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Fig. 14 — Horizontal Duct Panels In Place
Step 8 — Install Outside Air Hood
ECONOMIZER AND TWO-POSITION DAMPER HOOD
PACKAGE REMOVAL AND SETUP - FACTORY OPTION
1.
The hood is shipped in knock-down form and must be
field assembled. The indoor coil access panel is used as
the hood top while the hood sides, divider and filter are
packaged together, attached to a metal support tray using
plastic stretch wrap, and shipped in the return air compart-
ment behind the indoor coil access panel. The hood assem-
bly's metal tray is attached to the basepan and also
attached to the damper using two plastic tie-wraps.
2.
To gain access to the hood, remove the filter access panel.
(See Fig. 15.)
FILTER ACCESS PANEL
Fig. 15 — Typical Access Panel Locations
3.
Locate the (2) screws holding the metal tray to the basepan
and remove. Locate and cut the (2) plastic tie-wraps secur-
ing the assembly to the damper (see Fig. 16). Be careful to
not damage any wiring or cut tie-wraps securing any wiring.
SCREWS
DUCT COVERS
SHEET METAL
FACE UP
BASEPAN
COMPRESSOR
ACCESS PANEL
OUTDOOR-AIR OPENING AND
INDOOR COIL ACCESS PANEL
Fig. 16 — Economizer and Two-Position Damper Hood
4.
Carefully lift the hood assembly (with metal tray) through
the filter access opening and assemble per the steps outlined
in "Economizer Hood and Two-Position Hood" section.
ECONOMIZER HOOD AND TWO-POSITION HOOD
NOTE: If the power exhaust accessory is to be installed on the
unit, the hood shipped with the unit will not be used and must be
discarded. Save the aluminum filter for use in the power exhaust
hood assembly.
1.
The indoor coil access panel will be used as the top of the
hood. Remove the screws along the sides and bottom of
the indoor coil access panel. See Fig. 17.
INDOOR
COIL
ACCESS
PANEL
Fig. 17 — Indoor Coil Access Panel Relocation
2.
Swing out indoor coil access panel and insert the hood
sides under the panel (hood top). Use the screws provided
to attach the hood sides to the hood top. Use screws pro-
vided to attach the hood sides to the unit. See Fig. 18.
15
Hood Parts
Plastic Tie Wrap
Qty (2)
Screws for Metal Tray
Qty (2)
Parts Location
TOP
PANEL
CAULK
HERE
TOP
PANEL
INDOOR
COIL
ACCESS
PANEL
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Troubleshooting
