Installation User Manual

Installation and Assembly - Internal Joist Mount

Model: ACC 120

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IMPORTANT! Read entire instruction sheet

before beginning installation and assembly.

Assemble as shown.

IMPORTANT: If installer is working above the

ceiling, such as in an attic space, assemble

exactly as pictured. If installer is working below

the ceiling, reverse positions of carriage bolts (F)

and nylock nuts (E).

Tighten 1/4-20 nylock nuts (E) just enough to

allow for expansion / compression of extension

brackets (C & D).

PARTS LIST

PART # QTY. DESCRIPTION

A 500-9006 6 #10 x 3/4" phillips screw

B 092-1005 1 upper clamping bracket

C 092-1001 1 extension bracket - left

D 092-1001 1 extension bracket - right

E 530-9413 4 1/4-20 nylock nut

F 520-9556 4 1/4-20 x 3.75" carriage bolt

G 092-1007 1 lower clamping bracket

H 520-9250 1 M5 x .8 x 10 mm phillips screw

(for use with EXT models)

Parts may appear slightly different than illustrated.

Check parts list to ensure that

all parts have been included.

MAXIMUM LOAD CAPACITY: 300 lb (137 kg)

Maximum Load capacity refers to the combined

load of all attached equipment and hardware.

• Installer must verify that the ceiling will safely support

four times the combined weight of all attached equip-

ment and hardware.

WARNING

ISSUED: 6-12-97 SHEET #: 092-9001-3 08-24-12

PAGE 1
Installation and Assembly - Internal Joist Mount Model: ACC 120 WARNING IMPORTANT! Read entire instruction sheet before beginning installation and assembly. • Installer must verify that the ceiling will safely support four times the combined weight of all attached equipment and hardware. MAXIMUM LOAD CAPACITY: 300 lb (137 kg) Maximum Load capacity refers to the combined load of all attached equipment and hardware. E A B C Check parts list to ensure that all parts have been included.
PAGE 2
Drill three 1/8" dia. holes 3/4" deep into inside edge of each ceiling joist. Dimensions for locating holes are pictured. If installing an extension column (not included) through a finished ceiling, a 2" dia. hole can be located anywhere along centerline, but it must be at least 2 3/4" away from right or left stud. joist 2 1/4" 5/8 1/8" dia. 2 1/4" min. 1 1/8" ce nte rlin e 2 3/4" min. 2" dia. A ceiling B C If applicable, drill 2" dia. hole through finished ceiling at the desired location.