23 of 38
www.NabcoEntrances.com
GT300-350-8300-8350OpusOverheadConcealedSwingDoorInstallationManual
Rev 5-23-18
P/N C-00175
8. Place (1) Track on top of the Spacer Block (or the Web if a Spacer Block is not used).
a. Ensure the Pivot Pin Receiver is on the Pivot Side of the Web.
9. Place (2) 5/8 “ x 1/16” Side Spacers on either side of the Track. Side Spacers are used to ensure proper centering of Track.
DN 0491
Spacer
Pivot Pin Receiver
Side Spacers
Rivnut
1/4” Star Washer
1/4-20x1-1/2”
Phillips Head Screw
= No Spacer
= 1/4” Spacer
= 3/8” Spacer
= (1) 3/8” (1) 3/16” Spacer
Web Depth:
5/8”
7/8”
1”
1-9/16”
1/4-20x2”
Phillips Head Screw
1/4-20x1-1/4”
Socket Head Screw
Track
Top Rail
Figure 45 Top Rail Track Assembly
10. From the outer edge of the Pivot Stile measure: With the Finger Guard; 3-5/8 inches. Without the Finger Guard; 2-5/8 inches.
11. Slide the Track towards the Pivot Stile or away from the Pivot Stile until the Bearing is centered to that measurement.
12. Locate the Slot at the end of the Track. Locate the Pre-drilled screw hole.
13. Secure the Track to the Web with (1) 1/4 inch Star Washer and (1) 1/4-20x1-1/4 inch Socket Head screw. Tighten but do not
overtighten. The Socket Head screw may need to be loosened one more time.
DN 0492
Bearing
Track Assembly
(Door Rail not shown for clarity)
Pivot Sha
Figure 46 Insert the Top Pivot Shaft into the Bearing
SECTION 11 .4: Temporily Install the Swing Door
1. Go to the Pivot side of Header to locate the Pivot Assembly. Loosen the Set Screw located directly above the Pivot Shaft.
2. Go to the Self Riser screw located underneath the Pivot Assembly counter-clockwise to retract the Pivot Shaft.
DN 0493
Pivot Sha
(Not Retracted)
Pivot Sha
(Retracted)
Threaded End of
Pivot Sha
Set Screw
Self Riser Screw
Bo om side of
Top Pivot
Assembly
Top Pivot
Assembly
Figure 47 The Center Pivot Shaft
