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APPLICATION DATA
Condensate tra p — A 2 --in. (51 mm) condensate trap must be field
supplied.
1” (25mm) MIN.
2” (50mm) MIN.
TRAP
OUTLET
Ductwork —Securedownflow dischargeductworktoroofcurb.For
horizontal discharge applications, attach ductwork to unit with
flanges.
To convert a unit to downflow discharge — Units are equipped
with factory --installedinserts in the downflow openings. Removethe
inserts similar to removing an electrical knock --out. Leave on duct
covers to seal the horizontal discharge openings in the unit. Units
installed in horizontal discharge orientation do not require duct cov-
ers.
Minimum cooling ambient operating temperature —Allstan-
dard units have a minimum ambient operating temperature of 55°F
(12.7°C). With low--ambient cooling enabled at the UI, units can op-
erate at temperatures down to 0°F (--17.7°C).
Maximum operating outdoor airtemperature — Maximum out-
door operating air temperature for cooling is 125°F (51.6°C).
Balance Point Worksheet
0
10
20
30
40
50
60
70
-20 -10 0 10 20 30 40 50 60
Outdoor Air Temp (Deg F)
Building Heat Loss, 1000BTUH
Unit Integrated Heating Capacity,
1000BTUH
060
048
042
036
030
024
Based on Entering Indoor Air of 70 Deg. F and Rated CFM
C03008