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Step 1: Setting Basic Cooling Times and Temperatures.
M1540
3
AM
M1540
3
AM
M1540
3
AM
First program the
MORN time and
temperature, if
desired, for the
entire week.
Press and release until the
display shows PGM COOL.
Press and release until the
display shows MON TUE
WED THU FRI SAT SUN.
Press and release until the
display shows MORN.
Device
Day of
Week
Time
Period