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www.NabcoEntrances.com
GT 710-8710 OPUS Low Energy Swing Doors Quick Set-Up and Parts Guide
Rev 12-20-17
P/N C-00178
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DN 1088
Dim B = Bu Hinge
B
3/8” Sex Bolt holes
1-11/16”
C
Dim C = Center Pivot
Face of Swing Door
Back of Header
Dim A =
Reveal
A
Figure 16
Measure to Mark the First Sex Bolt Hole used to secure the Track
4. Butt the Track against the Swing door by aligning the first Sex Bolt hole with the measured Mark.
5. Use the Track as a Template to mark the second Sex Bolt hole. Ensure the Track is square and level.
SECTION 6 .2: Prepare the Swing Door for a Track with Zero Reveal
Note: For zero Reveal applications, the Straight Arm can be used to eliminate the L-Shape Arm from protruding into the room.
1. Measure from the (Center Hinge or Butt Hinge) to the center Face of Door according to Table 4 or Table 5. Mark a Vertical
Line at that location.
2. Go to the bottom of the Door Frame.
3. Measure:
X
Straight Arm:
11/16 inches down to the face of Door. Mark a Horizontal line across the Vertical Line. This is the center
of the first Sex Bolt hole.
X
L-Shape Arm:
Go to the bottom of the Door Frame. Measure 1 - 11/16 inches down to the face of Door. Mark a
Horizontal line across the Vertical Line. This is the center of the first Sex Bolt hole.
DN 1374
Straight Arm
w/zero Reveal = 11/16”
L-Shape Arm
w/zero Reveal = 1-11/16”
3/8” Sex Bolt holes
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Figure 17
Zero Reveal
SECTION 6 .3: Secure the Track to the Door
1. Drill (2) 3/8 inch bolt holes all the way through the Swing door.
2. Go to the back of the Swing door. Insert each Sex Bolt into the drilled holes.
a. If a Straight Arm is being used with a (zero or small reveal), and, if the wall/frame is not straight, vertical, plum etc.,
install (1) Spacer (21-0902) behind the Track only if Reveal has a variance of zero to 1/4 inch and a Straight Arm is being
installed.
b. A Spacer is used to prevent the Swing Arm from hitting the lip of the GT-710 Header only (the GT-8710 Header does not
have a lip).
c. If a Spacer can not be obtained, a couple of washers can be used.
3. Go to the front of the Swing door.
4. Butt the Track against the Swing door by aligning the Sex Bolt holes.
a. Install (1) Spacer behind the Track for Swing doors with “0” Reveal (If required).
5. Secure the Track to the Swing Door with (2) 1/4-20 x 2-1/4” Screws.
