SPECIFIC APPLICATION BY MODEL (Continued)
DUKE Chain Broiler – Model FBB-High Proximity
DUKE Chain Broiler With or Without Catalyst View:
• Nozzle Quantity/Type: One 290 nozzle
• Nozzle Height: 15 to 20 in. (381 to 508 mm) above top of
appliance
• Nozzle Location: Centered 6 1/2 in. (165 mm) back from
front feed edge of appliance. Nozzle must be oriented to
spray onto impedance plate.
• Nozzle Aiming Point: Aimed at center of impedance plate
Side View
6 1/2 IN.
(165 mm)
290
NOZZLE
IMPEDANCE
PLATE
LOW SIDE
OF PLATE
DUKE Chain Broiler With or Without Catalyst View
Exhaust Deector Size – 6.25 in. (159 mm) x 26.75 in.
(679 mm):
• Nozzle Quantity/Type: Two 245 nozzles
• Nozzle Height: 8 in. to 15 in. (203 mm to 381 mm) above top
of appliance.
• Nozzle Location: 6.5 in. (165 mm) from front or back edge
of hazard
First nozzle positioned 17.25 in. (438 mm)
from right side of broiler (facing broiler)
Second nozzle positioned 15 in. (381 mm)
from rst nozzle
Nozzle must be oriented to spray onto
impedance plate.
• Nozzle Aiming Point: Aimed at at center of impedance plate
Note: If the deector or ue gas diverter is rotated 180 degrees,
the nozzles must also rotate to discharge into the opening.
Front View (Feed Side)
15-20 IN.
(381-508 mm)
290 NOZZLE
FIGURE 4-83
007414
6 1/2 IN. (165 mm)
FROM EDGE OF APPLIANCE
THAT IMPEDANCE PLATE IS
ANGLED TOWARD
(SEE SIDE VIEW)
PRODUCT
OUTPUT
PERFORATED
GRILL
CENTER
DUCT
15 IN.
(381 mm)
17 1/4 IN.
(438 mm)
TOP VIEW
008100
PRODUCT
INPUT
FIGURE 4-84
6 1/2 IN. (165 mm)
FROM EDGE OF
APPLIANCE THAT
IMPEDANCE
PLATE IS ANGLED
TOWARD
8 IN. (203 mm) to
15 IN. (381 mm)
NOZZLE HEIGHT
PRODUCT
OUTPUT
FLUE GAS
DIVERTER
BACK FRONT
245 NOZZLE
PRODUCT
INPUT
SIDE VIEW
008099
SECTION 4 – SYSTEM DESIGN
UL EX3470 ULC EX3470
PAGE 4-42 REV. 11 2014-SEP-01
R-102 Restaurant Fire Suppression Manual
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