ML071870478
| ML071870478 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 07/05/2007 |
| From: | Plant Licensing Branch III-2 |
| To: | |
| Sands S,NRR/DORL, 415-3154 | |
| Shared Package | |
| ml071620392 | List: |
| References | |
| TAC MD3576 | |
| Download: ML071870478 (1) | |
Text
Control Rod Scram Times 3.1.4 SURVEILLANCE REQUIREMENTS NOTE--------------------------------------
During single controlrod scram time Surveillances, the control rod drive (CRD) pumps shall be isolated from the associated scram accumulator.
U SURVEILLANCE FREQUENCY
+
SR 3.1.4.1 Verify each control rod scram time is within the limits of Table 3.1.4-1 with reactor steam dome pressure Ž 950 psig.
Prior to exceeding 40% RTP after fuel movement within the reactor pressure vessel AND Prior to exceeding 40% RTP after each reactor shutdown
Ž 120 days SR 3.1.4.2 Verify, for a representative sample, each 200 days tested control rod scram time is within the cumulative limits of Table 3.1.4-1 with reactor steam operation in dome pressure Ž 950 psig.
MODE 1 SR 3.1.4.3 Verify each affected control rod scram time Prior to is within the limits of Table 3.1.4-1 with declaring any reactor steam dome pressure.
control rod OPERABLE after work on control rod or CRD System that could affect scram time I
(continued)
CLINTON 3.1-12 Amendment No. 177