UP 
and DOWN 
- arrows - Pressing either 
or 
button changes the system's set point (desired room temperature). These buttons are also used for setting the Timer and other programming.
F
AUTO FAN
SET POINT
FRR100
F
AUTO FAN
SET POINT
FRR101
One press equals 1 degree of change. Holding the button down for more than 0.6 seconds starts the fast increment/decrement change of the set point.
TIMER SCHEDULE BUTTON -
TIMER
The SCHEDULE button has two main uses:
1.Used to preselect a TIMER 
or SCHEDULE function. (For
2. Used to turn on or activate the 
or
SCHEDULE 
.
3. To turn on your
SCHEDULE
go. The display at bottom right will show the TIMER icon 
or
SCHEDULE icon .
Example: |
|
TIMER is turned ON | SCHEDULE is turned ON |
TIMER (FACTORY DEFAULT) - The TIMER 
is the default on new units. The TIMER 
function allows you to turn the unit one time ON and one time OFF daily at the times that you select. For example, you can command the system to turn ON at 8:15 am and to turn OFF at 1:30 pm everyday. (To set the timer, see pages 15
SCHEDULE- The SCHEDULE 
has two options with factory
Schedule options are:
1.Residential Schedule - 40 hour work week
2.Commercial Schedule - 5 day business week (These factory
ºF - ºC Select
F
AUTO FAN
SET POINT
FRR132
To switch from degrees Fahrenheit (F) to Celsius (C), press 
and 
buttons simultaneously for three seconds.
FRR133
An “F” will flash for 5 seconds and then revert to a normal display. To change from F to C, press the 
or 
button within 5 seconds.
FRR134
A “C” will Àash for 5 seconds and then revert to a normal display.
C
AUTO FAN
SET POINT
FRR135
The ºF icon goes away and the ºC icon illuminates on the normal display.
12