Chief Architectural Spanning Adapter User Manual
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INSTALLATION INSTRUCTIONS
Architectural Spanning Adapter
CMA366
CMA366 Installation Instructions
2
DISCLAIMER
Milestone AV Technologies, and its affiliated corporations and
subsidiaries (collectivel y, "Milestone"), intend to make this
manual accurate and complete. However, Milestone makes no
claim that the information contained herein covers all details,
conditions or variations, nor does it provide for every possible
contingency in connection with the installation or use of this
product. The information contained in this document is subject
to change without notice or obligation of any kind. Milestone
makes no representation of warranty, expressed or implied,
regarding the information contained herein. Milestone assumes
no responsibility for accuracy, completeness or sufficiency of
the information contained in this document.
Chief® is a registered trademark of Milestone A V Technologies.
All rights reserved.
IMPORTANT SAFETY INSTRUCTIONS!
WARNING: A WARNING alerts you to the possibility of
serious injury or death if you do not follow the instructions.
CAUTION: A CAUTION alerts you to the possibility of
damage or destruction of equipment if you do not follow the
corresponding instructions.
WARNING: Failure to read, thoroughly understand, and
follow all instructions can result in serious personal injury,
damage to equipment, or voiding of factory warranty! It is the
installer’s responsibility to make sure all components are
properly assembled and installed using the instructions
provided.
WARNING: Failure to provide adequate structural strength
for this component can result in serious personal inj ury or
damage to equipment! It is the installer’s responsibility to
make sure the structure to which this component is attached
can support five times the combined weight of all equipment.
Reinforce the structure as required before installing the
component.
WARNING: Exceeding the weight capacity can result in
serious personal injury or damage to equipment! It is the
installer’s responsibility to make sure the combined weight of
all components attached to the CMA366 does not exceed
250 lbs (113.3 kg).
• The weight capacity of the CMA366 may be LIMITED
to the lowest weight capacity of any other component
or accessory used within the mounting system.
WARNING: Use this mounting system only for its intended
use as describ e d in th ese instructions. Do no t use
attachments not recommended by the manufacturer.
WARNING: N ever operate this mounting system if it is
damaged. Return the mounting system to a service center for
examination and repair.
WARNING: Do not use this product outdoors.
IMPORTANT ! : The CMA366 accessory is designed for
installation to a supporting 1" - 2" truss or pipe, spanning
a maximum of 4 feet.
--SAVE THESE INSTRUCTIONS--
Installation Instructions CMA366
3
DIMENSIONS
DIMENSIONS: INCHES
[MILLIMETERS]
CMA366 Installation Instructions
4
LEGEND
Tighten Fastener
Apretar elemento de fijación
Befestigungsteil festziehen
Apertar fixador
Serrare il fissaggio
Bevestiging vastdraaien
Serrez les fixations
Measure
Medir
Messen
Medir
Misurare
Meten
Mesurer
Phillips Screwdriver
Destornillador Phillips
Kreuzschlitzschraubendreher
Chave de fendas Phillips
Cacciavite a stella
Kruiskopschroevendraaier
Tournevis à pointe cruciforme
By Hand
A mano
Von Hand
Com a mão
A mano
Met de hand
À la main
Hex-Head Wrench
Llave de cabeza hexagonal
Sechskantschlüssel
Chave de cabeça sextavada
Chiave esagonale
Zeskantsleutel
Clé à tête hexagonale
Hammer
Martillo
Hammer
Martelo
Martello
Hamer
Marteau
Pencil Mark
Marcar con lápiz
Stiftmarkierung
Marcar com lápis
Segno a matita
Potloodmerkteken
Marquage au crayon
Drill Hole
Perforar
Bohrloch
Fazer furo
Praticare un foro
Gat boren
Percez un trou
Adjust
Ajustar
Einstellen
Ajustar
Regolare
Afstellen
Ajuster
Optional
Opcional
Optional
Opcional
Opzionale
Optie
En option
Security Wrench
Llave de seguridad
Sicherheitsschlüssel
Chave de segurança
Chiave di sicurezza
Veiligheidssleutel
Clé de sécurité
Open-Ended Wrench
Llave de boca
Gabelschlüssel
Chave de bocas
Chiave a punte aperte
Steeksleutel
Clé à fourche
Installation Instructions CMA366
5
TOOLS REQUIRED FOR INSTALLATION
PARTS
3/32"
(included)
9/16"
9/16"
(3/32")
F (1)
C (1) E (4)
(10-24 x 1/4")
B (2)
[U-clamp bracket]
3/8"
A (1)
[Truss adapter]
D (4)
(3/8-16 x 2")
CMA366 Installation Instructions
6
INSTALLATION
WARNING: Failure to provide adequate structural strength
for this component can result in serious personal injury or
damage to equipment! It is the installer’s responsibility to
make sure the structure to which this component is attached
can support five times the combined weight of all equipment.
Reinforce the structure as required before installing the
component.
NOTE: The CMA366 (A) is designed to allow installation of
NPT 1-1/2" pipe to or above a variety of ceiling
structures. The clamp range is up to 2" (51mm) OD or
1.9" (48mm) square tubing.
Assembly and Installation
1. Place two U-clamp brackets (B) over supporting truss or
pipe (ceiling structure).
2. Raise CMA366 adapter (A) to ceiling structure and secure
each U-clamp bracket (B) using two 3/8-16 x 2" bolts (D)
and two 3/8" flat washers (E). (See Figure 1)
Figure 1
3. Install 1-1/2" NPT or NPSM following ANSI/ASME B1.20.1
(Schedule 40, 0.154" minimum thickness steel or aluminum
- ASTM B221) threaded extension column (not included)
into threaded collar on the CMA3 66 (A) until tight, with a
minimum of four threads engaged. (See Figure 2)
Figure 2
4. Using 3/32" hex key (F) and 10-24 x 1/4" set screw (C),
secure threaded extension column (not included) to
CMA366. (See Figure 2)
(F)
(A)
Ceiling structures
(D) x 4
2
(E) x 4
(B)
(A)
4
(C) x 1
Extension column
3
(View from below)
(not included)
Threaded collar
Installation Instructions CMA366
7
CMA366 Installation Instructions
Chief Manufacturing, a products division
of Milestone AV Technologies
8800-002505 Rev00
2013 Milestone AV Technologies, a
Duchossois Group Company
www.chiefmfg.com
11/13
USA/International A 6436 City West Parkway, Eden Prairie, MN 55344
P800.582.6480 / 952.225.6000
F877.894.6918 / 952.894.6918
Europe A Franklinstraat 14, 6003 DK Weert, Netherlands
P+31 (0) 495 580 852
F+31 (0) 495 580 845
Asia Pacific A Office No. 1 on 12/F, Shatin Galleria
18-24 Shan Mei Street
Fotan, Shatin, Hong Kong
P852 2145 4099
F852 2145 4477