LEGRAND RFB9 Service 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 1 9R1 – Updated April 2011
Products Covered: Floor Box Cat. Nos.: RFB9, RFB11,
Floor Box Covers: RFB119CTC, RFB119BTC
Floor Box Device Plates: RFB119 (suffix)
CAUTION: Do not operate tile stripper or resurfacing equipment over top of covers. This may result in damage to the surface finish
of the product.
CAUTION: When used in bare concrete or terrazzo floors, use part number: RFB119-PAN (Sold separately).
CAUTION: Box has no post pour adjustment.
Step 1 Locat and position box in accordanc to floor
plans or blu print.
6 5/16"
[161mm]
7"
[17 mm]
14"
[356mm]
12 5/ "
[321mm]
Step 2 L v l & anchor box. Top of box must b flush with
concr t pour. Us scr ws, nails, or wir to pr v nt
box from floating during pour.
Step 3 R mov mudcap and attach conduit. Step 4 R install mudcap.
L grand/Wir mold l ctrical syst ms conform to and should b prop rly
ground d in complianc with r quir m nts of th curr nt National
El ctrical Cod or cod s administ r d by local authoriti s.
All l ctrical products may pr s nt a possibl shock or fir
hazard if improp rly install d or us d. L grand/Wir mold l ctrical
products may b ar th mark of a Nationally R cogniz d T sting
Laboratory (NRTL) and should b install d in conformanc with curr nt
local and/or th National El ctrical Cod .
IMPORTANT: Please read all instructions
before beginning.
NOTE: For use in bare concrete or terrazzo floors, replace
mudcap with part number: RFB119-PAN. (Sold
separately.) (See Step 19.)

2
KO between
compartments
Grommet
(not supplied)
Step 5 Scr d to top of box surfac . Hand trow ling
r comm nd d n ar box dg s.
Step 7 If s rvic acc ss b tw n adjac nt compartm nts
is r quir d, r mov KO b tw n compartm nts
and add gromm t (not includ d).
Step 9 T rminat and mount d vic s.
Step Locat and pull wir s and cabl s.
Step 6 R mov mudcap.
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/ " 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.
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.

3
Step 10 D t rmin d vic plat s l ction bas d on siz s illustrat d b low.
7/ "
[22mm]
4 1/2"
[114mm]
Spacer Plate
Cat No. RFB119-SPACER
Us d to clos off spac adjac nt
to standard plat s wh n us d on
multi-gang mounting brack ts.
Standard Plat s xt nd 15/32"
[11.9mm] on ach sid wid r
than s ctional plat s.
1, 2, and 3 Gang
Sectional Plates
1, 2, and 3 Gang
Standard Plates
1 13/16"
[46mm] 3 5/ "
[92mm]
5 7/16"
[13 mm]
2 3/4"
[70mm]
4 9/16"
[116mm] 6 3/ "
[162mm]
15/32"
[11.9mm]

4
Step 11 D t rmin d vic plat r quir d to clos off wiring compartm nts. S ctional (1-13/16" [46mm] wid ) or standard d vic
plat s may b us d with multi-gang mounting plat s.
NOTE: Standard width device plates extend into adjacent gangs, preventing the mounting of other device
plates. Resulting gap should be closed with a spacer plate or single gang sectional plate.
1 13/16" [46mm]
spacing between gangs
4 1/2"
[114mm]
6-Gang Mounting Bracket
3-Gang & (2) Single Gangs (Vertical)
Mounting Bracket (RFB11)
7/ "
[22mm]
1 13/16" [46mm] wide
sectional device plate
2 7/16"
[62mm]
6"
[152mm]
(3) Single Gangs (Horizontal)
Mounting Bracket (RFB9)

