White Rodgers 1F91-71 Thermostat User Manual


 
10
The Thermostat Buttons
7
Sets the system mode (HEATing, OFF,
COOLing, or AUTOmatic changeover [user
selectable feature]).
8
Selects fan operation (see #6, above). This
button is also used to program the fan to run
continuously during a program period.
9
Runs display forward or backward through
time, day, or anticipation settings during
programming.
10
Used with
TIME
FWD
and
TIME
BACK
to set current time
and day of the week.
11
Used during programming to set the day of
the week. Also used with
SET
CLOCK
to enter
anticipation setting mode.
12
Used to initiate or review thermostat pro-
gramming.
13
Used to start program operation after pro-
gramming. Also used to return thermostat
to program operation after being in HOLD
mode.
14
Used to manually override programming to
hold at a selected temperature (when HOLD
is displayed).
15
Used to advance thermostat program to the
next program period (for example, from the
MOR program to the DAY program).
16
(Blue arrow) Lowers temperature setting
(40°F or 4°C minimum).
17
(Red arrow) Raises temperature setting
(99°F or 37°C maximum)