CHIEF MANUFACTURING INC.
8803-000024
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
TRUSS SPANNING ADAPTER
CMA-366
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.
Figure 1. CMA-366
Setscrew Location
