EFCO 8800 Installation Instructions - Manual (Page 42)

EFCO 2009 Page 42
Series 8700 / 8800 Unitized Curtain Wall Installation Instructions
20. Before lowering the unit down any farther, insert the remaining HC07 foam backer from the unit that is already set into the cavity by using a putty knife or
similar tool. Note: This is a very critical step that is easily forgotten and could cause units to leak if missed. See Figure 90.
21. Lower the unit down into position to completely engage the anchor bars (FM03 or FM04) and the unit sets hard on the shims between the unit sill and the
dynamic starter sill. The hook anchors should also be hooked onto the slab anchors. See Figure 92.
22. Approximately 2” to 3” of WC19 gasket at the gutter engagement leg must be slid into the adjacent gutter gasket reglet. See Figure 91.
23. Adjust the jack bolt as required for the unit to set hard on the shim pack at the starter sill below. See Figure 92.
Section 9 - Setting Units at Dynamic Starter Sills
9/16” shim pack
placed on the interior
of the unit onto the
starter sill.
Anchor Bar at
dynamic starter sill
slab anchor.
HC07 must be guided
into the cavity before
lowering unit down
onto the shim packs.
Thread the WC19 gasket in
the adjacent gutter. Then
apply sealant to the end to
create a butt seal between
the two WC19 gaskets.
Figure 92 Figure 91
Figure 90
Adjust the jack bolt as
required for the unit to set
hard on the shim pack at the
starter sill below. Rotate the
bolt clockwise to raise or
counterclockwise to lower
the unit.