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Screw
Wiring
Harness
Fig. 20 - Top View of Horizontal EconoMi$er X
Installed in Unit
NOTE: The 12- pin jumper plug should be saved for
future use if the EconoMi$er X is removed from the unit.
The jumper plug is not needed as long as the EconoMi$er
X is installed.
12. Remove indoor fan motor access panel. See Fig. 21.
Thermostat
Center Post
Connection
Access Panel
Fig. 21 - Typical Indoor Fan Motor Access Panel
Locations
13. The mixed (or supply) air temperature sensor looks
like an eyelet terminal with wires running to it. The
sensor is located on the "crimp end" and is sealed
from moisture. Locate the sensor in the economizer
hardware bag. Mount the mixed air temperature
sensor (provided) to the lower left section of the
indoor fan blower housing. See Fig. 22. Use the screw
provided and use existing hole. Locate the orange and
brown wires in the wire bundle in the indoor fan
section. Connect the orange and brown wires to the
corresponding
connections
temperature sensor. See Figs. 73 and NO TAG
(Wiring Diagrams). Reinstall indoor fan motor access
panel.
Fig. 22 - Mixed Air Sensor Placement
Filters
EconoMi$er X
Plug
EconoMi$er X
Actuator
Indoor Fan Motor
Access Panel
on
the
mixed
air
14. While everything is open, install and wire any other
accessories
and/or
convenient per their installation instructions and/or
the Configuration section of this instruction. Some
accessories require that unit ducting already be
installed.
15. On some units, the EconoMi$er X and hood do not
reach to the top of the unit. In this case, a front
blank- off panel must be installed. Install provided
front blank- off panel above hood. Screw in place. See
Fig. 24.
NOTE:
The front blank- off panel must be installed
before the hood because the top of the hood fits into a
channel in the bottom of the panel.
16. Install the EconoMi$er X hood over the EconoMi$er
X. Use screws provided. See Fig. 23 and 24. Insert
screw through right side flange of hood into
EconoMi$er X flange.
EconoMi$er X
Hood
Fig. 23 - EconoMi$er X Hood Installation
EconoMi$er X
Hood
Fig. 24 - Front Blank- Off Panel Installation Panel
17. On some units, the return damper does not reach to
the top of the horizontal return opening in the unit. In
this case, a horizontal blank- off must be installed.
Install the horizontal blank- off at the top of the
horizontal return opening. See Fig. 27. Screw in place
through pre- punched holes.
16
sensors
as
applicable
Access Door
to Filters
Front Blank-Off Panel
Access Door
to Filters
and
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