User Guide

Each day has two or four scheduled events (

Occupied1, Occupied2, Unocc1, and Unocc2

)

per day, depending on Service Menu configuration. Each event can be programmed with a

start time and Heat and Cool Setpoints. Heat Setpoint controls system heating during cold

weather. Cool Setpoint controls system cooling during hot weather. The T12000 Series is

preprogrammed with factory default settings for seven days of the week as follows:

Time Period Start Time Heat Setpoint

Temperature

Cool Setpoint

Temperature

Occupied1

8:00 am 70° F (21° C) 75° F (24.0° C)

Unocc1

10:00 pm 55° F (10° C) 85° F (29.5° C)

Occupied2

— — —

Unocc2

— — —

Note: To change the preprogrammed times and/or setpoint temperatures, follow the

instructions under “Program scheduled events.”

Note

: See Service Menu 240 to enable two or four scheduled events per day.

PROGRAM THE THERMOSTAT (T12500 MODELS ONLY)PROGRAM THE THERMOSTAT (T12500 MODELS ONLY)PROGRAM THE THERMOSTAT (T12500 MODELS ONLY)