GE Zoneline AZ45 Owner's Manual And Installation Instructions page 8

Auxiliary controls on your Zoneline.
MODE 2
This feature allows the individual to switch the temperature
units between Fahrenheit and Celsius on the display. Press
MODE until a 2 appears in the first digit of the display for
Fahrenheit/Celsius mode. Press the
+
or the
F for Fahrenheit or a C for Celsius based on the selection.
The default setting for Mode 2 is Fahrenheit.
MODE 3
When Freeze Sentinel is activated, it automatically provides
heat without user interface. This helps to prevent plumbing
damage by turning the heater and indoor fan ON at 41ºF and
OFF at 46ºF.
When Heat Sentinel is activated, it automatically provides
cooling without user interface. This helps to prevent an
excessively hot room by turning the air conditioner ON at 85ºF
and OFF at 80ºF.
Press MODE until a 3 appears in the first digit of the display for
Freeze Sentinel mode. The COOL LED light on the main control
will be on. Press MODE again to change to the Heat Sentinel.
The HEAT LED light on the main control will be on. Press the
-
pad for OFF "
in the second digit of the disply. Press AUX SET to confirm your
selection, and exit AUX SET mode, or press MODE to continue
setting other functions.
In the default setting for Mode 3, Heat Sentinel is off, Freeze
Sentinel is on.
NOTE: These functions are active whenever the unit is
plugged in, even if the unit is turned off.
Constant ON Fan
MODE 4
Press MODE until a 4 appears in the first digit of the display to
set the fan to run continuously at high speed, even if the unit is
turned off. Press the
ON " ." This is shown in the second digit of the display. Press
AUX SET to confirm your selection and exit AUX SET mode, or
press MODE to continue setting other functions.
The default setting for Mode 4 is OFF.
8
-
pad to select Fahrenheit. The individual will see an
+
" or the pad for ON " ". This is shown
-
pad for OFF " " or the
pad to select Celsius
+
pad for
° F
° C
Freeze Sentinel OFF
Freeze Sentinel ON
Heat Sentinel OFF
Heat Sentinel ON
Constant
Fan OFF
Constant
Fan ON