Huawei FusionModule1000A40 ICT Solution Maintenance Manual page 83

FusionModule1000A40 ICT Solution
Maintenance Guide
6.
7.
8.
Step 10 Remove the air conditioner cables.
1. Switch off the integrated UPS circuit breaker that supplies power to the air conditioner
indoor unit, and verify that the air conditioner indoor unit is powered off using a
multimeter before proceeding with the following operations.
2. Before replacing cables, record the cable routes to ensure that the cable routes are the same
before and after the replacement.
3. Pull removed cables completely out of the air conditioner indoor unit to facilitate air
conditioner replacement.
1.
Issue 01 (2019-03-05)
Unfasten the eight rotating baffle plates in the upper, middle, and lower positions of the
air filters, and remove the upper and lower air filters.
Figure 4-20 Removing air filters
Remove the front door and hinge bases from air conditioner C1.
(Optional) Remove the front doors and hinge bases from cabinets D1 and D2 on both
sides of air conditioner D1.
This step is required only for pre-fab. modules in which cabinets have a sliding distance of 150 mm.
Use a Phillips screwdriver to remove the active and standby input power cables for the
air conditioner indoor unit from ports AC1 and AC2 on the air conditioner PDB, and
remove the corresponding cables from the integrated UPS circuit breaker.
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4 Parts Replacement
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