ML20065U401

Proposed Tech Spec Page 4.13-2 Re 24-month Cycle Surveillance for Calibr of high-range Radioactive Noble Gas Effluent Monitors

ML20065U401
Person / Time
Site:	Oyster Creek
Issue date:	12/21/1990
From:	GENERAL PUBLIC UTILITIES CORP.
To:
Shared Package
ML20065U397	List: ML20065U395 ML20065U401
References
NUDOCS 9101020294
Download: ML20065U401 (3)

Text

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1 ATTACHMENT

'i The following attached Technical Specification pages should be substituted for the corresponding pages submitted via TSCR No. 185:

q Revised Page:

4.1-B i

New Pages 4.13-2 i

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r a

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l C3212041 9101Q2O294 901221 ADOCK0500g9 DR

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TABI.E 4.1. I

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(cont *d).

O<:n - Instrument Channel Check Calibrag Test Famarks (Acolles To Test and Calibration)

~4 s

M-r

e - 27. Scram Discharge Volume (Rod Block)

[

.O a) Water level N/A 1/20 Every 3 By nrying level in switch column

[

j high months

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7:

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f b) Scram Trip bypass N/A N/A Each re-f fueling l

outage i.

28. Loss of Power a) 4.16 KV Daily 1/24 mos.

1/20.

Emergency Bus

[

Undervoltage j

(Loss of voltage)

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I 7

b) 4.16 KV Emergency Bus Daily 1/24 mos.

1/mo.

'm Undervoltage (Degraded Voltage) i 1

29. Drywell High N/A Each re-Each re-Radiation fueling fueling outage outage 1

o Calibrate prior to startup and normal shutdown and thereafter check 1/s and test 1/wk until no longer required.

Lecend:

N/A = Not Applicable; 1/s = Once per shift; 1/d = Once per day; 1/3d = Once per three days; 1/wk = Once per week 1/3 mo = Once every 3 months; 1/18 mos. = Once every 18 months, 1/24 = Once per 24 months; l

g 1/20 = Once per 20 months e=

g The following notes.are only for Item 15 of Table 4.1.1:

i g A channel may be taken out of service for the purpose of a check, calibration, test or maintenance without declaring the channel to be inoperable.

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o c.

The channel functional test shall also demonstrate that control room alarm annunciation occurs if any of the following conditions exists:

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1)' Instru:nent indicates measured levels above the alars; setpoint.

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2). Instrument indicates a downscale failure.

3) Instrument controls not set in operate mode.

4) Instrument electrical power loss.

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TABLE 4.13-1 j

hC.CIDDit MONITOM]40 INSTR;tMENTATION SURVIILLhNCE. REQUIREMENTS 4

l CHANNEL CilANNEL l

INSTRUMENT CHECK CALI B RATION 1.

Primary and Safety Valve Position A

B Indicator (Primary Detector *)

1 j

Relief and Safety Valve Position A

B j

Indicator (Backup Indications **)

Relief Valve Post.

. Indicator C

B (Common lleader Temperature Element **)

2.

Wide Range Drywell Pressure Monitor A

D (PT/PR 53 & 54) 3.

Wide hange Torus Water Level Monitor A

D (LT/LR 37 & 30)

I 4.

Drywell 11 Honitor A

E 2

i 5.

Containment liigh Range Radiation Monitor A F***

6.

liigh Range Radioactive Noble Gas Effluent Monitor

a. Main Stack A

0

b. Turbine Building Vent A

C Legend f

A = at least once por 31 days; D = at least once per 10 months (550 days)

C = at least once per 15 days until channel calibration is performed and thence at least once per 31 days D = at least once per 6 months E = at least once per 12 months F = each refueling outage O = once per 20 months l

1 = Span and Zero using calibration gases l

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• Acoustic Honitor l

,** Thermocouple

• • • Channel calibration shall consist of electronic signal subutitution of the channel, not including the detector, for all-decades above 10R/hr and a one point calibration check of the detector at or below 10R/hr by means of a calibrated portable radiation source traceable to NDS.

OYSTER CREEK 4.13-2 Amendment No.: 54,88,94,116,137 l

C3212041

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