MDW01 - CCS Maintenance Notification (CH2 20-Q-3 (N+1) Quarterly Cooling Tower Inspection) (PM Date 10/08/2025 - 11/09/2025)

Scheduled Maintenance Report for Cirrascale Cloud Services

Completed

The scheduled maintenance has been completed.
Posted Nov 09, 2025 - 12:00 CST

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 08, 2025 - 04:00 CDT

Scheduled

Dear Customer,
Please be advised of an upcoming scheduled planned maintenance event affecting our MDW (Chicago) Data center:

📅 Date:
October 07, 2025 – November 09, 2025
⏰ Time:
4:00 AM CST – 12:00 PM CST
📍 Location:
MDW (Chicago)

🔧 Affected Services:

CH2 20-Q-3 (N+1) Quarterly Cooling Tower Inspection

⚠️ Expected Impact:
Cooling Tower


What’s Happening?
Trained personnel with approved maintenance procedures will leverage best practices to perform this maintenance item. Back out procedures will be reviewed during pre-maintenance brief.

Quarterly inspection includes the following:

· Check water basin for leaks, corrosion, or debris.

· Clean water basin.

· Remove, clean, and re-install basin strainers.

· Check media for physical damage.

· Clean air inlet screens, fans, heat transfer media sections.

· Check fan for physical damage.

· Rotate fans by hand to ensure proper rotation.

· Check fan bearing assembly for proper operation.

· Check fan for excessive vibration.

· Check fan belt tension.

· Lubricate fan shaft and motor bearings.

· Check and record fan motor amp draw and resistance to ground.

· Check fan and motor assembly for corrosion.

· Check coils for leaks and scale build-up (if applicable).

· Verify proper operation of make-up water system to include float or other means of basin level sensing.

· Clean nozzles and orifices.

· Verify proper operation of unit.

· Perform BAS equipment alarms audit and compare to standard alarms list in the Alarm and Monitoring SOP. Record any deficiencies or discrepancies.

· Verify all alarms are received in the BAS and identified with correct Alarm Message and Message Distribution per the alarm and Monitoring SOP. Record any deficiencies or discrepancies.

How You’ll Be Notified On The Day Of Planned Maintenance:
✅ 1 day before maintenance – Reminder notification
✅ 1 hour before maintenance – Final notification
✅ After completion – "All Clear" message
Need Help?
Our team will actively monitor the situation and remain in contact. Should you have any concerns, please reach out:
📧 support@cirrascale.com
Posted Oct 08, 2025 - 00:52 CDT