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22-1752-10 11
Mechanical
Specifications
General
The 4TTX6 is fully charged from the fac-
tory for matched indoor section and up
to 15 feet of piping. This unit is designed
to operate at outdoor ambient tempera-
tures as high as 115°F. Cooling capaci-
ties are matched with a wide selection
of air handlers and furnace coils that are
AHRI certified. The unit shall be certi-
fied to UL 1995. Exterior is designed for
outdoor application.
Casing
Unit casing is constructed of heavy
gauge, G60 galvanized steel and
painted with a weather-resistant powder
paint on all louvers and panels. Cor-
rosion and weatherproof CMBP-G30
DuraTuff™ base.
Refrigerant Controls
Refrigeration system controls include
condenser fan, compressor contactor
and high pressure switch. High and low
pressure controls are inherent to the
compressor. A factory installed liquid line
drier is standard.
Compressor
The Climatuff
®
2-stage compressor
features internal over temperature and
pressure protection and hermetic motor.
Other features include: roto lock suction
and discharge refrigerant connections,
centrifugal oil pump and modular plugs
for electrical connections.
Condenser Coil
The outdoor coil provides low airflow
resistance and efficient heat transfer.
The coil is protected on all four sides by
louvered panels.
Low Ambient Cooling
As manufactured, this unit has a cool-
ing capability to 55°F. For low ambient
cooling below 55° see Application Guide
APP-APG013-EN.