Huawei FusionDC1000A Maintenance Manual page 67

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Smart cooling products are replaced in similar ways. This section uses replacing
smart cooling product C1 as an example to describe the replacing method.
When replacing a smart cooling product, put aside the removed components,
bolts, and other materials, as they are needed in later replacement operations.
Preparations
Tools: flat-head screwdriver, Phillips screwdriver, adjustable wrench, socket wrench,
protective gloves, ESD floor suction plate, step ladder
Materials: spare in-row air cooled smart cooling product
Documents: drawings and parameters for power supply and distribution as well as
cooling
Skill requirement: cooling engineer
Procedure
Step 1 Locate the cold aisle containment where maintenance is to be performed based
on the position of the faulty smart cooling product.
Step 2 Switch off the integrated UPS circuit breaker that supplies power to the smart
cooling product indoor unit, and verify that the smart cooling product indoor unit
is powered off using a multimeter before proceeding with the following
operations.
Step 3 Remove the suspended ceilings before the smart cooling product in the cold and
hot aisles.
Assign two persons to remove a suspended ceiling together. One person holds up
the suspended ceiling, while the other person removes the fasteners.
Issue 01 (2021-04-20)
NO TICE
NO TICE
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4 Parts Replacement
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