Sungrow SG250HX-IN-20, User Manual, Page: 33 / 109

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4.7.2 Mounting Steps
Step 1 Assemble the mounting-bracket by using the connecting bar.
Step 2 Level the assembled mounting-bracket by using the level, and mark the positions for
drilling holes on the installation site.
Step 3 Insert the expansion bolts into the holes and secure them with a rubber hammer. Fasten
the nut with a wrench to expand the bolt. Remove the nut, spring washer, and flat
washer, and store them properly.
Step 4 Fix the mounting-bracket with the expansion bolts.
User Manual 4 Mechanical Mounting