Venstar T1900 Installation - Manual (Page 5)

Page 1.1
SECTION 1
Preparation
1
Assemble tools
Flat Blade
Screwdriver Wire cutter
& Stripper
Make sure your Heater/Air Conditioner is working
properly before beginning installation of the
thermostat.
Carefully unpack the thermostat. Save the screws,
bracket, and instructions.
Turn off the power to the Heating/Air Conditioning
system at the main fuse panel. Most residential
systems have a separate breaker for disconnecting
power to the furnace.
Proper installation of the thermostat will be
accomplished by following these step by step
instructions. If you are unsure about any of these
steps, call a qualified technician for assistance.
AUTO
I2:00 Pm
HEAT COOL 72
74
AUTO
I2:00 Pm HEAT COOL 72
74
AUTO
I2:00 Pm HEAT COOL 72
74
AUTO
I2:00 Pm
HEAT COOL 72
74
AUTO
I2:00 Pm
HEAT COOL 72
74