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| {{Adams
| | #REDIRECT [[05000267/LER-1981-006-03, During Annual Testing & Calibr,Six of 12 Helium Circulator Seal Malfunction Pressure Differential Switch Units Tripped Outside Limits.Caused by Dirt Accumulation in Electrical Switches.Switches Replaced]] |
| | number = ML20003B115
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| | issue date = 02/03/1981
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| | title = /03L-0:on 810107,during Annual Testing & Calibr, Six Helium Circulator Seal Malfunction Pressure Differential Switch Units Discovered to Have Trip Points Set Outside Tech Spec Limits.Cause Unstated.Switches Readjusted
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| | author name = Gahm J
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| | author affiliation = PUBLIC SERVICE CO. OF COLORADO
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| | addressee name =
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| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
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| | docket = 05000267
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| | license number =
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| | contact person =
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| | document report number = LER-81-006-03L, LER-81-6-3L, NUDOCS 8102100369
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| | package number = ML20003B109
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| | document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
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| | page count = 1
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| }}
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| {{LER
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| | Title = /03L-0:on 810107,during Annual Testing & Calibr, Six Helium Circulator Seal Malfunction Pressure Differential Switch Units Discovered to Have Trip Points Set Outside Tech Spec Limits.Cause Unstated.Switches Readjusted
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| | Plant =
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| | Reporting criterion =
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| | Power level =
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| | Mode =
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| | Docket = 05000267
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| | LER year = 1981
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| | LER number = 6
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| | LER revision = 3
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| | Event date =
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| | Report date =
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| | ENS =
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| | abstract =
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| }}
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| =text=
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| {{#Wiki_filter:..
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| .N Rc F O AM 366 U. S. NUCLEAR REGULATORY COMMISSION (7 771 LICENSEE EVENT REPORT O
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| 't AE* CAT CATE 80 EVE *.T OESCRIPTICN AND PROB ABLE CCNSEQUENCES h 10121 lDuring annual testing and calibration. six of the tvelve helium circulator seal =al-l [ol3l 1 function pressure differential switch units were discovered to have a trip noint out-l l o 14 j l side the limits of LCO 4.4.1, Table 4.4-3.
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| These are recortable per Fort St. Vrain 1
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| 1o is j l Technical Specifications AC 7.5.2(b)1 and AC 7.5.2(b)2.
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| .= effect on public health l
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| l a M j l or safety. Redundant system available and oeerable. Similar reports are RO 77-47, I
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| ,,,3, [ checked on a monthly basis. Redesign of system being evaluated.
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| {{LER-Nav}}
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