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RECESSED MOUNTING STRUCTURE GUIDELINE<br />

Structural Ceiling<br />

Finished Ceiling<br />

45°<br />

(4) 2" x 2" Angle Sway<br />

Bracing<br />

(see note 2)<br />

3/4"<br />

12"<br />

9-1/2"<br />

NOTES<br />

3/4" support rods located for total support of light, all labor and materials for fabrication supplied by General<br />

Contractor. 3/4" nuts and washers for support of SKYTRON mounting plate supplied by contractor (8 ea. required).<br />

The mounting structure must be attached to structural ceiling and BRACED TO ALLOW NO TWISTING OR<br />

LATERAL MOTION and shall be designed not to provide a degree of rotation greater than two-tenths of a degree at<br />

the mounting plate.<br />

3/4" metal conduit and minimum 12AWG wire size (3 wires per lighthead) required between fixture and SKYTRON<br />

supplied wall control. All metal conduit, wiring, and other electrical materials as well as installation labor for such<br />

materials associated with the installation of the SKYTRON surgical light to be provided by Electrical Contractor. All<br />

installations of SKYTRON surgical lights should be under the direct supervision of a SKYTRON representative. All<br />

wiring to be in accordance with local codes and by a certified electrician.<br />

CONTRACTOR HAS FINAL RESPONSIBILITY for the strength and stability of the Mounting Structure.<br />

This is a GENERAL GUIDELINE ONLY.<br />

HEADROOM CLEARANCE INCREASE - 2"<br />

TOP VIEW<br />

STIFFENER PLATE DETAIL<br />

6"<br />

Hole for<br />

Access to<br />

Fixture<br />

Junction<br />

Box<br />

9-1/2"<br />

12"<br />

12" x 12" x 3/8"<br />

Stiffener<br />

Plate<br />

3/4" Metal<br />

Flex Conduit<br />

(see note 3)<br />

Fixture<br />

Junction<br />

Box<br />

3/4"<br />

All Thread Rod<br />

(see note 1)<br />

15" dia.<br />

Mounting Plate (SKYTRON Supplied)<br />

16-1/2" dia.<br />

Access Hole<br />

20-1/8" dia.<br />

Ceiling Cover (SKYTRON Supplied)<br />

6"<br />

45°<br />

STIFFENER PLATE<br />

(provided by others)<br />

2" x 2" ANGLE SWAY BRACING<br />

90° APART - 4 EACH<br />

(see note 2)<br />

6" Max/ 4” Min.<br />

1/4"<br />

090508rec<br />

Page 76

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