Table 1: EPA program
MORN
DAY
EVEN
NITE
HEAT
6:00am
8:00am
6:00pm
10:00pm
All Days
70 F
62 F
70 F
62 F
MORN
DAY
EVEN
NITE
COOL
6:00am
8:00am
6:00pm
10:00pm
All Days
78 F
85 F
78 F
82 F
To change the program
Make sure the thermostat mode is set to either HEAT or COOL, then press the
Prog button to display the Program screen. The programmed start time is
displayed on the upper left. The Time Slot icon indicates the active time slot in
the default program (MORN, DAY, EVEN, NITE). The programmed target
temperature is shown on the main display.
The heat and cool programs are separate.
On the Program screen:
• To select the
day
you want to program, touch the Day area to cycle through
the days of the week to the desired day.
• To select the
time slot
(period) you want to program (MORN, DAY, EVEN, or
NITE), touch the time slot area to cycle through to the desired period.
• To select the desired
start time
of that time slot, touch the time arrows to
display the desired starting time. (Hold the arrow down for fast time scrolling.)
• To select the desired
target temperature
for that time slot, touch the +/-
arrows to display the desired temperature.
• To
copy
one day’s programming to the next day, touch COPY DAY once.
The information for the current day will be copied to the next day which will
appear on the screen. Holding down COPY for over 3 seconds will copy to all
seven days.
• Touch the
Home
icon to return to the Home screen.
Other functions
Save Energy button
The Save Energy feature on the thermostat provides a simple, easy-to-use way
to help you manage your energy use. This feature automatically adjusts your
target temperature up in COOL or down in HEAT by 4 F. To use the Save Energy
8
IS-ZW-TSTAT-300 Advanced Thermostat Operation Guide
