EFCO 403X Series - Manual (Page 28)

Series 403X Storefront Installation Instructions
EFCO 2013 Page 28
Section 5C. Glazing
Fig. #35
Glass Installation Steps (cont.)
5. Anti-Walk Block Installation - Make sure the
glass unit is pushed as far into shallow pocket as
possible. Stretch the anti-walk block out as shown
in Fig. #35. Slide the stretched out block between
the glass unit and glazing gasket track and push it
fully into the deep glass pocket at the midpoint of
the glass unit.
Use Anti-Walk Blocks At Deep Pockets Only
6. Second Glazing Gasket - Install the second
glazing gasket. Use the same instructions as was
described in step 2 for the initial glazing gasket
installation.
7. Deglazing with Anti-Walk Blocks - If necessary
follow these steps to deglaze a glass unit with anti-
walk block.
 Remove all interior and exterior glazing
gasket.
 Push the glass fully to the shallow pocket
and either towards the exterior or interior of
the pocket. See Fig. #36.
 Use a hooked tool to pull the anti-walk
block from the glass pocket.
 Reverse the glass installation instructions
to remove the glass unit.
Fig. #36
GLASS
Anti-Walk Block
Remove Anti-Walk Block this
Direction
Anti-Walk Block