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Installation, Operation and Maintenance Manual
Please read and save these instructions for future reference. Read carefully before attempting to assemble, install,
operate or maintain the product described. Protect yourself and others by observing all safety information. Failure
to comply with these instructions will result in voiding of the product warranty and may result in personal injury
and/or property damage.
C#5005978
Number
Description
1
Flooring Systems
2
Wood Truss
3
Air Ducts
4
CRD-310WT assembly
5
Mounting Angle
6
Resilient Channel
7
Gypsum Board
8
Grille
Finishing System
9
(not shown)
Isometric view of a CRD-3XX series damper.
This manual is the property of the owner and is required for future maintenance. Please leave it with the owner when
the jobs is complete.
®
1
2
5
7
3.69"
CRD-3xx, CRD-3xxL, CRD-3xxWT and
CRD-700 Series for SP Fans
3
Isometric view of CRD-310WT in wood truss system
Wires to ceiling fan
Wires from lighted grille
Isometric view for wiring the CRD-3XX series damper to
the lighted grille and ceiling fan.
Document 452832
4
6
8
Do not allow
interference in
this area
CRD Series for SP Fans
1
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Table of Contents
Related Manuals for Greenheck CRD-3 Series
Summary of Contents for Greenheck CRD-3 Series
- Page 1 Document 452832 CRD-3xx, CRD-3xxL, CRD-3xxWT and CRD-700 Series for SP Fans ® Installation, Operation and Maintenance Manual Please read and save these instructions for future reference. Read carefully before attempting to assemble, install, operate or maintain the product described. Protect yourself and others by observing all safety information. Failure to comply with these instructions will result in voiding of the product warranty and may result in personal injury and/or property damage.
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Page 2: Table Of Contents
Maintenance ............8 Model CRD-310, 320, 350, 360, 310L, 320L, 310WT Troubleshooting ............ 8 and 700 are specific sizes of Greenheck’s model DFD-350 dampers equipped with hardware to facilitate installation with Greenheck model SP ceiling exhaust fans. -
Page 3: Plaster Flange Application
Plaster Flange Application Note: The plaster flange is required when the damper is installed in a combustible floor/ceiling assembly. Height When the damper is installed in a non-combustible Width ceiling/floor assembly, the plaster flange is not required and can be discarded. When unpacking the flange kit from the damper, remove all tape residue from the CRD Damper damper and plaster flange. -
Page 4: Damper Installation To A Sp Fan
Damper Installation to a SP Fan main runners, cross tees, or trusses. If required, a 1. General: The fan/damper assemblies described maximum of one runner or cross tee may be cut in these instructions, when installed as shown, to enable proper damper location and installation. provide appropriate protection for air inlet or outlet Each cut end shall be supported by a minimum 12 penetrations in the ceiling membrane of floor/ceiling... -
Page 5: Installation
ETL Installation - 1 Hour Combustible Floor/Ceiling Assemblies (formerly Warnock Hersey) Figure 6: CRD with SP Fan Ceiling Exhaust Fan Installation 1. Fan/damper assemblies installed in combustible floor ceiling assemblies with gypsum board ceilings require the use of a plaster flange (Item 3 in Figure 6). A plaster flange kit, which comes with all of the necessary mounting hardware, is supplied with the unit. -
Page 6: Ul/Cul - 1 Hour Combustible Floor/Ceiling
UL/cUL Installation - 1 Hour Combustible Floor/Ceiling Assemblies Figure 1: CRD with SP Fan Ceiling Exhaust Fan Installation These instructions describe the installation of a CRD-310WT in designs: L528, L546, L558, L562, L574, 1. Fan/damper assemblies installed in combustible floor L576, L581, L583, L585, L592, M501, M503, M508, ceiling assemblies with gypsum board ceilings require P533, P538, P545, P547, P548, and P554 as detailed in... -
Page 7: Ul/Cul - 3 Hour Non -Combustible Floor/Ceiling
UL/cUL Installation - 3 Hour Non Combustible Floor/Ceiling Assemblies Concrete Floor Beam Steel SP Fan Joists #10-32 Threaded Steel Rod Hanging Vibration #10 x ¾ in. SMS Isolation Steel Hanger Wires 6 in. Max. Centers, (12 SWG minimum) Ceiling Radiation 2 Min./Side Damper Fire Rated Ceiling... -
Page 8: Maintenance
As a result of our commitment to continuous improvement, Greenheck reserves the right to change specifications without notice. Product warranties can be found online at Greenheck.com, either on the specific product page or in the literature section of the website at Greenheck.com/Resources/Library/Literature.