Bryant 548F - Manual (Page 16)

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C. Optional EconoMi$er
See Fig. 19 for EconoMi$er component locations.
1. To remove the existing unit filter access panel, raise
the panel and swing the bottom outward. The panel is
now disengaged from the track and can be removed.
Remove the indoor coil access panel and discard. See
Fig. 20.
If installing an optional Power Exhaust Assembly,
refer to the EconoMi$er Power Exhaust Installation
Instructions.
Controller should be mounted in vertical position as
shown in Fig. 19.
2. Assemble the hood assembly as follows:
Remove the EconoMi$er hood from its packaging.
Locate the outdoor air opening panel. See Fig. 21.
Remove hood assembly shipping brackets located on
the back (sloped) side of the EconoMi$er assembly.
These brackets are used to retain the hood assembly
during shipping only.
3. Install the 1 /
8
x 3 /
4
in. seal strip on the exhaust air
hood side panels and the bottom bracket. Assemble
the exhaust air hood to the outdoor air opening panel
as shown in Fig. 21, using the screws provided. Do
not attach hood assembly to unit at this time.
4. Install the 1 /
8
x 3 /
4
in. seal strip on the outdoor air
hood top and side panels. Assemble the outdoor air
hood to the outdoor air opening panel as shown in
Fig. 22, using the screws provided. Do not attach hood
assembly to the unit at this time.
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00 100 200 300 400 500 600 700 800
CFM
PRESSURE DROP
(in. wg)
Fig. 18 — Durablade Economizer Barometric
Relief Damper Characteristics
Fig. 19 — EconoMi$er Component Locations
BAROMETRIC RELIEF DAMPERS
CONTROLLER
ECONOMI$ER
PLUG
GEAR-DRIVEN
DAMPER
OUTDOOR AIR
TEMPERATURE
SENSOR
ACTUATOR
OUTDOOR-AIR
OPENING PANEL FILTER ACCESS
PANEL
Fig. 20 — Typical Access Panel Locations
SEAL STRIP
SEAL STRIP
OUTDOOR AIR
HOOD TOP
SCREEN
RETAINER
OUTDOOR AIR
INLET
SCREENS
OUTDOOR AIR
HOOD SIDES
ASSEMBLED
EXHAUST HOOD
OUTDOOR AIR
OPENING
PANEL
Fig. 21 — Exhaust Air Hood Assembly
OUTDOOR AIR
OPENING PANEL
SEAL STRIP
EXHAUST AIR SCREEN
EXHAUST AIR
HOOD TOP
SCREEN
RETAINER
EXHAUST AIR
HOOD SIDES
EXHAUST AIR
BOTTOM BRACKET
Fig. 22 — Outdoor Air Hood Assembly