SYSTEM OPERATION
15
HIGH VOLTAGE !
T
O
AVOID
PERSONAL
INJURY
OR
DEATH
DUE
TO
ELECTRICAL
SHOCK
,
DISCONNECT
ELECTRICAL
POWER
BEFORE
SERVICING
OR
CHANGING
ANY
ELECTRICAL
WIRING
.
The accessory load specications are as follows:
EAC 1.0 Amp maximum at 120 VAC
• Turn OFF power to the furnace before installing any
accessories.
• Follow the air cleaner manufacturers’ instructions
for locating, mounting, grounding, and controlling
accessories. Utilize 1/4” quick connect terminals to
make accessory wiring connections to the furnace
integrated control module.
• Connect the hot terminal utilized for accessory operation
to the EAC terminal and the neutral side of power to
NEUTRAL bus on the integrated furnace control or the
neutral connection in the furnace junction box.
• All eld wiring must conform to applicable codes.
• Connections should be made as shown.
• If it is necessary for the installer to supply additional line
voltage wiring to the inside of the furnace, the wiring
must conform to all local codes, and have a minimum
temperature rating of 105°C.
• All line voltage wire splices must be made inside the
furnace junction box.
These contacts could
also be used with compatible CO
2
sensors or Fire Alarms.
By default, an AUX switch is normally closed and opens
when the water level in the evaporator coil base pan
reaches an undesirable level. The control will respond
by turning o the outdoor condensing unit and display
EEd. If the AUX switch is detected closed for 30 seconds,
normal operation resumes and error messages are no
longer displayed.
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