5
Step 12 Mount blanking plat s and spac rs b tw n standard siz plat s to clos off any gaps or op nings. Typical layouts ar
illustrat d b low.
6-GANG MOUNTING BRACKETS USED WITH STANDARD DEVICE PLATES
3-Gang Standard Plate
(6 3/ " x 4 1/2"
[162mm x 114m])
1-Gang Standard Plate
(2 3/4" x 4 1/2"
[70mm x 114m])
Cat. No. RFB119-SB
Single-gang Sectional Blank
Plate (mounted off-center)
Cat. No. RFB119-SPACER
Used to close gap between standard
single and multi-gang plates
2-Gang Standard Plate
(4 9/16" x 4 1/2"
[116mm x 114m])
6-GANG MOUNTING BRACKETS USED WITH SECTIONAL DEVICE PLATES
Cat. No. RFB119-SPACER
Used to close gap between standard
single and multi-gang plates
(6) 1-Gang Sectional Plates
(1 13/16" x 4 1/2"
[46mm x 114m])
Existing opening when not covered
with Cat. No. RFB119-SPACER
Cat. No. RFB119-SPACER

6
CARPET INSTALLATIONS
Step 13 Install carp t and cut 12 1/16" x 10 5/16" [262mm
x 306mm] r ctangular op ning ov r box op ning.
Step 14 Op n cov r lid and position in box op ning.
Position (2) mounting brack ts und r box op ning
as shown in St p 15 and s cur lid to brack ts.
Step 15 Tight n mounting brack t scr ws s curing flang
into box top cov r plat .
Step 16 Cut carp t ins rt and mount insid lid. Us
nclos d t mplat for dim nsions.
5 1/ "
[131mm]
6"
[153mm]
12 1/16"
[306mm]
10 5/16"
[262mm]
Carpet
(Lid insert) Carpet
Box Top
Cover Plate
Concrete
Cover
Flange
Flange
Gasket
Mounting
Bracket
Mounting
Bracket Screw
Carpet
Insert
Mounting
Bracket

7
CARPET INSERT TEMPLATE
CAUTION: When printing copies of
this template please be
sure template is scaled
correctly and is the
correct size once it
is printed.
5 1/16"
[129mm]
Radius
1/4"
[7mm]
2 1/2"
[64mm]
1 3/ "
[35mm]
9 5/ "
[219mm]
Diameter
1 7/16"
[37mm]

TILE INSTALLATIONS
Step 17 Cov r flang is 1/4" thick. Us 1/8" spac r, Cat.
No. RFB119-TS, for 3/8" til installations. Us two
spac rs for 1/2" til installations. Mount cov r to
box as shown in St ps 14 and 15. S illustration
in St p 20
Step 1 Us grout and/or silicon caulk b tw n dg s
of flang and til .
BARE CONCRETE & TERRAZZO INSTALLATIONS
Step 19 Install pan prior to pouring floor. Pan is 1/4" tall.
Us in conjunction with spac rs to obtain 3/8"
and 1/2" h ights.
Step 20 Aft r concr t or t rrazzo has cur d, mount cov r
to box as shown in St ps 14 and 15. Apply
s aling compound around p rim t r of cov r, as
shown in St p 18.
Cat. No.
RFB119-BTC
Cover
Cat. No.
RFB119-PAN
1/4" tall
Cat. No.
RFB119-TS
1/ " thick
Original mudcap
placed inside
terrazzo pan
Top of box
(flush with
concrete)
3/ "
1/ "
3/ " Tile
Cat. No.
RFB119-TS
(1/ " Thick)
Sold Separately.
Not required for
1/4" tile.
Original mudcap and
(2) mounting screws
Cat. No. RFB119-PAN
(sold Separately) 1/4"
tall. Used to dam
opening for installation
of cover during terrazzo
pour. Use RFB119-TS
spacers for floors
greater than 1/4" thick
Cat. No. RFB119-TS
(sold Separately) 1/ "
thick. Not required for
1/4" terrazzo. Use (1)
for 3/ " and (2) for 1/2"
thick floors.
NOTE: Remains in place during
cover installation
Seal edge of
cover with
silicone or caulk
Cover
Mounting
Bracket
Cover Flange Terrazzo/Tile
1/ " Spacer
1/4"
3/ "
DETAIL VIEW OF FINISHED INSTALLATION
WIREMOLD
U.S. and International:
60 Woodlawn Str t • W st Hartford, CT 06110
1-800-621-0049 • FAX [phone] • Outsid U.S.: 860-233-6251
Canada:
570 Appl wood Cr sc nt • Vaughan, Ontario L4K 4B4
1-800-723-5175 • FAX [phone]
1 003 189R1 0411
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