Greenheck Fan Ventilation Hood 461336 User Manual

PartꢀNumberꢀ463543  
INSTALLATIONꢀINSTRUCTIONꢀSUPPLEMENT  
FSDꢀSeriesꢀ  
FieldꢀSuppliedꢀSleevesꢀonꢀFireꢀ  
Refer to:  
SmokeꢀDampers  
‘Installation Instructions for FSD-XXX, DFD-XXX, CFSD-XXX, &  
SSFSD-XXX, Series Fire & Combination Fire Smoke Dampers’  
(Part #461336)  
“ULꢀCLASSIFIEDꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ  
1.ꢀ GAUGESꢀANDꢀLENGTHSꢀOFꢀFIREꢀDAMPERꢀ  
SLEEVES  
(seeꢀcompleteꢀmarkingꢀonꢀproduct)”  
“ULꢀCLASSIFIEDꢀtoꢀCanadianꢀsafetyꢀstandards ꢀ  
(seeꢀcompleteꢀmarkingꢀonꢀproduct)”  
Standards UL 555 & UL 555S  
All fire smoke dampers must be installed in a steel sleeve  
of the required gauge and length. See Table 1 for required  
minimum sleeve gauges. Maximum sleeve thickness is  
10 gauge (3.5mm). Sleeve inside dimensions must equal  
damper outside dimensions.  
Classifications Filed at UL under Listing #R13317  
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ꢃꢁꢄꢀJOꢂꢀNJOꢂꢅꢀꢃꢀꢃꢁꢆꢀJOꢂꢀNBYꢂꢇ  
Sleeves shall extend a maximum of 16 in. (406mm) beyond  
the wall or floor on the actuator side of the damper (see  
Figure 1). When an access door is incorporated as a part  
of the sleeve on the side opposite the actuator, the sleeve  
shall also extend a maximum of 16 in. (406mm) beyond the  
wall or floor. When there is no access door incorporated  
as part of the sleeve, the sleeve shall extend a maximum  
of 6 in. (152mm) beyond the wall or floor on the side of the  
damper opposite the actuator.  
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2.ꢀ ATTACHINGꢀFIREꢀDAMPERSꢀTOꢀSLEEVES  
"DUVBUPS  
All four sides of the damper frame must be attached to the  
sleeve with one row of attachments on each side of the  
frame. Attachments must be spaced a maximum of 6 in.  
(152mm) on centers and a maximum of 2 in. (51mm) from  
corners. A minimum of 4 attachments (2 on each side of  
the frame) per side (16 per damper) are required. One of  
the methods of attachment shown below must be used.  
• tack or spot welds  
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-
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ꢊꢀJOꢂꢀNBYꢂ  
5
X
Dampers may be mounted either  
vertically or horizontally. Blade  
axis must always be horizontal.  
4MFFWFꢀ-FOHUIꢀ -ꢇ  
Fig. 1  
• #10 sheet metal screws  
1
/4 in. (6mm)bolts and nuts  
3
/16 in. (4.7mm)steel pop rivets  
MinimumꢀSleeveꢀThicknessꢀforꢀFireꢀDampers  
Type of Duct to  
Duct  
Duct Dimension  
in. (mm)  
Sleeve Gauge  
Sleeve Connection  
Rigid  
Round  
24 in. (610mm) max. diameter  
36 in. (914mm) max. width or  
24 in. (610mm) max. height  
16 (.060 in.)  
[1.5mm]  
Rectangular  
Rigid  
Round  
over 24 in. (610mm) diameter  
over 36 in. (914mm) width or  
over 24 in. (610mm) height  
14 (.075 in.)  
[2mm]  
Rectangular  
Breakaway  
(or no duct)  
Round or  
12 in. (305mm) wide and under  
26 (.018 in.) [.46mm]  
24 (.024 in.) [.6mm]  
22 (.030 in.) [.76mm]  
20 (.036 in.) [.9mm]  
18 (.048 in.) [1.2mm]  
Rectangular  
13 in. - 30 in. (330mm - 762mm) wide  
31 in. - 54 in. (787mm - 1371mm) wide  
55 in. - 84 in. (1397mm - 2134mm) wide  
85 in. (2159mm) wide and over  
Important Note: Sleeve thickness must not be less than the gauge of the connecting duct.  
UL Standard 555 requires all ducts to terminate at the fire damper sleeves or the damper frames.  
Tableꢀ1:ꢀMinimumꢀsleeveꢀthicknessꢀforꢀfireꢀdampers.  
Copyright © 2008 Greenheck Fan Corporation  
463543 Field Installed Sleeve Supplement Rev. 2 March 2008  
 

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