The Installer Settings screen is a hidden screen designed for installer use only. Do not change any settings in this
Î
screen unless you are a qualified service technician.
Installer Settings
Display Lock
N
System Settings
Max Heat SP
90
Min Cool SP
60
Done
+
-
Changing these settings will affect the operation of the heating/cooling system.
Î
To view and edit these settings:
Press the
1.
MENU
button.
Press and hold the two middle buttons simultaneously until the
2.
Installer Settings
menu is displayed.
Scroll to the setting you want to change. Press the plus (+) or minus (-) button to adjust the setting.
3.
Press the
4.
Done
button when you are finished.
Setting
Range
Default
Description
Display Lock
Y or N
N
Locks or unlocks the thermostat buttons. When the buttons
are locked, the main menu can still be accessed, but no menu
options may be selected. The Installer Settings hidden button
operation is always operational, allowing Display Lock to be
turned off.
Max Heat SP
55F to 90F
(12C-32C)
90F (32C)
Sets the maximum heating setpoint value. Will not ramp or
accept setpoints higher than this maximum.
Min Cool SP
60F to 99F
(15C-37C)
60F (15C)
Sets the minimum cooling setpoint value. Will not ramp or accept
setpoints lower than this minimum.
Minimum Run
Time (MRT)
1- 9 Minutes
3
Sets the minimum run time before a heating/cooling cycle can
turn off to prevent rapid cycling. Thermostat screen will display
Cool ON
or
Heat ON
while the minimum run time is being en-
forced.
Minimum Off
Time (MOT)
5-9 Minutes
5
Sets the minimum off time before another heating/cooling
cycle can begin to provide compressor short cycle protection.
Thermostat screen will display
WAIT
when minimum off time is
being enforced.
Restore
Defaults
n/a
n/a
Sets all of the thermostat settings back to the factory defaults.
29
Installer Settings
