Changing Program Schedules; Program Schedule Overrides - Aprilaire 8400 Series Owner's Manual

CHANGING PROGRAM SCHEDULES

1. Press twice to enter program setting
mode� If the backlight is not already active the
first button press will activate the backlight and
two additional button presses are required�
Start time of the WAKE event is flashing.
2. Press or to adjust the start time
3. Press , HEAT setting flashes. Press
or to adjust the heat setting�
10
4. Press , COOL setting flashes. Press
or to adjust the cool setting�
5. Press to advance the next event, and
repeat steps 2-5 for LEAVE, RETURN and SLEEP
events�
6. Press to change to weekend program�
Repeat steps 2-5 for the weekend program�
7. Press to end� DONE will display�
The thermostat will save changes and return to
Normal mode if no key is pressed in 20 seconds�
PROGRAM SCHEDULE OVERRIDES (TEMPORARY, PERMANENT)
TEMPORARY PROGRAM OVERRIDE
Press or to immediately adjust the
temperature� This will temporarily override the
temperature setting for the current programmed
time period� The new temperature setting will
be maintained until the next time period of the
programmed schedule�
To cancel the temporary override, adjust the
temperature setting back to the programmed
temperature, or press
twice� If the backlight
is not already active the first button press will
activate the backlight and two additional button
presses are required�
PERMANENT PROGRAM OVERRIDE
Press to permanently hold the temperature
at its current setting� This will override the
temperature settings for all time periods of the
programmed schedule. With the thermostat in
permanent override, the thermostat temperature
can be manually adjusted and will stay at that
setting until the override is cancelled�
To cancel the permanent override press �
11