EFCO 8800 Series Assembly Instructions Vol.5 - Manual (Page 85)

EFCO 2009 Page 85
Series 8700 / 8800 Unitized Curtain Wall Assembly Instructions - Volume 5
Section 31 - Gasket Application and Hardware Mounting On Vent Frame
15. Attach four-bar arms to each jamb sash with (4) STT5 fasteners per arm in the pre-drilled holes provided. Install in the orientation shown below. Refer to the
approved shop drawings and factory order for the specific arm required.
HEAD
SILL
INTERIOR VIEW
Attach 4-bar arms
to each jamb
STT5
Figure 225