Scheduled Outage:
Title:	B01 N. Linac Shutdown SB-NL4
Type:	Power Network Telephone Road HVAC Water Gas Controls Other
Status:	Proposed Confirmed Cancelled Completed
Proposed by:	Howard Dunlap	E-Mail:	dunlap@jlab.org
Start Time:	07/28/2026 09:00	End Time:	07/28/2026 11:00
Description and Impacts:	The F&O Electrical group will shut down SB-NL4 to perform an inspection and troubleshoot undervoltage issues affecting equipment racks NL-23, NL-24, and NL-25. DOGLEG 5, 7, and 9, as well as zones NL22 through NL27, will be impacted. Please refer to ATLIS-120768 for the attached panel schedules and one-line diagrams detailing the affected areas. The shutdown is scheduled for Tuesday, 7/28/26. The start time is approximate and will be confirmed once the approving authority provides F&O Electrical with the go ahead. The outage is expected to last approximately two hours or less from the actual start time.

Affected Areas:
Bldg 01: North LINAC
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