Legrand RFB9 User Manual
RFB 119 Series Floor Box
I N S T A L L A T I O N I N S T R U C T I O N S
Installation Instruction No.: 1 003 189R1 – Updated April 2011
Legrand/Wiremold electrical systems conform to and should be properly
grounded in compliance with requirements of the current National
Electrical Code or codes administered by local authorities.
All electrical products may present a possible shock or fire
hazard if improperly installed or used. Legrand/Wiremold electrical
products may bear the mark of a Nationally Recognized Testing
Laboratory (NRTL) and should be installed in conformance with current
local and/or the National Electrical Code.
IMPORTANT: Please read all instructions
before beginning.
Products Covered: Floor Box Cat. Nos.: RFB9, RFB11,
CAUTION: Do not operate tile stripper or resurfacing equipment over top of covers. This may result in damage to the surface finish
CAUTION: When used in bare concrete or terrazzo floors, use part number: RFB119-PAN (Sold separately).
Step 1 Locate and position box in accordance to floor
plans or blueprint.
Floor Box Covers: RFB119CTC, RFB119BTC
Floor Box Device Plates: RFB119 (suffix)
of the product.
Step 2 Level & anchor box. Top of box must be flush with
concrete pour. Use screws, nails, or wire to prevent
box from floating during pour.
14"
[356mm]
"
7
178mm]
[
6 5/16"
[161mm]
12 5/8"
[321mm]
CAUTION: Box has no post pour adjustment.
Step 3 Remove mudcap and attach conduit.
Step 4 Reinstall mudcap.
NOTE: For use in bare concrete or terrazzo floors, replace
mudcap with part number: RFB119-PAN. (Sold
separately.) (See Step 19.)
Step 5 Screed to top of box surface. Hand troweling
recommended near box edges.
CAUTION: Do not dislodge or shift box with jobsite traffic
or concrete vibrations.
NOTE: If box is over-poured or the top plate is below
the concrete surface, follow these steps:
1. Remove and retain mudcap and mudcap
mounting screws. If mudcap is bent during
removal, flatten within reason.
2. Install one or more 1/8" thick spacers, Cat No.
RFB119-TS (available separately), until the top
one is flush with the concrete surface.
See Step 19 for illustration.
3. Replace mudcap on top of spacers and secure
with mounting screws. Duct tape any cracks or
seams where concrete may enter.
4. Pour concrete patch around the perimeter of
the spacers and level with the concrete floor.
5. Complete installation following the
remaining steps.
Step 6 Remove mudcap.
Step 8 Locate and pull wires and cables.
Step 7 If service access between adjacent compartments
is required, remove KO between compartments
and add grommet (not included).
O between
K
compartments
Grommet
(not supplied)
Step 9 Terminate and mount devices.
NOTE: Wire devices (not included) in accordance with National
Electrical Code or any local code that applies. Make sure
that any grounding conductors are connected to the
grounding screws.
2
Step 10 Determine device plate selection based on sizes illustrated below.
/8"
7
22mm]
[
Spacer Plate
Cat No. RFB119-SPACER
1/2"
4
114mm]
[
Used to close off space adjacent
to standard plates when used on
multi-gang mounting brackets.
1, 2, and 3 Gang
Sectional Plates
1, 2, and 3 Gang
Standard Plates
2 3/4"
[70mm]
1 13/16"
[46mm]
3 5/8"
[92mm]
4 9/16"
[116mm]
7/16"
5
138mm]
[
3/8"
6
162mm]
[
Standard Plates extend 15/32"
[11.9mm] on each side wider
than sectional plates.
15/32"
[11.9mm]
3
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