Chief Manufacturing CMA-366 Prospecto

1-800-582-6480  952-894-6280 FAX 952-894-6918 

2003 Chief Manufacturing 

12800 HIGHWAY 13 SOUTH, SUITE 500 

www.chiefmfg.com

 

SAVAGE, MINNESOTA 55378  USA 

06/03 

I N S T A L L A T I O N       I N S T R U C T I O N S  

 

The bracket is a universal method for quick, easy installation of NPT 1½” pipe to or above a variety of 
structures.  By using any length of standard NPT 1½” pipe threaded both ends, you can extend the height 
capabilities to meet your needs. 

WARNING:  IMPROPER INSTALLATION MAY RESULT IN SERIOUS PERSONAL INJURY!  

When mounting Chief Manufacturing accessories, the structural system and mounting method 
MUST be capable of supporting 5 times the combined weight of the total installation. 
The maximum weight to be installed on the truss spanning adapter is 250 pounds (113.4Kg). 

Unpack and check contents: 
 

(1)  PLATE, truss hang down 

(4)  NUT, Nylock 3/8-16 

 

(1)  PLATE, ceiling, 4” X 4” 

(12)  WASHER, flat, 3/8” 

 

(2)  CLAMP, U, 2”pipe 

(1)  SETSCREW, 10-24 X ¼” 

 

(4)  BOLT, hex, 3/8-16 x 1” (1) 

WRENCH, 

Allen, 

3/32” 

 

(4)  BOLT, hex, 3/8-16 x 2” 

 
1.  Secure the hang down truss plate to a structural member (see Figure 1) in the desired location using two 

clamps, four 3/8-16 X 2” bolts, and four 3/8” flat washers (SEE WARNING ABOVE). 

2.  Secure the ceiling plate to the truss in the desired location using four 3/8-16 X 1” bolts, four 3/8-16 

Nylock nuts, and four 3/8” flat washers. 

3.  Install NPT 1½” pipe and secure using 10-24 X ¼” setscrew. 

 

Setscrew Location