Using Installer Settings - Carrier 33WIFISTAT43FX Installation Instructions Manual

Wi-fi thermostat
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USING INSTALLER SETTINGS

To reach the Installer Settings screens, set the mode to OFF and
press and hold the MENU button for 5 seconds. See Table 7 for a
list of installer setting screen options.
Scrolling though the installer settings:
The HOME button returns the installer to the home
screen.
The UP and DOWN arrows scroll through the settings.
SETTING
HEAT EQUIP—Set the type of heating equipment being used.
If you set the COMPRESSOR to HP, the heading of this screen is EHEAT EQUIP instead HEAT EQUIP.
HEAT STAGES
If the COMPRESSOR EQUIPMENT TYPE is set to HP, the heading of this screen is EHEAT STAGES.
The option of 0 heat stages is only available if the HEATING EQUIPMENT is set to electric heat (ELEC).
If set to 2, the W2 RELAY OUTPUT is not available for optional functions such as HUMIDIFIER,
DEHUMIDIFICATION, and OCCUPANCY OUTPUT
COMPRESSOR
When set to NONE:
COOL mode is disabled
DEHUMIDIFY setting is not available
COOL STAGES setting is not available
AUTO ALLOWED setting is not available
When set to HP, the O output is not available for optional functions such as HUMIDIFIER, DEHUMIDIFICATION,
and OCCUPANCY OUTPUT.
COOL STAGES—The numbers of stages define the number of HP or AC cooling stages that are present in the
compressor equipment. The numbers of stages chosen also define the number of HP heating stages that are
present in the compressor equipment if the COMPRESSOR selection is HP.
NOTES:
This setting is not available to the installer if the COMPRESSOR is set to NONE.
The maximum number of stages is 2 if HP is selected.
The maximum number of stages is 3 if AC is selected.
If COOL STAGES is set to 3, the Y3 relay output is used for the third-stage compressor cooling and is not available
for optional functions such as HUMIDIFIER, DEHUMIDIFICATION, and OCCUPANCY OUTPUT.
AUTO ALLOWED—Enable or disable the selection of AUTO mode when the mode button is pressed. AUTO mode
allows the thermostat to automatically switch from heating to cooling to maintain the conditioned temperature
between the heating and cooling setpoints.
NOTE: AUTO ALLOWED is only available if both a heating source and a cooling source are available (HEAT
STAGES greater than 0 and COMPRESSOR equal to AC or HP).
AUTO CHANGEOVER—Defines an auto changeover of the minimum number of minutes of equipment off-time
before switching from heat-to-cool or from cool-to-heat, when operating in AUTO Mode.
This setting is only available if AUTO ALLOWED is set to YES. The top line in this screen scrolls to display AUTO
CHANGEOVER.
If the setpoint or the mode is changed, the auto changeover time is bypassed to provide a timely response to the
user's request. The auto changeover time becomes active the next time the system is operating in heat and there is
a cool demand, or the system is operating in cooling and there is a heating demand.
PROGRAMMABLE OR NON-PROGRAMMABLE—Set the thermostat to operate as a non-programmable
(simplified) thermostat or a programmable thermostat.
Operating the thermostat in a programmable mode allows the end user to setup heating and cooling setpoints for 2
or 4 periods of each day of the seven days of the week.
The thermostat has default heating and cooling setpoints outlined in the Default Setpoint Times and
Temperature Settings table shown below.
The program heating and cooling setpoints and transition times for the 2 or 4 periods can be viewed or modified in
PROGRAM SCHEDULE on the thermostat.
Choosing the non-programmable mode for the thermostat allows it to run in a simplified mode that will satisfy
heating or cooling setpoints based on the setpoint value and mode.
When the thermostat is set to NP (non-programmable):
OCC/UNOCC/RESUME SCHEDULE button is not displayed on the home screen.
OCCUPIED, UNOCCUPIED, and SCHEDULE PAUSED icons are not displayed on the home screen.
The program schedule cannot be viewed.
When the REMOTE SENSOR setting is set to OCC (Occupancy), this setting is forced to NP and is not displayed
to the installer.
Default setpoint times and temperature settings
Setling
Start Time
1st Period
7 AM
2nd Period
5 PM
3rd Period
10 PM
4th Period
11 PM
MAXIMUM HOLD HOURS—Set the amount of time, in hours, that a setpoint change overrides the program
schedule.
Range
OFF - When set to OFF, the setpoints cannot be changed from their program schedule values.
1 to 6 - User setpoint change remains active for this number of hours and then the setpoint returns to the
PROGRAM SCHEDULE setpoints.
NOTE: This selection is not available if the thermostat has been configured as non-programmable.
Table 7 — Installer Setting Screen Options
Heat Setpoint
70° F
62° F
70° F
62° F
14
The SELECT button allows the installer to change the
value of the setting.
Press DEFAULT to set the value to the factory default.
Press SAVE to store the value.
Press SAVE to store the current value and return to the
SELECT screen.
Press CANCEL to return the setting value to the last saved
value and then return to the SELECT screen.
Cool Setpoint
75° F
85° F
75° F
85° F
DEFAULT/RANGE
D:
Gas
R:
Gas
Electric (Electric Heat)
D:
1
R:
0 to 2
D:
AC
R:
None
AC
HP
D:
1
R:
1 to 3
D:
Yes
R:
Yes (Auto mode is
available) No (Auto mode
is not available)
D:
30 Minutes
R:
5 to 30 Minutes
D:
PROG
R:
PROG (programmable
thermostat
NP [non-programmable
(simplified) thermostat]
D:
2 Hours
R:
Off
1 to 6

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