5
NOTE: The 12-pin jumper plug should be saved for future use in
the event that the EconoMi$er
®
2 is removed from the unit. The
jumper plug is not needed as long as the EconoMi$er
®
2 system is
installed.
9. Install the bottom panel with the relief damper attached on the
unit. (See Fig. 7.) Screw panel in place.
NOTE: Remove the bottom screw holding the relief blade closed.
Fig. 7 — Bottom Panel Installation
10. Install the upper end economizer panel over the economizer’s
outside air damper, and above the bottom panel. Screw panel
in place and screw panel into economizer in 2 places. (See
Fig. 8.)
11. Assemble the outside air hood per Fig. 9-11.
a. Install filter supports (Item #1) to the upper end panel
using the screws provided.
b. Install each deflector (Item #8) on to each filter support
(Item #1) using the screws provided.
c. Apply seal strip to mating flanges on the side plates of
the hood (Item # 4 and #5).
d. Secure the side panels (Item #4 and #5) to the upper
panel using the screws provided.
e. Apply the seal strip to the mating flange of the hood.
(See Fig. 9).
f. Secure hood top (Item #3) to the upper panel using the
screws provided. On the 44 in. chassis remove the
screws from across the top cover of the unit. The rear
flange of the hood top will slide behind the unit top over
the flange.
NOTE: Screens may be left out at this time to allow for
EconoMi$er
®
2 adjustments.
g. Secure side retainers (Item #6) to side panels (Item #4
and #5) using the screws provided, screwing from the
outside of the hood.
h. Secure each central retainer (Item #2) to the hood top
(Item #3). Align the central retainers to the holes located
on the filter support (Item #1), so the central retainer is
perpendicular to the hood and each filter support. Secure
using the screws provided.
i. Apply seal strip to top diverters (Item #7).
j. Secure top diverters (Item #7) to the hood top (Item #3).
k. Install outdoor air screens by sliding them into each of
the four spaces created by the hood, filter support and,
central retainers. (See Fig. 10.) First insert the air screens
into the pocket created at the end of the hood (Item #3),
then fully put the air screen into place. Slide the air
screens back into the pocket created in the filter support
(Item#1). Repeat this step for each air screen. (See
Fig. 10.) See Fig. 11 for complete hood assembly.
.
NOTE: Access to the economizer actuator is through the HVAC units
left side panel.
Fig. 8 — End View of Unit
12. Install the hood screens and other approved EconoMi$er
®
2
accessories.
13. Install the hood assembly onto the unit (see Fig. 10 and 11).
14. If barometric relief is required, remove the relief damper and
hinges from the (provided) bottom panel used on vertical
applications. Reinstall the hinges and damper on the side of
the field-supplied return duct. (See Fig. 12.)
NOTE: A relief hood for the horizontal application can be ordered
separately (part number CRBARHOD001A00) or can be
field-supplied.
15. Install the hood screens and other approved EconoMi$er
®
2
accessories.
Remove Shipping
Screw
Bottom Panel
With Relief
Damper
Upper
Economizer
Panel
Shroud
EconoMi$er X
Economizer
Actuator
Re
lief D
am
per
Provided
Upper Panel
Economizer
Outside Air
Damper
Provided
Bottom Panel
With Relief
Relief Damper
Remove
Shipping
Screw
Insert two (2) screws through the
panel and into the economizer