Installer Setup Options (ISU) –
ISU# ISU Name
134
Central Controller Present
Fahrenheit
139
Celsius
142
System Type
144
Auto Changeover
145
Deadband
146
Dry Mode
151
Schedule
Residential/
153
Commercial Schedule
161
Lockout System On
162
Lockout System Off
163
Lockout Mode
Note: Default ISU Options are
highlighted in bold
SDW01 Installation Manual
ISU Options
• Not installed
• Installed
• Fahrenheit
• Celsius
• Heat pump (Heat & Cool)
• Cool only
• Manual Changeover (MANUAL)
• Auto Changeover (ACO)
• 3 to 8 °F (in 1 °F increments)
• 2.0 to 4.5 ° C (in .5 °C increments)
• Disabled
• Enabled
• Disabled
• Enabled
• Residential
• Commercial
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Advanced Menu
Notes
Set to Installed when connecting the system to any of the following central
controllers: AE-200, AE-50, EW-50. When set to Installed, dual setpoints
will not be available in Auto mode, and all scheduling will be disabled.
The control determines the correct setting based on the equipment the
receiver is plugged into.
If ACO is selected, system mode options will be Heat, Off, Cool, and Auto.
If MANUAL is selected, AUTO mode is disabled during operation and
not selectable by the user.
This ISU setting is not shown when ISU 134 is set to INSTALLED or
ISU 142 is set to COOL ONLY.
MANUAL and ACO settings are shown if ISU 134 is set to NOT INSTALLED.
his ISU is shown if Auto Changeover (ACO) is selected.
This ISU is shown if dry mode is supported by the indoor unit.
When set for Residential, the schedule periods are Comfort, Away, and
Sleep. When set for Commercial, the schedule options are Morning,
Midday, Evening, and Night.
If enabled, the controller will show a lock symbol next to all modes
(except Off). If the user attempts to adjust the mode from off to on, they
will be unable to. This will keep the Remote controller from turning on
the equipment. The equipment will need to be remotely turned on.
If enabled, the controller will show a lock symbol for the Off mode and
not allow the user to adjust the mode from on to off.
If enabled, the controller will show a lock symbol for all modes other
than the current mode and not allow the user to adjust the mode from
the current mode to any other mode, except for Off. The user will still
be able to turn the unit on and off only.
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