#120 | Environmental & Equipment Cooling
|Product||Chloride EPEM Critical Power UPS|
|Synopsis||The client had a power outage, and the load was protected and switched to the generator. However, after the power was restored, the UPS would not come back online from bypass.|
|Preliminary Actions||Visually inspected caps and tested warm batteries. Verified batteries to not to be issue. Adjusted equipment ‘levelers’, moved unit away from wall and removed back panel. Found 3 of the 5 cooling fans not spinning with warm internals. No open fan fuses found.|
|Resolution||Recommending to clients the continuous importance of proper housekeeping and electrical room cleanliness in accordance with codes and regulations, and pro-active replacement of aging cooling fans.|
|Root Cause||Insufficient cooling due to dirty / dusty environment and aging cooling fans within the equipment that needed pro-active replacement prior to the time of failure.|
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