Installation and Assembly:
A
Plenum Box for CMJ500/455/453/450
Model: PB-1
Parts List
Description Qty.
plenum box 1
mounting bracket 2
B
top cover 1
C
M5 x 10 mm phillips pan screws
D
E
.198" ID x .16 spacer
#10 x 3/8" phillips pan TEK screw 2 520-2612
F
B
C
Part #
055-2918
055-2919
055-2990
520-2005
7
540-9455
2
Max Load Capacity: 10 lb (4.5 kg)
A
ED
F
Required Accessories
ACC460 - Cable Relocating ACC - PB-1/CMJ453
Table of Contents
Parts List..............................................................................................................................................................................1
Attaching Box to CMJ500 .....................................................................................................................................................2
Attaching Box to CMJ455 .....................................................................................................................................................3
Attaching Box to CMJ453 .....................................................................................................................................................4
Attaching Box to CMJ450 .....................................................................................................................................................5
Punch Outs and Cable Management
Choose required punch out for cable management
""
1/2
3/4
3215 W. North Ave. • Melrose Park, IL 60160 • (800) 729-0307 or (708) 865-8870 • Fax: (708) 865-2941 • www.peerlessmounts.com
"
1
""
3/4
1/2
KNOCK OUT PLATES
ISSUED: 02-26-09 SHEET #: 125-9047-1
Attaching Box to CMJ500
Attaching Box to CMJ500 Option 1
Attach two mounting brackets (B) to CMJ500 ceiling
1
tray using two M5 x 10 mm phillips screws (D). Use
spacers (E) in between CMJ500 ceiling tray and
mounting brackets (B) in designated holes as shown
in detail 1. Att ach plenum box (A) to mounting
brackets (B) using four M5 x 10 mm phillips screws
(D) through designated slots shown in detail 2.
Note: When using boxes remove knock out plates.
D
Attaching Box to CMJ500 Option 2
Attach two mounting brackets (B) to CMJ500 ceiling
tray using two M5 x 10 mm phillips screws (D). Use
spacers (E) in between CMJ500 ceiling tray and
mounting brackets (B) in designated holes as shown
in detail 3. Att ach plenum box (A) to mounting
brackets (B) using four M5 x 10 mm phillips screws
(D) through designated slots shown in detail 4.
D
A
A
E
B2
D
CEILING TRAY
Detail 1
B1
B2
VIEW ORIENTED TO SHOW OUTSIDE
FACE OF BRACKET
Note: Before attaching top cover (D) review punch
2
out holes on page 1.
Slide top cover (C) into slots on box (A) and secure
using one M5 x 10 mm phillips screws (D).
B1
Detail 2
SLOTS
KNOCK OUT PLATES
E
E
B1
B2
D
B1
B2
VIEW ORIENTED TO SHOW OUTSIDE
FACE OF BRACKET
CEILING TRAY
Detail 3
Detail 4
D
C
A
2 of 5
SLOTS
ISSUED: 02-26-09 SHEET #: 125-9047-1
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