before beginning thermostat operation:
1) Move the SYSTEM switch to HEAT.
2) Press PRGM to view the 1st weekday heating period time and
temperature.
Each time you press PRGM the next heating period time and temperature will
be displayed in sequence for weekday, then Saturday and Sunday program
periods (you may change any time or temperature during this procedure).
3) Press RUN.
4) Move the SYSTEM switch to COOL.
5) Repeat step 2 to check the cooling program.
6) Move the SYSTEM switch to HEAT or COOL and press RUN to begin
program operation.
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