12
Economizer
Cut Plastic Ties
(2) Places
Remove Hood Parts
C08633
Fig. 10 -- Economizer Parts, Shipping Location
Two Position Damper Hood Removal and Setup --
Factory Option
1. The hood is shipped in knock--down form and
assembled to a metal support tray using plastic
stretch wrap. Located in the return air compartment,
the assembly’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. 9.)
3. Locate the (2) screws holding the metal tray to the
basepan and remove. Locate and cut the (2) plastic
tie--wraps securing the assembly to the damper. (See
Fig. 11.) Be careful to not damage any wiring or cut
tie--wraps securing any wiring.
4. Carefully lift the hood assembly (with metal tray)
through the filter access opening and assemble per
the steps outlined in the following procedure
Economizer Hood and Two–Position Hood.
Hood Parts
Plastic Tie Wrap
Qty (2)
Screws for Metal Tray
Qty (2)
C08639
Fig. 11 -- Two--Position Damper, Shipping Location
Economizer Hood and Two--Position Hood—
1. The indoor coil access panel will be used as the top of
the hood. Remove the screws along the sides and bot-
tom of the indoor coil access panel. See Fig. 12.
TOP
PANEL
INDOOR
COIL
ACCESS
PANEL
INDOOR
COIL
ACCESS
PANEL
CAULK
HERE
TOP
PANEL
C06025
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
provided to attach the hood sides to the hood top. Use
screws provided to attach the hood sides to the unit.
See Fig. 13.
B
TOP
PANEL
INDOOR COIL
ACCESS PANEL
19 1/16”
SCREW
HOOD DIVIDER
LEFT
HOOD
SIDE
33 3/8”
(848mm)
(483mm)
C06026
Fig. 13 -- Economizer Hood Construction
3. Remove the shipping tape holding the economizer ba-
rometric relief damper in place.
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
bottom filter rack for the aluminum filter.
50TC
