Section 19.3: Adjust The Breakout Magnet; Section 19.4: Adjust Preload - Nabco GT1175 Installation Manual

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Rev.11-12-20
4. Fully close the Slide door. Ensure the Nose Caster does not hit or scrape the floor. Reinstall the End Cap.
SECTION 19 .3: Adjust the Breakout Magnet
1. The Magnet is secured to the Limit Arm Bracket that can slide to the Left and Right. Slide the Breakout Magnet to the Left or
to the Right until it is aligned with the Magnetic Reed Switch.
a. The Magnetic Reed Switch is a 3/8 inch diameter black circle located on the Bottom Lip of Header.
Bo om Lip
of Header
SECTION 19 .4: Adjust Preload
Attention: Glass must be installed before adjusting Preload .
1. Breakout the Slide door approximately 5 degrees (just enough to expose the Preload Adjustment Screw located on back edge
of door). Check for door sag. The Slide door should latch without having to be manually lifted.
DN 0726
2. Support the weight of Slide Door.
3. Go to the Preload Block located inside Top Rail. Loosen (2)
4. Go to the back edge of Pivot Stile. Reduce Door sag by tightening the 5/16 inch Set Screw with an 5/32 inch Allen Wrench.
a. In the event a longer Set Screw is necessary, an optional 1/2 inch Set Screw is supplied by NABCO within the Parts Bag.
5/16" Adjustment Set Screw
(If needed: use op onal 1/2" Set
Screw provided by NABCO)
DN 0727
Magnet
Magne c
Reed Switch
Breakout Slide Door
Preload Adjustment Screw
Pivot Block
GT1175StandardandPocketedSlideDoorsInstallationManual;withOpusController
Pivot bar
Carrier
Door Sag
Preload Adjust
1/4-20x1.75 Locking Bolts.
Locking Bolts
Magnet
Figure 75 Breakout Magnet Location
Figure 76 Check Door Sag
Preload Block
Figure 77 Adjust the Preload
P/NC-00370
DN 0781
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