IR 05000483/1987014

Insp Rept 50-483/87-14 on 870421-23.No Violations or Deviations Noted.Major Areas Inspected:Electrical & Instrumentation Corrective & Preventative Maint Activities & Training

ML20215J971
Person / Time
Site:	Callaway
Issue date:	05/01/1987
From:	Calhoun D, Falevits Z, Gardner R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:
Shared Package
ML20215J969	List: IR 05000483/1987014 ML20215J966
References
50-483-87-14, NUDOCS 8705080353
Download: ML20215J971 (5)

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U.S. NUCLEAR REGULATORY COMMISSION

REGION III

Report No. 50-483/87014(DRS)

Docket No.'50-483 License No. NPF-30-Licensee: The Union Electric Company Post Office Box 149 St. Louis, M0 63166 Facility Name: Callaway,-Unit 1 Inspection At: Callaway Site, Callaway County, Missouri Inspection Co c ,A ril 21 through April 23, 1987-Inspectors: Z. Falevi s 5/i/77

3), R OJL 'L D. R. Calhoun 5'/i/Fl

g. Approved By: R. N. Gardner, Chiaf 5/lf67 Plant Systems Section Date Inspection Summary Inspection on April 21 through April 23, 1987 (Report No. 50-483/87014(DRS))

Areas Inspected: Routine, unannounced safety inspection of electrical and instrumentation corrective and preventative maintenance activities; and trainin (62704,62705,41400)

Results: Of the two areas inspected, no violations or deviations were identifie .

87050PO353 870501 PDR eDOCK 05000483 G PDR

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DETAILS 1. Persons Contacted Union Electric Company

• G. L. Randolph, General Manager, UEN0

• J. D. Blosser, Manager, UEN0 J. C. Gearhart, Superintendent, Operations Support, UEQA J. Laux, Superintendent, Technical Support, UEQA

• D. E. Young, Superintendent, Maintenance, UEN0

• G. J. Czeschin, Superintendent, Planning & Scheduling, UEP&S

• J. A. Tunink, Senior Supervisor, Planning & Scheduling, UEF&S

• A. M. Coria, Supervisor, I&C, UENO

• J. F. Hogg, Supervisor, Quality Assurance, UEQA

• H. D. Bono, Engineer, Quality Assurance, UEQA

• J. Cassmeyer, Assistant Engineer, Quality Assurance, UEQA S. Schoolcraft, Engineer, Quality Assurance D. Kraftor, Electrical Coordinator NRC

• B. H. Little, Senior Resident Inspector

• C. H. Brown, Resident Inspector

• Denotes those attending the exit meeting held April 23, 198 Additional plant technical and administrative personnel were contacted by the inspectors during the course of the inspectio . Review of Electrical and Instrumentation Corrective and Preventative Maintenance Activities The purpose of this maintenance outage inspection was to ascertain whether corrective and preventative maintenance activities relative to electrical and instrumentation components and systems were conducted in accordance with licensee. approved procedures, instructions, and latest drawings; that activities were performed by preplanned schedules and as required to maintain the unit in safe operating condition; that the procedures, instructions, and drawings used met the requirements of technical specifications, regulatory guides, and industry codes and standards committed to by the license The inspectors observed selected maintenance activities in progress as follows: Replacement of Electrical Conductors in HVAC Panel SGK05A The inspectors reviewed Callaway Maintenance Package (CMP) N , Revision C, dated October 10, 1986, pertaining to HVAC Class IE Electrical Equipment Room Chiller Unit SGK05A. This CMP was

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._ issued to replace vendor wires which were found discolored and to :

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, add a new circuit' breaker.--l Prior to issuing this CMP, the licensee

performed calculations, in accordance with National Electrical Code

' NEC Article 430, to detennine the acceptable vendor wire size for settings were recalculated UnitSGK05A..Inaddition,breake'rtrip(WR).No.34133, and reset._ Corresponding Work Reques dated September 21.-1984, pertained to breaker installation and wiring upgrading,'and included all essential signatures, tools and materials to be used, and a step by step description of work to be perfonned.-

The inspectors determined that the licensee's applicable procedures

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-and drawings ~used to accomplish work associated with WR No. 34133 were adequate.. However, the inspectors expressed concerns regarding the following:

(1) Brandy Crimping Tool No. WCT-3010-MT, used by the craftsman during this activity, did:not contain a calibration sticker. The craftsman stated that prior to checking out the crimping tool from the i supply room he had used a "Go-No-Go" tool to. verify the adequacy of. the crimping tool; however, no written requirements were available for review to indicate that this activity was being accomplishe The-licensee apparently relies on " skill of craft" when performing-this activit (2) During termination activities the inspectors noted that the use of washers underneath the terminated lugs'was inconsisten A procedure for this activity was unavailable for review during the inspectio The inspectors informed the licensee of the concerns noted in Paragraphs (1) and (2) above. The licensee indicated that a review would be conducted to address the inspectors concerns.

