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ANO-1 Seal Failure Chapter 17.0 B&W Cross Training Course 1

B&W Cross-Training Course R-326C

OBJECTIVES

1. Describe how control room instrumentation can be used to determine RCP seal failures.

2. Explain the different methods that can be d t i iti t Hi h P I j ti 2

used to initiate High Pressure Injection.

3. Explain why isolation of the Core Flood Tanks is necessary during plant cooldown.

Observation and trend of seal flows and pressures can be used to determine seal failures.

Manually placing HPI in service => Individual Components Components.

Manual Actuation of ESFAS

CFTs should be isolated during plant cooldown to ensure an inadvertent injection from the CFTs.

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Appendix - Sequence of Events 4

Appendix - Sequence of Events 5

ML11221A321