Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
Procedure 
Step 1  Locate the positions for drilling holes using the rear panel provided with the SUN2000 in the 
packing case, and mark the positions using a marker, as shown in Figure 4-16. 
Figure 4-16 Locating and marking the hole positions 
 
 
Step 2  Drill holes using a hammer drill and install expansion bolts, as shown in Figure 4-18. 
An expansion bolt is composed of four parts, as shown in Figure 4-17. 
Figure 4-17 Expansion bolt composition