ERICO CADDY ROD LOCK Bottom-Mount Duct Bracket User Manual
INSTRUCTION SHEET
CADDY® ROD LOCK
Bottom-Mount Duct Bracket
Part Number
CRLD37BEG
CRLDM8BEG
CRLDM10BEG
*Note: (4) screws are required for non-duct application.
**CRLD37BEG (3/8") and CRLDM10BEG (M10) were verified by the
SMACNA Testing and Research Institute to be acceptable alternatives
to the duct hanger systems described in the ANSI
Duct Construction Standards (HVAC-DCS) 3rd edition, Chapter 5,
Tables 5-1 and 5-1M
Article
Number
N/A
390015
390016
Rod Size
3/8"
M8
M10
2-1/2 [64mm]
Slot Width
3/4" [19mm]
Typical
Load Rating for
general applications*
(3.0 safety factor)
600 lbs [2,650 N]
600 lbs [2,650 N]
600 lbs [2,650 N]
/SMACNA HVAC
®
Duct Width
+1-1/2" [38mm]
Rectangular Duct Application
Max. Half of
Duct
Perimeter***
P/2 = 30"
P/2 = 72"
P/2 = 96"
P/2 = 120"
P/2 = 168"
P/2 = 192"
***P/2 = (Duct Height) + (Duct Width)
3/8", M8, M10 Threaded Rod Sizes**
"L" Dimension
L = 10ft [3m]
--
-- --
-- --
L = 8ft [2.4m]
"L" DIMENSION
Duct Height
Duct Width
L = 5ft [1.5m]
Step 0:
Step 1:
Install six (6) self-
Rotate lock nut counter clockwise
until reaches stopping position
Maximum Open Position
Step 2:
Lift duct into place.
drilling screws
(included) at
marked location
on bracket.
Push bracket on
to threaded rods
Bottom of duct
WARNING:
ERICO products shall be installed and used only as indicated in ERICO product instruction sheets and training materials. Instruction sheets are available at
1.
www.erico.com
ERICO products must never be used for a purpose other than the purpose for which they were designed or in a manner that exceeds specified load ratings.
2.
All instructions must be
3.
Improper installation, misuse, misapplication or other failure to completely follow ERICO's instructions and warnings may cause product malfunction, property
4.
damage, serious bodily injury and death.
Products that are manufactured using spring steel components shall be used only in a non-corrosive indoor environment.
5.
All pipe supports, hangers, intermediate components and structural attachments must ONLY be used as described herein and are NEVER to be used for any
6.
other purpose.
NOTE: All load ratings are for static conditions and do not account for dynamic loading such as wind, water or seismic loads, unless otherwise noted.
The customer is responsible for:
a. Conformance to all governing codes.
b. The integrity of structures to which the products are attached, including their capability of safely accepting the loads imposed, as evaluated by a qualified
engineer.
c. Using appropriate industry standard hardware as noted above.
SAFETY INSTRUCTIONS:
All governing codes and regulations and those required by the job site must be observed.
Always use appropriate safety equipment such as eye protection, hard hat, and gloves as appropriate to the application.
ANSI is a registered trademark of American National Standards Institute
CADDY, CADWELD, CRITEC, ERICO, ERIFLEX, ERITECH, and LENTON are registered trademarks of ERICO International Corporation.
and from your ERICO customer service representative.
completely
followed to ensure proper and safe installation and performance.
TECHNICAL SUPPORT:
www.erico.com
CFS473_F
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© 2013, 2014 ERICO International Corporation.
INSTRUCTION SHEET
Step 3:
Position duct for assembly
Positioned at nearest end
Previously installed duct
Gap 1-1/2" [38mm] for Flanged duct or
1/2" - 1" [13mm - 25mm] for Slip and Drive duct
Step 4:
Push duct together.
Previously installed duct
Step 5:
Complete duct joint.
Previously installed duct
New duct
Tighten lock nut
New duct
Push new duct toward
previously installed duct.
New duct
Complete duct
joint for Flange or
Slip and Drive
connection.
: (Optional)
Step 6
Install fourth screw to
each bracket.
Fine duct height adjustment by wrench:
Clockwise = duct down
Counter-Clockwise = duct up
Fourth screw on each
bracket is optional if bracket
is excessively tilted inward.
CADDY, CADWELD, CRITEC, ERICO, ERIFLEX, ERITECH, and LENTON are registered trademarks of ERICO International Corporation.
TECHNICAL SUPPORT:
www.erico.com
CFS473_F
2 OF 2
© 2013, 2014 ERICO International Corporation.
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