FusionModule2000 Smart Modular Data Center 
Installation Guide 
13 (Optional) Installing Dehumidifiers 
 
Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
 
 
Floating nuts must be installed in mounting holes alternatively on the dehumidifier. 
 
Three floating nuts need to be installed at each side. 
 
Ensure that the floating nuts on both sides are on the same horizontal line. 
 
When installing the dehumidifier, verify that the air intake vent faces the cold aisle (as 
shown by A in Figure 13-1), and the air exhaust vent faces the hot aisle (as shown by B in 
Figure 13-1). 
Figure 13-3 Installing a floating nut 
 
 
Step 4  Secure the dehumidifier to the rack rails using M6 screws and dehumidifier mounting ears. 
Figure 13-4 Installing a dehumidifier 
 
 
Step 5  Connect the dehumidifier drainpipe.