Bryant 548F User 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

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

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

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