ML20132D414
| ML20132D414 | |
| Person / Time | |
|---|---|
| Site: | Shoreham File:Long Island Lighting Company icon.png |
| Issue date: | 09/25/1985 |
| From: | Engbrecht A ROCHESTER INSTRUMENT SYSTEMS, INC. |
| To: | Taylor J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| References | |
| REF-PT21-85, REF-PT21-85-428-000 85-001, 85-1, PT21-85-428, PT21-85-428-000, NUDOCS 8509300166 | |
| Download: ML20132D414 (4) | |
Text
'
i September 25, 1985 r
Mr. James Taylor Nuclear Regulatory Commission Director of Inspection and Enforcement EW/357 Washington, DC 20555
Subject:
10CRF-21 Notification.on Rochester Instrument Systems - PR-2035 QA ID No.85-001 Centlemen:
Attached please find a report of defective Rochester Instrument Systems' PR-2035 in accordance with 10CFR-21 procedure.
Following our complete investigation we expect the final report to be issued by October 11, 1985.
Sincerely, ROCHESTER INSTRUMENT SYSTEMS, INC.
-1'e kV~
O.u) w A. Wayne Engbrecht Manager of Quality Assurance AWE /kak Attachment cc:
Mr. K. R. Naidu Nuclear Regulatory Commission EW/357 Washington, DC 20555 Mr. J. Carney Stone & Webster Corp.
P.O. Box 2325 Boston, MA 02107 8509300166 850925 PDR ADOCK 05000322 g
/IT
))] 255 North Union Street, Rochester. New Wrk 14605 U.S.A.
lf EnWend:
ROCHESTER INSTRUMENT SYSTEMS,INC.
l Mamm Road, Cre twd, s
E E E Telephone:1716 263-7700
- Cable: RISROCNY + Telex: 978457 A member of The Marmon Group of comparves -
11 j
Mr. James Taylor
(
Page 2 l
September 25, 1985 i
t' J1 cc:
Mr. K. Shott Virginia Electric Power Corp.
l P.O. Box 26666 Richmond, VA 23261 I
{
Mr. S. Rogoff - RiS
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Mr. C. Buchler - RiS Mr. D. Ilo11 ands - RiS i
Mr. D. Seward - RiS Mr. C. Tomlinson - R1S i
f Ms. D. Wood - RiS 1
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ATTACHMENT A ROCHESTER INSTRUMENT SYSTEMS, INC.
QA ID NO:
85-001 (60-0 5)
Page 1 of 2 REPORT OF DEFECTS AND NON-COMPLIANCE PER NRC 10CFR-21
'A.
Receipt of Information:
From:
Stone & Webs ter corn.
Phone No:
Unknown Address:
P.O. Box 2325 Date:
M y 6, 1985~
Boston, MA 02107 Plant:
Shoreham Nuclear Power Station Unit 1 - LILCO Reported by:
J. Carney
Title:
Project Engineer Project:
J. O. No. 11600.02 Reference No:
File Nos. 242.5, 242.41.1 Defect / Description of Problem: PR-20 35 Under Vol tage Relavs have exhibited a tendency to drift from the desinnated set point sand /or inability to maintain deadband adjustment.
(Published specifications on Deadband Adjustments =
Independent blind set from 0.5% to 10% of input range.)
Received by:
Ms. D. J. Wood - Contracts B.
Action Plan for Evaluation / Investigation: Scheduled by:
July 15, 1985 Date LILCO to return 3 PR-2035 units for RiS to conduct "As Found Condition" tests.
Units received at RIS September 3.
1985.
C.
Evaluation:
As Found tests showed minimum deadband was out of tolerance as follows: S /N 71232-2 0 1. 4VAC. S /N 71232-3 0 0. 7VAC. S /N 71232-6 0 0. 9VAC (sner. comonros to 0.6VAc).
Also rhn L.E.D.'s associated with relavs Kl Olich Trip) and K2 (Low Trip) exhibited a condition in which the L.E.D would not consistently track the relay action.
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Page 2 of 2 j
- l D.
Notification.to NRC? Yes By Date:
9/25/85 4
Problem Not Generic - No Notification Required (Comment s ) :
l 4
E.
Probable Cause:
Under investiention - to be completed by October 4, 1985.
d i
F.
Re c ommenda t ion /Corre c t ive Ac t ion :
To follow.
Exnect final report to be i
1 j
4ssiind hv Octohor 11. 19R5.
G.
Scheduled Corrective Action Completion Date:
)
H.
Approvals:
. d. b/W 9f.1dffS 9
A 6
Manager of $A Datd Product Manager Date /
~
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L V.P. Engineering Date i
e I.
Follow Up/ Verification:
(
Verified by:
[
Title Date
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Approved by:
I-Date i
l J.
Customer Notification Required: Yes No 1
Completed by:
Name Title Date Send NRC Notifications to:
Mr. James Taylor s
l Nuclear Regulatory Commission Director of Inspection 6' Enforcement 1
EW/357 '
Washington, DC 20555 cc:
K. R. Naidu IE/VPB
_