EFCO 8800 Installation Instructions - Manual (Page 47)

EFCO 2009 Page 47
Series 8700 / 8800 Unitized Curtain Wall Installation Instructions
Section 10 - Setting Typical Intermediate Units
1/2”
14. Set the next unit after the jamb by nesting the vertical stacking mullions together without snapping them. See Figure 103 on page 48.
15. Lower the units enough to engage the unit splice bar (FM13, FM14 at 7” system) (FM15, FM16 at 8” system) at the sill but still be approximately 1/2” above
the engagement leg of the starter sill. The unit hook anchors should have enough vertical adjustment to hook onto the slab anchors. See Figure 36.
16. Place a 5/8” shim pack around the splice bar on top of the mullion at the head of the unit below. See Figure 104.
Splice Bar
5/8” shim pack placed
around the splice bar on
top of the mullion at the
head of the unit below.
Unit dead load anchor
Mate mullions without snapping
them together before setting on
the starter sill.
HC07 caulk backer
Once unit is approximately 1/2”
above engagement leg of stack
sill, snap mullions together.
Figure 104 Figure 103