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Figure 3-8 Remove the sheet-metal mounting Bracket and install the wall mounting frame
Step 3 Hold the wall-mounting frame tightly against the wall, use a level to adjust the horizontal
position, and mark the fixing points with a marker, as shown in Figure 3-9.
Figure 3-9 Marking the fixing points
Step 4 Use a drill with 8 mm drill bit to drill holes in the fixing points. Then remove the dust from
the holes and install the expansion bolts, as shown in Figure 3-10.