Sony SFM-1 - Manual (Page 13)

SFM1
nstallation Manual Page 13
Securing the Wall Plate to a Concrete Wall
1. Level and secure the plate to the wall with the reference arrow facing up to the ceiling.
2. Use a minimum diameter of 5/16” x 2 ¼” wedge anchors (Figure 14).
CAUTION: Do not overtighten the wedge anchor bolts.
NOTE: Use a minimum diameter of 5/16” x 2 ¼”” long wedge anchors.
Figure 14. Concrete Installation
5/16” x 2 ¼”
Wedge Anchors
(4ea)
Wall Plate