EFCO 8800 Installation Instructions - Manual (Page 15)

EFCO 2009 Page 15
Series 8700 / 8800 Unitized Curtain Wall Installation Instructions
Figure 18
23. Using an approved solvent or cleaner, clean the sealant contact surfaces of the corner splice joint of all oils and other contaminants.
24. The starter sill will be spliced at corner conditions. Refer to the approved shop drawings for project specific joint size. A minimum joint size of 1/4” is required.
25. Slide the two starter sill sections together while threading WC19 gasket into the adjacent gutter gasket reglet.
26. Seal the ends of the WC19 gaskets and butt them together. Ensure the gaskets are not stretched while performing this task.
27. Anchor the new starter sill section ensuring the starter sill is level and while maintaining the appropriate joint size at the splice joint.
28. Slide the base anchors into the corner, butting them together.
29. Apply sealant into the joint between the sections of starter sill and tool smooth to create a water tight seal. The splice joint width will vary per
project requirements. See Figure 20.
Static Starter Sill
Thread WC19
gasket into
adjacent gutter
gasket reglet .
Section 3 - Static Starter Sill Preparation and Installation
Figure 19
Slide base anchors
into final position after
securing anchor bolts.
Apply sealant between
the two starter sills
and tool to create a
watertight seal.
Anchor bolts
as required.
Shim starter sill
to proper
elevation height.
Figure 20
Seal ends of gaskets
and butt together.
90° Inside Corner