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3.
Carefully lift the hood assembly (with metal tray)
through the filter access opening and assemble per the
steps outlined in the Economizer Hood and Two-Position
Hood section below.
ECONOMIZER 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. 12.
INDOOR
COIL
ACCESS
PANEL
Fig. 12 — 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 pro-
vided to attach the hood sides to the hood top. Use
screws provided to attach the hood sides to the unit. See
Fig. 13.
LEFT
HOOD
SIDE
19 1/16"
B
(483mm)
HOOD DIVIDER
Fig. 13 — Economizer Hood Construction
TOP
PANEL
TOP
PANEL
CAULK
HERE
INDOOR
COIL
ACCESS
PANEL
TOP
PANEL
INDOOR COIL
ACCESS PANEL
SCREW
33 3/8"
(848mm)
3.
Remove the shipping tape holding the economizer baro-
metric relief damper in place (economizer only).
4.
Insert the hood divider between the hood sides. See
Fig. 13 and 14. Secure hood divider with 2 screws on
each hood side. The hood divider is also used as the bot-
tom filter rack for the aluminum filter.
5.
Open the filter clips which are located underneath the
hood top. Insert the aluminum filter into the bottom filter
rack (hood divider). Push the filter into position past the
open filter clips. Close the filter clips to lock the filter
into place. See Fig. 14.
6.
Caulk the ends of the joint between the unit top panel and
the hood top.
7.
Replace the filter access panel.
DIVIDER
BAROMETRIC
RELIEF
Fig. 14 — Economizer Filter Installation
Step 9 — Units with Hinged Panels Only
Relocate latch shipped inside the compressor compartment
behind the hinged compressor door to location shown in
Fig. 15 after unit installation.
If the unit does not have hinged panels, skip this step and
continue at Step 10 below.
COMPRESSOR DOOR
Fig. 15 — Compressor Door Latch Location
Step 10 — Install Flue Hood
Flue hood is shipped screwed to the basepan beside the
burner compartment access panel. Remove from shipping lo-
cation and using screws provided, install flue hood and screen
in location shown in Fig. 16.
12
OUTSIDE
AIR
HOOD
CLEANABLE
ALUMINUM
FILTER
FILTER
FILTER
CLIP
OUTDOOR COIL
LATCH
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