Interlock Defeat / Device Disable
Management System v1.5 (Driver)

Accelerator Complex:



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Implementation Removal

Device Disable


RF

RF Booster
Implementation: Number:
2023-06-15 10:30:00 2023-323

Eric Chapman


Active
Est. Duration:
52 weeks

RF booster transmission line disconnected at feed-through to tank as part of temporary RFB coupler repair. Water lines for coupling loop disconnected and open to air.

RFB transmission line and RF shielding re-installed. RFB coupling loop water lines reconnected.

1

DCR, Lower vault coupling loop Supply/Return water valves, RFB coupling

RF room RFB HVPS 480V supply power locked out at main breaker, OPS lock #121. RF booster coupling loop supply and return water lines closed in lower vault.

RF booster off, HVPS grounded.

OPS lock 121


C2023-06-14-3



Eric Chapman: 2024-04-23 07:50:41.773142
Water leak on 2024-04-23 from RFB coupling loop. Valves found open but disable still active. To isolate leak, RFB coupling loop supply and return both closed again. Disable remains active.
David Bandiera: 2024-04-23 18:43:16.546843
2 Disable tags removed from RFB Coupling Loop supply & return water lines in lower vault at pillar 5. Water leak noted by EC earlier today has been repaired with the supply and return lines opened by RF Group. Repairs to Tx line still ongoing. Disable remains active and valid.