Lightolier 4552, 4532, 4551, 4531 User Manual

Instructions for Installation of Arco 4531, 4532, 4533,
4551, and 4552 Series Fixtures.

Read and understand these instructions before installing fixture.

This fixture is intended for installation in accordance with the National Electrical Code and local or Federal
code specifications. To prevent electric shock, turn off electricity at fuse box before proceeding.
Retain these instructions for maintenance reference.

NOTE:

This instruction sheet covers both compact fluorescent and incandescent fixtures. Although illustration shows compact fluorescent, the
incandescent version assembles and installs in the same manner.

NOTE:

The Backplate is provided with (3) Auxiliary Mounting Knockout
Holes (4531, 4532, 4551, and 4552 series fixtures) for direct
mounting to wall surfaces. These can be used for added security or
where direct Outlet Box mounting is not available. To remove plug
in Knockout Holes, follow steps 1 through 3 below.
For 4533 series fixtures, (4) Auxiliary Mounting Knockout Holes
are provided for direct mounting to wall surfaces (no plugs to
remove). It is recommended that Auxiliary Mounting Holes be
used on 4532, 4533 and 4552 series fixtures.
The Backplate can be mounted horizontally of vertically. See Fig 1
below for proper orientation for type of Lens Assembly and desired
position.

1. Position blunt ended punch or awl in center of Knockout hole and

firmly hit with hammer to punch plug through. Repeat for remaining
Knockouts (Fig. 1).

Caution: Always wear eye protection (safety goggles) when
removing Auxiliary Mounting Knock-Outs.

2. Position Backplate in desired position over Outlet Box and mark
location of (4) Auxiliary Holes on wall surface.

3. Determine the appropriate mounting hardware required for type of
wall material fixture is being mounted to (i.e. toggle bolts or molly
screws for plaster or gysum board walls, wood screws, etc.)

4. Thread Crossbar Mounting Screws into Crossbar as shown in
Fig. 1.

5. Using appropriate slots in Crossbar, secure Crossbar to Outlet
Box using Outlet Box Screws (provided with Outlet Box).

6. While supporting Backplate make connections: black fixture lead

or fixture without tracer marks to hot (black) supply lead; white
fixture lead or fixture lead with tracer markers to neutral (white)
supply lead. Un-insulated wire is a ground wire and must be
connected to grounding terminals or ground lead inside Outlet Box.
Use Wire Nuts (local hardware item). Push connections back into

Outlet Box.

IS:4531

0995Page 1 of 2

Outlet Box

Crossbar

Crossbar Mounting

Screws

Auxiliary Mounting

Knock-out

Mounting Hole

Position this edge
of Backplate
up for horizontal
mounting of this
Lens Assembly

Wire Nut

Ground Wire

Backplate

Outlet Box Screws

Gasket

Battery Nut

Position this edge
of Backplate up
for mounting of this
Lens Assembly as shown

Safety Cable

Lens Assembly

Loop

FIG.1

Mounting Screw

LIGHTOLIER a GENLYTE company.

631 Airport Road, Fall River, MA 02720
[phone]  FAX [phone]

© 1995

Instructions for Installation of Arco 4531, 4532, 4533,

IS:4531

0995 Page 2 of 2

7. Position Backplate over Crossbar allowing Crossbar Mounting
Screws to come through Holes in Backplate. Secure Backplate
in position by installing (2) Battery Nuts over Crossbar Mounting
Screws and tighten.

8. If using Auxiliary Mounting Knockout, install the appropriate

hardware determined in step 3.

9. Position Screw through Loop in Safety Cable and thread Screw
into Mounting Boss on inside of Lens Assembly (Fig. 2).

10. Install recommended lamp(s).

11. Position Lens Assembly over Backplate making certain the
Safety Cable does not interfere with the Gasket (fig. 1).

12. Secure Lens Assembly in place by tightening the (2) Mounting
Screws on the face of Lens Assembly.

CAUTION: Maximum wattage as marked on fixture must not

be exceeded.

WARNING(Risk of Fire) most dwellings built before 1985
have supply wire rated for 60° C. Consult a qualified
electrician before installing.

4551, and 4552 Series Fixtures.

CAUTION: For wet locations, in accordance with

Underwriters Laboratories requirements, a line of caulking
compound such as acrylic latex or silicone must be placed
around the perimeter of Backplate to seal water away from
the outlet box and back openings.

Glass

Mounting Boss

Loop

Mounting Screw

Safety Cable

FIG. 2

Inside Lens Assembly

LIGHTOLIER a GENLYTE company.

631 Airport Road, Fall River, MA 02720
[phone]  FAX [phone] © 1995