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 SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE

IF 1756

Dust Cover DC2 kit 
Industrial High bay Lighting Fixture

Installation & Maintenance Information

WARNING

To avoid the risk of fire, explosion or electric shock,

 this product 

should be installed, inspected and maintained by a qualified electrician 
only, in accordance with all applicable electrical codes.

WARNING

To avoid electric shock:

• 

Be certain electrical power is OFF before and during installation 
and maintenance.

• 

Luminaire must be supplied by a wiring system with an equipment 
grounding conductor.

To avoid burning hands:

• 

Make sure luminaire lens and housing are cool when installing and 
performing maintenance.

APPLICATION

Dust cover kit for IHB LED Luminaire.

• Suitable for operation in ambient -40°C to 60°C
• IP 4X
• Suitable for damp locations

INSTALLATION

DUST COVER

1. 

Place the dust cover on the luminaire in the position shown in Figure 1.  

2. 

Install the ¼-20 screws provided with the dust cover (see Figure 1).  
Screws will self-thread into the grooves on the sides of the luminaire 
(see Figure 4).  Tighten screw until fl ush with surface (25 in.-lbs.).  The 
quantity of screws holding the cover to the luminaire varies depending 
on the lumen confi guration (see Chart 1).  Ensure the dust cover is 
properly positioned and secured to the luminaire.

3. 

Route the wire(s) from the luminaire through the cable gland in the top 
of the dust cover.

4. 

Tighten the wire gland nut to secure the cable.

5. 

Refer to IF 1726 for more additional information on installation and 
maintenance.

Chart 1

DUST COVER CONFIGURATIONS 
WITH PENDANT MOUNT

1. 

Install the pendant mount bracket with the hardware provided, four 
(4) ¼-20 screws (see Figure 2).  Center the pendant mount bracket on 
luminaire (see Figure 2).  Measure from each end of the luminaire to 
the edge of the pendant mount on each side.  The distance from side 
to side should be equal or within 1/16” to each other.  Tighten the ¼-20 
screws to 65 in.-lbs. and tighten the 10-24 screws to 21 in.-lbs.  DO 
NOT REMOVE MOUNTING TAB RETENTION SCREWS.  If mounting tab 
retention screws are removed, make sure to re-install and tighten to 65 
in.-lbs. torque.

2. 

Thread the lock nut onto the appropriate ¾” NPT conduit all the way up 
the threads (see Figure 3).

3. 

Place the luminaire onto the conduit using the hole located in the center 
of the pendant mount bracket.  Install the throat bushing and tighten to 
42 ft.-lbs.  Rotate the luminaire to the proper alignment before securely 
tightening the lock nut (hand tight plus a quarter turn).  Tighten lock 
screw in the throat bushing to 9 in.-lbs. (see Figure 3).

4. 

Route the wires from the gland in the dust cover to the conduit.

Figure 1

IHB Confi guration

¼-20 Screw quantity

8L

4

16L

4

24L

6

32L

6

48L

10

64L

10

IF 1756 • 05/15                                                          Copyright

®

 2015, Eaton’s Crouse-Hinds Business 

           

                                        Page 1

WARNING

Wear proper protection equipment when working with sheet metal 
parts.

Dust Cover

Cable Gland

¼-20 Screws 
(see chart)

Luminaire

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