Carlon Round Nonmetallic Floor Box - Manual (Page 2)

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
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