 during normal operation. 12 control room air conditioner (CRAC) l 03l                compressor would not run when it received a start signa l (T.S.3. 7.6.1 ) .                                                                           l l0l4ll                 Investigation revealed the compressor had tripped on high pressure. The                                                                               l l0l5ll                 compressor was reset and the 12 CRAC veturned to service at 2315.                                                                                     l 10l6ll                 11 CRAC remained operable throughout the event.                                                                                                       l l0l7ll                 Similar events;                          none.                                                                                                        l lois     .l                                                                                                                                                                  l
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n           u CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l1l0 ll                Maintenance personnel inspected AC unit and reset high pressure switch.                                                                               l No abnormality was observed. The unit was rest'rted and operated nor-                                                                                 l lilill l1l2ll                 mally. On 1/24/84 the high pressure switch was checked for calibration                                                                               ]
!     M!                     and found to be set at 353 041. It was adiusted to the setpoint niven                                                                                l ltl4ll                 in the TRANE Tech Manual (365 psi). No further action required.                                                                                      l
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NAME OF PREPARER                      M. A. Junge/R. W. L'Ileureux                             PHONE: (301) 269-4969/4503

                   .  ! 'o' BALTIMORE G AS AND ELECTRIC COMPANY P.O . BO X 14 7 5 B A LTIM OR E. M A R Y L A N D 2120 3 NUCLFAR POWER DEPARTMENT COLVERT CLIFFS NUCLEAR POWER PL ANT LUSBY. M ARYLAND 20657 January 26, 1984 Dr. Thomas E. Murley                                  Docket No. 50-317 Regional Administrator                                License No. DPR 53 U. S. Nuclear Regulatory Commission Region 1 631 Park Avenue King of Prussia,'PA 19406

==Dear Dr. Murley:==

Attached is LER 83 47/3X, Revision 1, as required per Technical Specification 6.9.
Should you have any questions regarding this report, we would be pleased to discuss them with you.
Very truly yours, L. B. Russel Plant Superintendent LBR:RWL:bsb cc:   Director, Office of Management Inf orraat ion and Program Control Messrs:    A. E. Lundvall, Jr.
J. A. Tiernan t
b huum uni i   is if   i
}}

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