05000267/LER-1981-040-03, /03L-0:between 810604 & 09,eight Hydraulic Shock Suppressors Were Found Out of Oil.Caused by Empty Hydraulic Oil Reservoirs Due to Leaking Seals & O-rings in Snubbers. Reservoirs Cleaned.Seals & O-rings Replaced

/03L-0:between 810604 & 09,eight Hydraulic Shock Suppressors Were Found Out of Oil.Caused by Empty Hydraulic Oil Reservoirs Due to Leaking Seals & O-rings in Snubbers. Reservoirs Cleaned.Seals & O-rings Replaced

ML20009E558
Person / Time
Site:	Fort Saint Vrain
Issue date:	07/02/1981
From:	Mcbride L PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20009E550	List: 05000267/LER-1981-040, Forwards LER 81-040/03L-0.Detailed Event Analysis Encl 05000267/LER-1981-040-03, /03L-0:between 810604 & 09,eight Hydraulic Shock Suppressors Were Found Out of Oil.Caused by Empty Hydraulic Oil Reservoirs Due to Leaking Seals & O-rings in Snubbers. Reservoirs Cleaned.Seals & O-rings Replaced
References
LER-81-040-03L, LER-81-40-3L, NUDOCS 8107280301
Download: ML20009E558 (1)

LER-1981-040, /03L-0:between 810604 & 09,eight Hydraulic Shock Suppressors Were Found Out of Oil.Caused by Empty Hydraulic Oil Reservoirs Due to Leaking Seals & O-rings in Snubbers. Reservoirs Cleaned.Seals & O-rings Replaced

Event date:
Report date:
2671981040R03 - NRC Website

text

NRC FORK 4 36d U. S. NUCLEAR REOULATOOY COMMISElON (7J7)

LICENSEE EVENT REPORT CONTROL BLOCK: l l

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1 I Ih (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) i e

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7 8 9 LICENSEE CODE 14 15 uCENSE NUMBER 25 26 LICENSE TYPE Ju 57 CAT 58 CON

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8 60 61 DOCKET NUMBER 68 69 EV ENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h found to be l

gg l Between June 4 and June 9,1981, eight hydraulic shock suppressors were Io13l l out of oil and therefore inoperable.

The suppressors were last verified operable on l

ol4gl March 16, 1981, anc the plant has been operated at power since March.

This is a de-l l o I s 1 l graded mode of LCD 4.3.10 nd is reportable per FcrC St. Vrain Technical Specification l g l AC 7. 5.2 (b)2. No accompanying occurrence. No effect on public health or safety.

l l o l 7 l l Similar reports are RO's 80-04, 80-27, 80-47, 80-54, and 81-032.

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40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h i1 l o l I Eight ITI Grinnel Figure 200/201 snubbere were inocerable as a result o f emo tv hv-I i i i i I draulic oil reservoirs due to leakine seals and 0-rines.

Resgrvoirs were cleaned n mi l Iii2l l seals and 0-rings replaced. The surveillance interval.was adiusted to 31 davs.

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% POWER OTHER STATUS DISCO PY DISCOVERY DESCRIPTION N/A l

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8 9 11 12 LOSS OF OR DAMAGE TO FACILITY TYPE

DESCRIPTION

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