Peerless-AV PB-1 User Manual

Installation and Assembly:

Plenum Box for CMJ500/455/453/450

Model: PB-1 Max Load Capacity: 10 lb (4.5 kg)

Parts List					A
	Description	Qty. Part #
A	plenum box	1	055-2918
B	mounting bracket	2	055-2919
C	top cover	1	055-2990
D	M5 x 10 mm phillips pan screws	7	520-2005
E .198" ID x .16 spacer		2	540-9455
F	#10 x 3/8" phillips pan TEK screw	2	520-2612

B

C

D

E

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	KNOCK OUT PLATES
Choose required punch out for cable management

3/4

"

1/2"

1"

3/4

"

1/2

"

3215 W. North Ave. • Melrose Park, IL 60160 • [phone] or [phone] • Fax: [phone] • www.peerlessmounts.com

ISSUED: 02-26-09 SHEET #: 125-9047-1

Attaching Box to CMJ500

Attaching Box to CMJ500 Option 1

1	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 1. Attach 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.

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. Attach 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

			B1
	E	B2
	D
		CEILING TRAY
	Detail 1		Detail 2
B1
B2
VIEW ORIENTED TO SHOW OUTSIDE			SLOTS
FACE OF BRACKET			KNOCK OUT PLATES
2	Note: Before attaching top cover (D) review punch
	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).

A

D

A

E

B1

	E	D	B2
			CEILING TRAY

Detail 3

B1

B2

VIEW ORIENTED TO SHOW OUTSIDE

FACE OF BRACKET

Detail 4

SLOTS

D C

2 of 5

ISSUED: 02-26-09 SHEET #: 125-9047-1