Manual de instrucciones de Greenheck Fan SSDFDR-XXX

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Part Number 462721
DFDR-XXX, ssDFDR-XXX,
FDR-XXX, and ssFDR-XXX MoDels
1
1 ⁄2 Hour Round Fire Dampers
Vertical and Horizontal Mount
Installation, Operation and Maintenance Instructions
DFDR-XXX, SSDFDR-XXX, FDR-XXX, and SSFDR-XXX
Model Dampers are intended for installation in accordance
with fire damper requirements established by:
National Fire Protection association
NFPA Standards 80, 90A, & 101
BoCa National Building Codes
ICBo Uniform Building Codes
IBC International Building Code

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table of Contents Pre-Installation Guidelines ...................................................................................2 Installation .........................................................................................................2-4 Maintenance .........................................................................................................4 Troubleshooting ....................................................................................................4 Pre-Ins

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Installation - Continued • Place the damper and attached retainer plate into the 2. sleeVe leNGtH aND Wall/FlooR wall/floor opening. tHICKNess • If a second retaining plate is being used, secure it on Insert the damper assembly into the prepared opening, the opposite side of the wall/floor to appropriate depth (see page 2, Fig. 1). Do Not PosItIoN RetaINeR Plate(s) IN Recommended maximum and minimum insertion depth C FRaMe GRooVe can be exceeded as long as the L of the damper blad

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6. Round Duct Connections Round duct connections shall be attached with #8 sheet metal screws as follows: • Ducts 22 in. (559mm) dia. and smaller shall have three screws. • Ducts larger than 22 in. (559mm) dia. and up to including 24 in. dia. shall have five screws. Note: All breakaway connections described may have duct sealant, PA2084T Duct Sealant Adhesive manufactured by Precision or DP1010 Water Base Duct Sealant manufactured by Design Polymetrics, applied in accordance