18
SYSTEM
SWITCH
until the desired operating mode
is displayed. Turn the thermostat body
over. Use a pencil or small screwdriver to
move option switch #4 to ON (see figure on
previous page). Replace the thermostat body
on the wall. After moving switch #4 to the
ON position, you will not be able to make
any changes to thermostat programming
or operation (all buttons will be disabled).
To disable total keypad lockout, move op-
tion switch #4 to OFF.