White Rodgers 1F90-51 Thermostat User Manual


 
10
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
(Red arrow) Raises temperature set-
ting (99°F or 37°C maximum).
The Thermostat Buttons
7
Sets the system mode (HEATing, OFF, or
COOLing).
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.
11
Used with
TIME
FWD
and
TIME
BACK
to set the day of the
week. Also used in conjunction with
SET
CLOCK
to
enter anticipation setting mode.