Installation Instructions
CMA101
7
Threaded Rod Installation
IMPORTANT ! :
The CMA101 ceiling plate may be
installed via threaded rods to 1-5/8” wide Unistrut ceiling
channels spanning a maximum distance of 48". The total
combined weight of all components attached to the
CMA101 MUST NOT exceed the allowable load of the
channel!
NOTE:
The CMA101 may be suspended from four 5/16-18
Grade ASTM A307 or better threaded rods (not
included) which are secured to Unistrut by 5/16" Grade
2 or better nuts (not included). Threaded rods must
have 18 threads per square inch.
1.
Secure one end of each of the four threaded rods (not
included) to the structural member.
2.
Install one 5/16" nut (not included) and one 5/16" washer
(not included) onto each threaded rod.
3.
Install CMA101 onto threaded rods, inserting the rods into
the four holes on top of the CMA101.
4.
Secure the threaded rods to the CMA101 with one 5/16" nut
(not included) and one 5/16" washer (not included) on each
threaded rod. (See Figure 5)
Figure 5
Attaching Column to CMA101
1.
Install 1-1/2" NPT or NPSM following ANSI/ASME B1.20.1
(Schedule 40, 0.154" minimum thickness steel or aluminum
- ASTM B221) threaded extension column (not included)
into threaded collar of CMA101 until tight, with a minimum
of four threads engaged. (See Figure 6)
2.
Install 5/16-18 x 3/8" set screw (B) [
OPTIONAL
: Use one
5/16-18 x 5/16" security set screw (C) for security
installation] into hole on ceiling plate (A) to secure pipe to
mount. (See Figure 6)
Figure 6
3
1
Secure to Unistrut
using nuts
3
4
Secure with
nuts and washers
(not included)
(not included).
Threaded
rods
(A)
(B)
1-1/2" NPT threaded
2
(A)
column (not included)
(C)
1
OR
