ITS Service Status Report

Scheduled Maintenance — Resolved

Data Center Services, MACC

Start Time: 11/18/2017 8:00 am

Maintenance Completed: 11/18/2017 12:01 pm


Issue Symptoms: None

Technical Details

Service Type: Production

Michigan Academic Computing Center (MACC) 4th Quarter Preventative Maintenance (PM) Schedule, November 18, 2017, 8:00am 5:00pm.

1.) GSI to process 4th quarter PM per written contract. Saturday, November 18, 8:00am 1:00pm or completion. Estimated time to completion is 5 hrs.

a. Visually inspect metal enclosed switchgear UMS1 for damage, overheating, or other signs of impending failure (must be done with equipment energized).
b. Perform a full function test, including a simulated power outage event transfer.
c. Perform a point-to-point ground system check.
d. Exercise and test main utility and generator breakers and duplex switches.
e. Exercise and test PDU transfer functions.
f. Examine property line switchgear.
g. Inspect all cable terminations and ground connections.
h. Provide report documenting preventive maintenance work and resultant findings.
i. Inspect heaters in switchgear UMS1 feeding HVSWD-1 and HVSBW-2 and duplex switches 1, 2 and 3.

2.) Cummins Bridgeway: Generator Inspection & Preventative Maintenance (PM); 3 Generator's. Estimated time to completion is 2 hrs.

a. One Generator PM at a time to ensure full Generator support throughout the maintenance.
b. We are simulating a complete DTE power outage to test back systems. Cummins to monitor generators and duplex gear to ensure proper transfer.

Completion of 4th Quarter MACC PM. Next scheduled PM is February 18/19, 2018.

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