ALERTS (The control system has five (5) customer alerts)
| | | | | | |
CHECK FILTER | | | | | |
appears on screen. The word “ | | ” appears next to the | | button. |
The | alert is issued when the fan | run time is greater than 500 hours. |
This alert may be reset by the user (Refer to Special Functions, Filter Reset).
Maintenance Required – When maintenance is required, a service icon
appears on screen. This icon will not be dismissed until maintenance has been performed. If the service icon ![](/images/new-backgrounds/1007418/741825xi3.webp)
![](/images/new-backgrounds/1007418/741825xi4.webp)
the icon
is on standby the system has sensed an abnormal condition.
is established the service icon
goes away.
Wait – The WAIT icon
illuminates when the compressor lockout is active. Whenever the compressor shuts off, system pressures must be allowed to equalize. At this time, an internal timer begins a count-down from up to 240 seconds. If a demand for heat or cool occurs during this count-down
the WAIT icon
displays letting you know that the compressor will not operate until the count-down has completed. This timer prevents damage to the unit if it tries to start too quickly after it stops running. Normally the
WAIT icon
is off. Once the timer has cleared, the air conditioner will heat or cool based on the temperature setting. Electric heat is not affected by this timer.
Protection Alert (Freeze) – If the room freeze protection is active, the display indicates this by showing Room Freeze Protection "FRZ". Once
temperature is less than 40° F (4° C), and the air conditioner is equipped with electric heat, the room freeze protection will activate. The air conditioner will run high fan and electric heat until the room temperature reaches
46° F (8° C). Pressing the
button delays the freeze protection function
Low Battery – When the battery is low a warning display ![](/images/new-backgrounds/1007418/741825xi11.webp)
![](/images/new-backgrounds/1007418/741825xi12.webp)
will be inserted before other messages such as “COOL”. If the Low Battery ![](/images/new-backgrounds/1007418/741825xi14.webp)
![](/images/new-backgrounds/1007418/741825xi15.webp)
alert is on, the battery in the control unit must be changed. Refer to the changing the battery procedure. Once the battery is changed, the alert message will go off. Refer to Troubleshooting Tips. Under normal conditions the battery life should be greater than 7 years.
Special Functions
Panel Lock
– The front panel push buttons can be locked to prevent inadvertent operation. To lock the front panel, press and hold the SCHEDULE +
buttons for three (3) seconds. A double beep indicates your mode change was successful and a
icon appears on the display. To unlock
the display, press and hold the SCHEDULE +
buttons for three (3) seconds. The
icon will no longer be visible.
Filter Reset – ![](/images/new-backgrounds/1007418/741825xi22.webp)
![](/images/new-backgrounds/1007418/741825xi23.webp)
![](/images/new-backgrounds/1007418/741825xi24.webp)
![](/images/new-backgrounds/1007418/741825xi25.webp)
icon displays, the timer may be reset by pressing
and holding the ![](/images/new-backgrounds/1007418/741825xi27.webp)
button for three (3) seconds. A beep indicates the
system timer was reset and the ![](/images/new-backgrounds/1007418/741825xi30.webp)
![](/images/new-backgrounds/1007418/741825xi31.webp)
icon and the word " RESE T " will no longer be visible.
User Menu Functions – The User Menu Functions allows you to change the following selections: Set TIME, 12/24 Hour Clock Format, BEEP ON / OFF, DIM ON / OFF, Emergency Heat (EMHT) ON / OFF, Auto BAND Adjust, F/ C Select, FRZ ON / OFF, Temp Offset (TO) and the Automatic Temperature Sensing Feature (ATSF).
To enter the User Menu, press and hold
for 3 seconds, the TIME
selection appears. Use the
(UP) or
(DOWN) buttons to scroll
through the User Menu. Press the
button to enter the displayed function. If left inactive for 15 minutes the User Menu display will no longer be visible and it returns to normal operation mode display. To manually
exit the User Menu, press the
button.
The hour digits flash first. The user presses the | or |
to change the hours. To change AM-PM, the hours must be |
advanced 12 hours. Press the | key to change to the |
minutes. To exit the selection process, user presses the |
key which will go to the time screen. | |
The minutes digits flash. The user presses the | or |
to change the minutes. Press the | key to change the days. |
To exit the selection process, the user presses the | key |
which will go to the time screen. | | |
The dot underneath the days of the week begins to blink to indicate which day it is. If the user has not set the date before, the dot starts on Monday. If the user is making a correction to previously set information the dot appears under whichever
day the unit thinks it is. The user can press
or
to move the dot left or right (respectively) along the week. The user
presses
to loop back to the hours setting. To exit the
selection process, the user presses the
key which will go to the time screen.
Tuesday has been selected. The user presses
to loop back to the hours setting. To exit the selection process and accept the changes, the user presses the BACK key which will go to the time screen.
Time Setting – When in the User Menu, on the Control Panel, use the
(UP) and | (DOWN) to select TIME. Push | , the hours segment |
| (UP) and | (DOWN) to set the hour, then push |
| | | (UP) and | (DOWN) |
to set the minutes, then push
.
NOTE: If the AM or PM indicator is incorrect, push
until the hours
(UP) or (DOWN) to advance
the hour segment 12 hours, then push
. The day of the week
displays. Use the
(UP) or
(DOWN) to select the current
day. Press the
key to save and go back to the TIME screen.
Press
(UP) to go to the next menu 1224.
NOTE: Pressing the
button again will exit the user menu function mode. Or simply leave the control inactive for 15 minutes and the control will return back to normal operation.