Greenheck DFDR Series Installation, Operation And Maintenance Manual
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Greenheck DFDR Series Installation, Operation And Maintenance Manual

Fire and combination fire smoke damper
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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.
These instructions apply to 1
combination fire smoke dampers mounted in: 1)
masonry, block, or stud walls and 2) concrete floors or
ceilings. Specific requirements in these instructions are
mandatory. Dampers must be installed in accordance
with these instructions to meet the requirements of
UL 555 and/or UL 555S.
Receiving and Handling
Upon receiving dampers, check for both obvious
and hidden damage. If damage is found, record all
necessary information on the bill of lading and file
a claim with the final carrier. Check to be sure that
all parts of the shipment, including accessories, are
accounted for.
Dampers must be kept dry and clean. Indoor storage
and protection from dirt, dust, and the weather is
highly recommended. Do not store at temperatures in
excess of 100°F (38°C).
SAFETY WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, injury
or death. Read the installation, operating, and
maintenance instructions thoroughly before installing
or servicing this equipment.
®
⁄
hour rated fire and
1
2
Fire and Combination Fire Smoke Dampers
DFDR-XXX, FDR-XXX, FSDR-XXX, SEDFDR-XXX,
SEFSDR-XXX, SSDFDR-XXX, SSFDR-XXX,

Table of Contents

General Information . . . . . . . . . . . . . . . . . . 2
Electrical Guidelines . . . . . . . . . . . . . . . . . . 2
Pre-Installation Guidelines . . . . . . . . . . . . . . . 2
Preparation of Openings . . . . . . . . . . . . . . . . 3
Wall/Floor Openings . . . . . . . . . . . . . . . . . . 4
Floor Openings. . . . . . . . . . . . . . . . . . . . . 6
Duct to Sleeve Connections . . . . . . . . . . . . . . 6
Connections . . . . . . . . . . . . . . . . . . . . . . 6
Blade Orientation . . . . . . . . . . . . . . . . . . . 8
Damper Maintenance . . . . . . . . . . . . . . . . . 8
Damper Troubleshooting . . . . . . . . . . . . . . . . 8
Round Fire and Combination Fire Smoke Dampers
Document 481319
SSFSDR-XXX Series
1
⁄
Hour
1
2
1

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  • Page 1: Table Of Contents

    Document 481319 Fire and Combination Fire Smoke Dampers DFDR-XXX, FDR-XXX, FSDR-XXX, SEDFDR-XXX, ® SEFSDR-XXX, SSDFDR-XXX, SSFDR-XXX, SSFSDR-XXX Series ⁄ Hour 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.

  • Page 2: General Information

    Verify power before wiring actuator. necessary to install a removable section of duct. Greenheck is not responsible for any damage to, or (Refer to NFPA 90A). failure of the unit caused by incorrect field wiring. To...

  • Page 3: Preparation Of Openings

    Preparation of Openings • Frame wall openings as shown below (see Figure 1, 2, & 2A). • Gypsum wall board must be fastened 12 in. (305 mm) on center (O.C.) to all stud and runner flanges surrounding opening. • Prepare opening between studs and sleeve assembly as shown below (see Figure 3 & 4). •...

  • Page 4: Clearances Required Between Damper Sleeves And Wall/Floor Openings

    DO NOT PLACE RETAINER PLATE IN THIS GROOVE. DAMPER FRAME WOOD STUD 1.00 DO NOT PLACE RETAINER PLATE IN THIS GROOVE. Figure 3: wood stud DAMPER FRAME METAL STUD 1.00 DO NOT PLACE RETAINER PLATE IN THIS GROOVE. Figure 4: metal stud DAMPER FRAME WOOD STUD...

  • Page 5: Inserting Damper Into Wall/Floor Openings

    Inserting Damper into Wall/Floor Openings Insert the damper assembly into the prepared opening, to appropriate depth (see Figure 5 & 6). Special attention must be paid to ensure the following: 1) The (centerline) of the blade axle remains within the plane of the wall or floor 2) The sleeve does not extend more than 16 in.

  • Page 6: Securing The Damper/Sleeve Assembly To Wall And Floor Openings

    Securing the Damper/Sleeve Assembly to Wall and Floor Openings Damper assemblies must be installed in wall and floor openings using a single retaining plate on either side of the wall/floor or by using a retaining plate on both sides of the wall/floor. A single retaining plate is provided with the dampers.
  • Page 7 Temperature Response Device Connections RRL: The RRL (resettable link device) incorporates a single thermostat. When the thermostat temperature is reached, the sensor interrupts power to the actuator and the actuator's spring return mechanism causes the damper to close. Refer to Figure 8 for wiring of the RRL thermostat. OCI: The OCI (open or closed indicator) option contains two single pole single throw switches used to indicate the damper blade position.

  • Page 8: Blade Orientation

    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.

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