! No violations or deviations were identified, Observation of Operational Surveillance Test i. . The inspectors observed the conduct of a monthly analog channel operational test performed on the Process Radiation Detection System as required to satisfy Technical Specifications. Surveillance Task Sheet No.;S413603, dated' April 15, 1987, contained (1)theappropriate approval signature obtained from operations prior to conducting the test to authorize removing the channel from service, (2) provisions for vendor manual to be used, (3) designated steps and appropriate acceptance criteria, and signoffs (included in attached Surveillance Procedure No. ISF-GG-00R28, Revision 5), (4) provisions for assuring that the applicable Technical Specificaticns and plant operation modes were noted, and (5) provisions for calibrated tools and equipment use The inspectors reviewed Surveillance Procedure No. ISF-GG-00R28, dated April 3, 1987. The procedure contained acceptance criteria, precautions and limitations, applicable loop instrument numbers, initial conditions, special test equipment, a step by step test sequence, restoration to reflect plant conditions, and

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r operational personnel notification. The procedure appeared tn

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adequately address the applicable test requirements. The inspectors noted that personnel performing this-surveillance were qualified :

based on the. inspectors' observations and the inspectors' questioning

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.of cognizant licensee personnel. The inspectors identified no discrepancies in this are Review of Procedures, Work Requests, Audits and Surveillances During_this inspection, the inspectors _ reviewed the following documents related to electrical and instrumentation corrective and preventative maintenance:

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Maintenance Installation Procedure MTT-ZZ-1004, Revision 1

" Termination Procedure for Cables 600V or less."

Maintenance Electrical Procedure MTE-ZZ-QA001, Revision 5,

" Motor Operated Valve Testing Using M0 VATS."

Administrative Procedure APA-ZZ-0030, Revision 6, " Preventive

' Maintenance Program."

I&C Surveillance Procedures ISF-EF-00P44, Revision 4 and ISF-BB-0P457, Revision *

Work Request No. WO67324, dated April 3, 1987 - D.G. A Control Tank' Level Indicato *

PM Task Sheet No. P0041097, dated September 16, 1986 -' Inspection, Service, and Maintenance to MOV Limitorqu Surveillance Reports No. SP87-035, 042, 026, 030, 036, and 037, dated April 198 *

QA Audit Report No. G170.10-8610P, dated November 6, 198 The inspectors' review of the above documents and the inspectors'

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direct field observations indicated that station maintenance activities of safety related systems and components were apparently conducted in accordance with approved procedures, regulatory guides, and industry standards and in conformance with Technical Specifications. The

- following items were considered during this review: that limiting

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conditions for operation were met while components or systems were removed from service; that approvals were obtained prior to initiating the work activity; that activities were accomplished using approved

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procedures, and were inspected as applicable; that quality control

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records were maintained; that activities were accomplished by

qualified personnel; that parts and materials used were properly p

certified and environmentally cualified when applicable.

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O (1) During this review, the inspectors noted that PM Task Sheet No. P0041097 was assigned a due date of November 21, 1986 to accomplish the maintenance activities with the late due date designated as April 7,1987. As of April 21, 1987, this maintenance activity was not accomplished. This activity was to inspect, service, and perform maintenance on safety related M0V-BN-LCV-0112D-0. The inspectors also reviewed this item with the resident inspecto (2) Review of WR-WO67324, dated April 3, 1987, indicated that Procedures Nos. ITG-ZZQPS01 and ITZ-ZZ-GT01, denoted on an enclosed test report sheet, were not included in the field completed work request package as require (3) Callaway 0QCM Section II, Revision 3, Paragraph 3.1.9.1 stated that Q.C. shall be notified prior to lifting three or more leads at a time in one immediate location. The inspectors questioned this practice and raised the concern that Q.C. is not notified prior to lifting one or two conductors at one location. The inspector informed the licensee that regardless of the number of conductors lifted during a field activity, involvement should be considered to assure that determination and retermination activities of electrical conductors on safety related system are properly conducte At the conclusion of the inspection, the licensee stated that the inspectors concerns noted in (1), (2), and (3) above would be reviewed and addresse As part of this review the inspectors observed a M0 VATS test being performed on valve AL HV-35 as required by WR-A493196 In addition, the inspectors examined the licensee's new ADABASE computerized system which included scheduling and planning of maintenance work request No violations or deviations were identifie . Training The effectiveness of the licensee's training program was reviewed by the inspectors during the witnessing of the licensee's performance of routine surveillance and maintenance activities. Personnel appeared to be knowledgeable of the task being performe No violations or deviations were identifie . Exit Interview The Region III inspector met with licensee representatives (denoted under Paragraph 1) at the conclusion of the inspection on April 23, 1987. The inspector sunnarized the purpose and findings of the inspection. The licensee acknowledged this information. The inspector also discussed the likely informational content of the inspection report with regard to documents or processes reviewed by the inspector during the inspectio The licensee did not identify any such documents / processes as proprietar