
READ AND FOLLOW ALL SAFETY INSTRUCTIONS!
SAVE THESE INSTRUCTIONS AND DELIVER TO OWNER AFTER INSTALLATION
· To reduce the risk of death, personal injury or property damage from re, electric shock, falling parts, cuts/
abrasions, and other hazards please read all warnings and instructions included with and on the xture box and all
xture labels.
· Before installing, servicing, or performing routine maintenance upon this equipment, follow these general
precautions.
· Installation and service of luminaires should be performed by a qualied licensed electrician.
· Maintenance of the luminaires should be performed by person(s) familiar with the luminaires’ construction and
operation and any hazards involved. Regular xture maintenance programs are recommended.
· It will occasionally be necessary to clean the outside of the refractor/lens. Frequency of cleaning will depend on
ambient dirt level and minimum light output which is acceptable to user. Refractor/lens should be washed in a
solution of warm water and any mild, non-abrasive household detergent, rinsed with clean water and wiped dry.
Should optical assembly become dirty on the inside, wipe refractor/lens and clean in above manner, replacing
damaged gaskets as necessary.
· DO NOT INSTALL DAMAGED PRODUCT! This luminaire has been properly packed so that no parts should have
been damaged during transit. Inspect to conrm. Any part damaged or broken during or after assembly should be
replaced.
· Recycle: For information on how to recycle LED electronic products, please visit www.epa.gov.
· These instructions do not purport to cover all details or variations in equipment nor to provide every possible
contingency to meet in connection with installation, operation, or maintenance. Should further information be
desired or should particular problems arise which are not covered suciently for the purchaser’s or owner’s
purposes, this matter should be referred to Acuity Brands Lighting, Inc.
WARNING
RISK OF ELECTRIC SHOCK
Disconnect or turn o power before installation or
servicing.
Verify that supply voltage is correct by comparing it with
the luminaire label information.
Make all electrical and grounded connections in
accordance with the National Electrical Code (NEC) and
any applicable local code requirements.
All wiring connections should be capped with UL approved
recognized wire connectors.
CAUTION
RISK OF INJURY
Wear gloves and safety glasses at all times when removing
luminaire from carton, installing, servicing or performing
maintenance.
Avoid direct eye exposure to the light source while it is on.
WARNING
RISK OF BURN
Allow lamp/xture to cool before handling. Do not touch
enclosure or light source.
Do not exceed maximum wattage marked on luminaire
label.
Follow all manufacturer’s warnings, recommendations
and restrictions for: driver type, burning position,
mounting locations/methods, replacement and recycling.
CAUTION
RISK OF FIRE
Keep combustible and other materials that can burn,
away from lamp/lens.
Do not operate in close proximity to persons, combustible
materials or substances aected by heat or drying.

Please see product specic installation instructions for additional warnings or any applicable FCC or other regulatory statements.
Failure to follow any of these instructions could void product warranties. For a complete listing of product Terms and Conditions, please visit www.acuitybrands.com.
Our Brands Indoor/Outdoor Indoor Lighting Outdoor Lighting Controls Daylighting
Lithonia Lighting Gotham American Electric Lighting DARK TO LIGHT SunOptics
Carandini Mark Architectural Lighting Antique Street Lamps LC&D
Holophane Peerless Hydrel ROAM
RELOC Renaissance Lighng Tersen Sensor Switch
Light Concepts Winona Lighting Synergy
Acuity Brands Lighting, Inc. assumes no responsibility for claims arising out of improper or careless installation or handling of its products.
ABL LED General Warnings, Form No. 503.203
© 2010 Acuity Brands Lighting, Inc. All rights reserved. 12/01/10

Installation Instructions
TWH-LED
8"
(20.3cm)
DELIVERY: Upon receipt of fixture and accessories (packed separately), thoroughly inspect for any freight damage. All damage should be reported to the
delivery carrier. Compare the catalog description listed on the packing slip with
the fixture label on the inside of the housing to be sure you have received the
correct merchandise.
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference,
and (2) this device must accept any interference received, including interference
that may cause undesired operation.
5 year limited warranty
Outlet box mounting:
1. Loosen the 2 captive screws in the front housing and remove front cover from fixture.
2. Remove electrical splice compartment cover. Keep (2) 10-24 screws for reinstallation. See Figure A.
3. Remove center knock out and feed wires through.
4. Mount fixture using dimensions shown in Figure B.
5. Make supply connections. Reinstall the (2) 10-24 screws and electrical splice component cover removed in step 2, making
sure no wires are pinched.
5A. If provided with an ALO device (inside of the front cover), adjust the dial to the required lumen level (use the ALO table as
reference), by turning it using a small flat head screwdriver.
6. Replace front cover.
7. Tighten the 2 captive screws (30-35in lbs). Do not over tighten. Over tightening will cause stripping and void all warranties.
15-3/4"
Electrical splice
(40cm)
compartment
cover
10"
15-1/4"
2-1/4" (5.7cm)
6"
(15.2cm)
7/8" Dia. K.O.
(2.2cm)
3" to bottom
of unit
(25.4cm)
5"
(12.7cm)
3/8" Dia.
Mounting Holes
(1.0cm)
(3)
Figure A
Lithonia Lighting Outdoor • One Lithonia Way • Conyers, Georgia 30012
Phone: 800-279-8041 • Fax: 770.918.1209 • www.lithonia.com
© 2011 Acuity Brands Lighting, Inc. All rights reserved.
Figure B
Part Number: RJ521353 REV B
Revision Date: 4-3-18

Installation Instructions
TWH-LED
Condulet Tee mounting:
1. Loosen the 2 captive screws in the front housing and remove front cover
from fixture.
2. Remove electrical splice compartment cover. Keep (2) 10-24 screws for
reinstallation. See Figure A.
3. Remove top conduit cover disc. See Figure C.
4. Mount fixture using dimensions shown in Figure B. Thread conduit into
fixture.
5. Make supply connections. Reinstall electrical splice compartment cover
with (2) 10-24 screws removed in step 2, making sure no wires are pinched.
6. Replace front cover.
7. Tighten the 2 captive screws. Do not over tighten. Over tightening will
cause stripping and void all warranties.
VG - Vandal Guard:
1. Position polycarbonate vandal guard over prismatic glass lens. Each side
of the vandal guard should have an attachment screw that matches up with a
mounting hole predrilled in the fixture front housing.
Figure C
Conduit cover disc
2. Thread each attachment screw into the appropriate mounting hole and
tighten securely.
WG - Wire Guard:
1. Position wire guard over prismatic glass lens. Each side of the wire guard
should have an attachment screw that matches up with a mounting hole
predrilled in the fixture front housing.
2. Thread each attachment screw into the appropriate mounting hole and
tighten securely.
Troubleshooting: If this xture fails to operate properly, check to make sure: • The xture is wired correctly. • The xture is
grounded correctly. • The line voltage at the xture is correct. If all these variables have been checked and the xture still
does not operate as specified, contact your local Lithonia Lighting distributor.
Lithonia Lighting Outdoor • One Lithonia Way • Conyers, Georgia 30012
Phone: 800-279-8041 • Fax: 770.918.1209 • www.lithonia.com
© 2011 Acuity Brands Lighting, Inc. All rights reserved. 11/12
Part Number: RJ521353 REV B
Revision Date: 4-3-18