Venstar T1900 User Manual
Page 24
PROGRAMMABLE WITH AUTO CHANGEOVER - If the thermostat is
configured to be a programmable thermostat with Auto Changeover,
the following screens will be available by pressing the MODE button.
Press
MODE
Press
MODE
Press
MODE
Press
MODE
I2:00
Su
70
Pm
H
EAT
68
C
OOL
I2:00
Su
70
Pm
76
H
EAT
C
OOL
AUTO
I2:00
Su
70
Pm
68
76
OFF
I2:00
Su
70
Pm
Page 4.7
The HEAT
setting indicates the
temperature the room has to
reach before the furnace will
turn on to heat the room.
Heating Only
The COOL
setting indicates the
temperature the room has to
reach before the air conditioner
will turn on to cool the room.
Cooling Only
AUTO
will automatically select
heat or cool based on room
temperature demand.
Heating or Cooling
OFF
indicates both heating
and air conditioning
systems are turned off.
Off
Time Schedule for
Heating or Cooling
The Program On
setting wil
activate the time period
programming for the cooling
or heating setpoint ONLY
(Morning, Day, Evening
& Night Periods).
C
OOL
I2:00
Su
Day
Program On
70
Pm
76
H
EAT
68
4
Operating Mode when the Thermostat
is Configured to be:
Select the Mode by Pressing the MODE Button