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EFCO 8750XD User Manual

Page 21

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EFCO 2012

Page 21

Series 8750XD Unitized Curtain Wall Installation Instructions

Section 4 - Dynamic Starter Sill Preparation and Installation

3. Slide in dynamic loading clips. The dynamic loading clips with the exception of the corners must be installed before the dynamic starter sill sections are set

and anchored. See Figure 35.

4. Reference pages 14 –18 “Static Starter Sill Installation” for Setting, shimming and anchoring the dynamic starter sill sections. The only difference will be at

the corner conditions as a result of the dynamic loading clips (see step 5).

5. At corner conditions slide corner dynamic loading clip into starter sill section that is already anchored then slide the second starter sill section to it. See

figures 36 and 37.

6. Anchor the second starter sill section ensuring the starter sill is level and while maintaining the appropriate joint size at the splice joint.
7. Reference pages 15 –17 for sealing corners joints and splice joints.

Figure 35

Figure 38

Starter Sill Base

Dynamic Loading Clip

Anchor bolts as required.

Starter Sill Base

Starter Sill Base

Figure 36

Figure 37

Corner Dynamic
Loading Clip

90° Inside Corner

Butt joint typical

Back seal down leg