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Page 2.080
11/09 IOM-1290FINST
INSTALLATION INSTRUCTIONS: MODELS 1290F & 1290F-SS
TRUE ROUND FIRE DAMPER
1 1/2 HOUR LABEL • FOR USE IN DYNAMIC OR STATIC SYSTEMS
VERTICAL OR HORIZONTAL MOUNTING
Dimensions are in inches (mm).
Blade
Shaft
Actuator
Driveshaft
1" (25)
Min. Typ.
1
2
3
4
Actuator
Driveshaft
Blade
Shaft
1" (25)
Min. Typ.
1
2
3
4
5
7
5
Steel or Wood
6
3
4
2" (51)
1/2" (13)
1" (25)
H
4
1/8" (3) Ø
1/4" (6) Ø
C
90º B
B
H = cutline
- 1/8" (3)
9
8
Cutline on
damper/retaining
plate
4
B
1/2" (13) Typ.
A
1/2" (13) Typ.
R + 1
R + 2
3/16" Ø (5)
D1
D2
B
2
Cut
Cut
2 additional holes/screws
required when single side
retaining plate is used.
See note 5 on page 2.
A and B = Nom. Damper dia. plus 3" (76)
D1 = Nom. Damper dia. minus 3/16" (5) for Retaining Plate
D2 = Nom. Damper dia. for Damper Plate
R = Nom. Damper Radius
ITEMS:
1.
Model 1290F or 1290F-SS fire damper.
2.
Retaining Plate, 20 gauge (1.0) galvanized steel (1290F) or stainless steel (1290F-SS).
3.
Damper Plate, 20 gauge (1.0) galvanized steel (1290F) or stainless steel (1290F-SS).
4.
Splice clips, 20 gauge (1.0) galvanized steel (1290F) or stainless steel (1290F-SS), two pairs for each plate.
5.
Steel or wood runner.
6.
Retaining clip - 1" x 1" x 1" (25 x 25 x 25) 20 gauge (1.0) galvanized steel (1290F) or stainless steel (1290F-SS) angle (see note 5).
7.
#10 sheet metal screw
8.
1/8" (3) dia. steel pop rivet, or #10 x 1/2" (13) sheet metal screws, or tack or spot welds.
9.
1/4" (6) dia. x 1" (25) long nut and bolt for securing splice clip halves together.
Figure 1. Masonry Wall or Floor
Figure 2. Drywall Partition
Splice Clip Detail,
8 required
(4 pairs, two different sizes)
Splice Detail
Damper and Retaining Plates Detail
Figure 3. Damper Plate
For Metal and Wood Stud Framing in
Drywall Partitions instructions;
See doc. FDSWSFINST
Page 1 of 2
QUALIFICATIONS:
•
UL 555 & CAN/ULC-S112 CLASSIFIED FIRE DAMPER 1 1/2 hr. Label (File #’s R9492 & R19569).
•
Meets NFPA 80, 90A and 101 as well as IBC & NBC (Canada) Building Code requirements.
•
California State Fire Marshall Listing No. 03225-0935:101.
•
City of New York. MEA# 336-03-M.
•
These dampers are qualified for installation in 1 hr. and 2 hr. rated masonry walls or floors
and 1 hr. and 2 hr. rated metal or wood stud drywall partitions.
Refer to the
UL Classification
Marking on the
Product
Driveshaft
Driveshaft
