Operation; System Settings; Fan Settings - Lennox T7300 Installation Instructions Manual

OPERATION

System Settings

Heat−Thermostat controls the heating system.
Off−both heating and cooling systems are off.
Cool−Thermostat controls
Auto−Thermostat automatically changes between heat
and cool operation, depending on indoor temperature.

Fan Settings

Auto−Fan runs only when heating/cooling system is on.
On−Fan runs continuously.
Table 4 shows default program settings. See Owner's
Guide for complete instructions to change the program.
Table 4 − Energy Star Default Program Settings
Schedule Schedule
Time Time
Period
08:00
Occ1
am
10:00
Unocc1
pm
a
Occ2 −−−−
a
Unocc2 −−−−
a
The thermostat default setting is two period only. To use
four periods, change the appropriate setup parameter.
the cooling system.
Setpoints
Fan Fan
Setting
Heat Cool
o o
70 F 75 F
Auto
o o
(21 C) (24 C)
o o
55 F 85 F
Auto
o o
(10 C) (29.5 C)
Outdoor
Sensor
Allow outdoor or indoor temperature sensor to absorb
the air for a minimum of five minutes before taking a
reading. See the Sensor instructions for more
information.
Economizer/TOD Logic (Table 5)
Table 5 − Terminal A Operation
Effective Effective
Occupancy
Occupied
Unoccupied Unoccupied
Override
Page 12
or Indoor Temperature
Terminal A
Call for Call for
Cool
− Energized
Yes De−energized
No De−energized
− Energized
TOD