Installation - Greenheck FD 150X Installation, Operation And Maintenance Instructions

See Section 2
"K" side
See Section 2
Damper
Type A
See Section 2
See Section 2 Damper
On types R & CR factory
furnished duct collar qualifies
as breakaway connection, see
Section 5
Figure 3: Horizontal mount type A, type B, and type C,
Co, CR, R damper installation diagrams.
5. mULtIPLE SECtIon FIRE DAmPERS
When multiple sections are shipped unassembled,
installer shall fasten dampers together as described in
Section 3. table 1 shows maximum sizes for multiple
section damper.
4
Retaining Angles
(See Section 4)
Wall or Floor
Sleeve
(see sections 2 & 3)
Duct
Retaining Angles
(See Section 4)
"K" side
Wall or
Floor
Sleeve
(see sections 2 & 3)
Duct
Type B
Duct
"K" side
Wall or
Sleeve
Type C, CO, CR, & R
Damper Model
FD-150X (H or V)
DFD-150X (V)
DFD-150X (H)
Note: V = Vertical mount & H = Horizontal
* Sizes are based on damper with no transitions.
table 1:
Recommended Preparation of
openings in Wood and metal Stud
Walls
• Frame wall openings as shown in Figure 4.
• D ouble vertical studs are not required for openings
36 in. x 36 in. (914mm x 914mm) or smaller.
• G ypsum wall board must be fastened 12 in. on center
to all stud and runner flanges surrounding opening (see
Figure 5).
• A ll construction and fasteners must meet then
requirements of the appropriate wall design.
(See UL Fire Resistance Directory)
floor
Figure 4: Preparation detail for opening in stud wall.
Maximum Sizes
for Single Section
Dampers*
in. (mm)
48 x 48 (1219 x 1219)
36 x 36 (914 x 914)
30 x 30 (762 x 762)
maximum sizes for single and multi-section
dampers.
Maximum Overall
Size for Multi-
Section Dampers*
in. (mm)
96 x 48 or 120 x 40
((2438 x 1219) or
(3048 x 1016)
72 x 48 or 60 x 60
(1829 x 1219) or
(1524 x 1524)
48 x 36 (1219 x 914)