
19
Ceiling Installation (continued)
Assemble the Bowstring to the Truss (continued)
2. Position the ceiling clips flush with the outer edge of the ceiling panel. Make sure neither
ceiling clip extends beyond the ceiling panel edge. Refer to the illustration below.
3 Using a cordless drill and the 9/32" drill bit, drill holes into the rear flange of the panel extrusion using the
ceiling clip mounting holes as a template for the drill bit.
Do not drill through the to face of the panel.
4. Using a 1/2" open end wrench, screw two tapping screws into the 9/32" holes in the rear flange
of the ceiling panel extrusion drilled in step 3. Do not over tighten the screw!
Note:
If the tapping screw is over tightened and strips the thread, fasten a 9/32" nut to the screw.
5. Using a cordless drill and a 3/8" hex drive bit, screw two self-drill screws through the two
ceiling clip bowstring mounting holes in each ceiling clip into the bowstring.
Do not over tighten the screw!
Ceiling Panel
Extrusion Rear Flange
Short Bowstring
Ceiling Clip
Ceiling Panel
Self-drill Screw,
1/4-14 x 3/4"
Ceiling Clip
Bowstring Mounting
Hole
Ceiling Panel
Seam
Short
Bowstring
Tapping Screw,
5/16-18 x 1-1/4"
Upstage
6. Attach the additional bowstrings to the ceiling row by repeating steps 1a to 5.
Make sure that the bowstrings are centered on the panel seams.