Epson PowerLite 420 Installation Manual page 25

3. Position the wall plate over the marks you made in step 1, and then mark the position of the wall
plate's mounting holes as shown in the following illustration.
Use at least three mounting holes. If you are securing the wall plate in four places, drill the holes
indicated by A or B in the illustration below.
Three mounting holes
4. Drill holes of the following diameters and depths at the points you marked.
Drill diameter
Pilot hole depth
Anchor hole depth
5. Use a device such as a dust pump to clean out concrete dust from the hole.
6. Position the wall plate on the wall and insert M8 × 50 mm expansion anchors into the holes. Attach
the nut and tap it with a hammer until the core touches the top of the anchor.
7. Tighten the nut with a wrench to secure the wall plate to the wall.
Four mounting holes
0.3 in. (8.5 mm)
1.6 in. (40 mm)
1.4 in. (35 mm)
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