Huawei FusionDC1000A Maintenance Manual page 11

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
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Issue 01 (2021-04-20)
All cable holes should be sealed. Seal the used cable holes with firestop putty.
Seal the unused cable holes with the caps delivered with the cabinet. The
following figure shows the criteria for correct sealing with firestop putty.
Do not scrawl, damage, or block any warning label on the equipment.
When installing devices, use a torque wrench with a proper measurement
range to tighten bolts. Ensure that the wrench is not skewed and the torque
error does not exceed 10%.
Do not work with power on during installation.
Repaint any paint scratches caused during equipment transportation or
installation in a timely manner. Equipment with scratches cannot be exposed
to an outdoor environment for a long period of time.
Before operations, ensure that the equipment is firmly secured to the floor or
other solid objects, such as a wall or an installation rack.
Do not use water to clean electrical components inside or outside of a
cabinet.
Do not change the structure or installation sequence of equipment without
permission.
Do not touch a running fan with your fingers, components, screws, tools, or
boards before the fan is powered off or stops running.
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