Part 3: Installing Drywall; Part 4A: Apply Flangeless Mud-In Trim Retainer - Ketra D3 Serie Guia De Instalacion

I N S TA L L AT I O N

Part 3: Installing Drywall

1. Ensure that the aperture is plugged with the cardboard insert to protect the optic.
2. Cut properly-sized hole in drywall before installing drywall. Reference table for sizes.
Type
Flangeless mud-In
Flanged with square aperture
Flanged with round aperture
Flangeless millwork with square aperture
Flangeless millwork with round aperture
3. Align the hole with the D3's aperture and install the drywall.

Part 4a: Apply Flangeless Mud-In Trim Retainer

Note: Skip this section if you have a flanged downlight. Proceed to Part 4b for flangeless millwork trim
retainer installation.
Align the retainer assembly such that the holes in the retainer line up with the screw posts in the collar (see fig. 9).
1.
2. Secure the retainer assembly using the #6-32 fasteners. For ceiling thickness in range 0.625 in (15.875 mm) to
1.125 in (28.575 mm), use the blue coded short set; for ceiling thickness in range 0.875 in (22.225 mm) to 1.5 in
(38.1 mm), use the red coded long set.
Note: The retainer assembly should be flush with the drywall.
fig. 9
P/N 3662708 Rev A
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Hole shape and size
Circle with 5.5 in (139.7 mm) diameter
Square with 4 in (101.6 mm) length/width
Circle with 4 in (101.6 mm) diameter
Square with 4 in (101.6 mm) length/width (tolerance: +0.25, -0.00)
Rounded corners with a radius of 0.12 in (3.125 mm)
Circle with 4 in (101.6 mm) diameter (tolerance: +0.25, -0.00)
D3 INSTALLATION GUIDE | 13