If ECW supply temperature is < 75 ˚F and temperature lowers by ≥ 4 ˚F between consecutive log readings, what must the operator do?
Start all ECW pumps
What is the limit for the OT∆T setpoint channel check?
Limit can be exceeded if due to different loop temperatures.
Following an outage, whose permission is needed to waive the initial valve lineup for a system?
Unit’s Operation Manager
One of the following conditions must exist:
Note:
Valves in MAB pit rooms not required to be checked for initial valve lineups
When is the locked component deviation log audited?
Monthly
If AFD alarm has been inoperable for > 24 hrs, how often must AFD be logged?
Every 30 mins
If multiple channels are not available for a channel check, what must be done?
Compare indicated value with data obtained from previous log
Channel check compares channel’s indication with other indications monitoring the same parameter.
When is Independent Verification NOT required?
Changing position does not render component incapable of performing it’s safety function
Who ensures appropriate entries are made in the control room logbook?
Unit Supervisor
While checking the position of a normally locked closed valve, the valve operator cannot be moved due to the locking device. What is the proper method for checking the position of this valve?
Remove the locking device
Check valve in closed direction
When are the emergency operations lockers audited?
Quarterly
Who approves the use of temporary logs?
Unit Supervisor
OR
Shift Manager
What leakage rate would force the you to declare the containment sump level / flow monitoring system inoperable?
> 4.7 gpm
When are valves in the AFWST pit required to be checked?
If security barrier is breached
How is a locked throttle valve’s position verified?
Visual Observation
Local Indicators
SM’s permission required to move locked throttle valve.
Who reviews the safety function checklist?
Unit Supervisor
On-coming RO completes the safety function checklist
How far back in the logs should the on-coming watchstanders review?
Whichever is less:
Since last watch
OR
Prior 72 hrs
What must be done if the QPTR alarm is NOT clear?
Perform 0PSP10-NI-0002 every 12 hrs
What is the limit for the channel check of the power range nuclear flux instruments?
2%
If 1 channel Inop and RTP > 75% then perform 0PSP10-IIS-0004 every 12 hrs.