Bryant Preferredt Series Installation Instructions Manual page 38

Option 31 — Daylight Savings Time Configuration (programmable models
only)
This selection allows the installer to set the thermostat to automatically change by
one hour on the specified day, month, and week specified.
OF (off) — Daylight Savings Time Function disabled.
1,2 On — The first time the UP/DOWN button is pressed, the value of this selection
changes from OF (off) to 1. When 1 is displayed, the days of the week and clock
digits will be turned on. The installer will set the start date (Spring) for Daylight
Savings Time by setting the day of the week by selecting the appropriate triangle
icon next to the days of the week, the month of the year will be set in the clock
hours location (range 1- 12) and the week of the month will be set in the clock
minutes location. The week of the month selections will be F, 2, 3, 4, and L for First,
2nd, 3rd, 4th, and Last. So for the first Sunday in April, the display would show
SUN, 4, F. When 2 is displayed, the installer will then choose the end date for
daylight savings time (Fall). To activate the function, the installer changes the "2"
by pressing the up button and "On" is displayed. The setting shall be left "On" to
enable the Daylight Savings Time function.
Default is OF (off).
Option 32 — Furnace Heat Staging Control (available only when the HP
thermostat is configured to operate AC equipment).
1 — Thermostat controls W1 output only and furnace controls the turn on and turn
off of higher stages of heat.
2 — Thermostat will control the W1 and O/W2/B outputs.
Default is 1.
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