SmartACBox 12-In 1-Out Smart AC Combiner Box
User Manual
4 Installation
Issue 03 (2018-05-15)
Copyright © Huawei Technologies Co., Ltd.
17
The SmartACBox mounting bracket has four groups of tapped holes, each group containing four tapped
holes. Mark any hole in each group based on site requirements and mark four holes in total. Two round
holes are preferred.
4.4.1 Wall-mounted Installation
Procedure
Step 1
Determine the positions for drilling holes using the mounting bracket. Level the positions of
mounting holes using a bubble or digital level, and mark the positions with a marker.
Figure 4-3
Determining hole positions
Step 2
Drill holes using a hammer drill and install expansion bolts.
Avoid drilling holes in the utility pipes and/or cables attached to the back of the wall.
M12x60 expansion bolts are supplied with the SmartACBox.
components of an M12x60 expansion bolt.
Figure 4-4
Expansion bolt composition
(1) Expansion sleeve
(2) Flat washer
(3) Spring washer
(4) Bolt