White Rodgers 1F90W-71 Operation Manual page 18

Total Keypad Lockout
ON
1
Switch #1 ON
Switch #2 OFF
To enable total keypad lockout, move Group
A option switch #1 to ON (see figure above).
To disable total keypad lockout, move op-
tion switch #1 to OFF.
• LIMITED TEMPERATURE RANGE —
When Group A option switch #1 is in the
OFF position and option switch #2 is in the
ON position, the heating and cooling tem-
peratures may be changed using the
and buttons, but the temperatures
may not be set to exceed any programmed
maximum heating or minimum cooling tem-
18
Group A
Option
Switches
2
peratures. To enable limited temperature
range, move Group A switch #1 to the OFF
position and switch #2 to the ON position
(see figure below). To disable limited tem-
perature range, move switch #2 to the OFF
position (see TOTAL KEYPAD LOCKOUT
to determine the correct position of option
switch #1).
NOTE
Programming should be completed and batter-
ies should be installed before changing Group
A option switches #1 or #2.
Limited Temperature Range
ON
1 2
Switch #1 OFF
Switch #2 ON
Group A
Option
Switches