Carlon Round Nonmetallic Floor Box User Manual

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Cleveland, Ohio 44122 USA
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Carlon

®

Round

Non-Metallic

Floor Box

Installation

Instructions

IS6

1. Set floor box on level surface. 2. Make connections into outlets
by solvent cementing conduit
into proper outlet in box.

3. Slip on throwaway plastic cap
and seal unused outlets with
solvent cemented plugs.

1. INSTALLATION IS EASY

3 Simple Steps

to Install Non-Metallic Floor Box in Cement

1. Remove plastic cap and determine
thickness of flooring to be used.
Scribe a line around floor box at
this distance from floor.

2. Using handsaw, cut off floor box
at scribed line.

2. TRIM OUT IS A SNAP

1. Install mounting ring to underside of cover.

NOTE: Box may extend any distance above flooring. Box is cut off to exact height with a handsaw.

Mounting ring assures a LEVEL top, every time.

3. INSTALL COVER Refer to installation instructions provided with cover.

Nonmetallic cover mounting
ring (Leveling Ring)

Metal cover adapter mounting ring

E42728

3. Press mounting ring
cover assembly into
floor box.

2. Carefully apply Carlon
PVC Cement to
mounting ring only.

1. Establish location of floor box on sub floor.

2. Cut a 5" round hole in sub floor.

3. a. If nonmetallic Sheathed Cable is used for wiring, cement Carlon
Strain Relief Connector with Grommet, Part No. H978E in

3

/4" box

opening.

3. b. If Electrical Nonmetallic Tubing (ENT) is used for wiring, solvent weld

ENT in hub using Carlon ENT Cement.

3. c. Cement the plugs provided in unused openings. Refer to Figures

No. 1, No. 2, and No. 3.

4. Cut wooden 2" x 6" support to fit between joist spacing. Refer to Figure

No. 1 or Figure No. 2.

5. Secure floor box to the 2" x 6" with four (4) #10 x 1" screws. Refer to

Figure No. 3 (NOTE: SCREWS ARE NOT PROVIDED).

6. From floor below, insert the floor box through the hole in sub floor to

desired height. Secure support by using one of the following methods
listed below.

6. a. WOODEN JOIST CONSTRUCTION:

Use three (3) 16d nails on each side of floor joist to secure box
support between WOODEN FLOOR JOISTS. Refer to Figure No. 1.

6. b. METAL JOIST CONSTRUCTION:

Use three (3) 3" self-drilling screws on each side of metal floor joist,
to secure wooden box support between METAL FLOOR JOISTS. Refer
to Figure No. 2.

7. Follow floor box cover installation instructions provided with cover.

ROUND FLOOR BOX PART NO. E971FB

3 Simple Steps

to Install Non-Metallic Floor Box in
Wood & Metal Joist Construction

E42728