The reactor is at 70% power with a control rod sequence exchange in progress. Given the following conditions:
• APRMs 1 and 6 are bypassed.
• Control rod 22-19 is in a high power region of the core.
• Control rod 22-19 is being moved from 00 to 12 using single notch withdrawal.
When the OATC withdrew control rod 22-19 from position 08 to 10 the following occurred:
• Annunciator 5-A-51(RBM HI/INOP) alarmed.
• Annunciator 5-A-3(ROD WITHDRAW BLOCK) alarmed.
• RBM 7 indicated 116% and RBM 8 indicated 114%.
Based on these indications, what action(s) will be needed in order to continue the sequence exchange(Assume the Nuclear Engineer concurs to continue the sequence exchange)?
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