ITS Service Status Report

Scheduled Maintenance — Resolved

Data Center Services, MACC

Start Time: 08/19/2017 8:00 am

Maintenance Completed: 08/19/2017 1:19 pm

None

Issue Symptoms: None

Technical Details

Service Type: Production

Comments:

Update:1:30pm. Preventative Maintenance has concluded for today. All systems passed inspection. All systems are in normal operations.

Update:10:30am. Maintenance is progressing. High Voltage PM is completed. Load tranfer testing to generator has completed and all transfers completed sucessfully without incident and as planned. Eaton is progressing with the UPS PM's and are on schedule.

Michigan Academic Computing Center (MACC) 3rd Quarter

Preventative Maintenance (PM) Schedule, August 19, 2017, 8:00am to Finish

1.) GSI Process 3rd quarter PM per written contract. Saturday, August 19, 8:00am to Completion. Estimated time to completion is 4 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 generators load transfer functions.
f. Exercise and test PDU transfer functions.
g. Examine property line switchgear.
h. Inspect all cable terminations and ground connections.
i. Provide report documenting preventive maintenance work and resultant findings.

2.) Cummins Bridgeway: 3rd quarter Generator Inspection and Preventative Maintenance (PM); 3 Generator PM. Saturday, August 19, 8:00am to Completion. 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 transferring.

Completion of 3rd Quarter MACC PM. Next scheduled PM is December 16/17, 2017.

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