Operation - Trane TCONT900AC43UA Installer's Manual

Selection
Temperature Control
in Cool
Temperature Display
Offset
Humidity Display
Offset
Reset Discovered
Device
Restore Factory
Defaults

OPERATION

Using the Comfort Control
System and Fan Settings
The System default setting is Heat, unless no Heat stage
is discovered/configured. The fan default setting is Auto.
SYSTEM SETTINGS
Heat: Controls heating system.
Off: Heating and cooling are off.
Cool: Controls cooling system.
Auto: Automatically changes between heating and
cooling systems, depending on indoor temperature. (See
Installer Setup section.)
Em Heat: Compressor is locked out and auxiliary heat
Table 4. Installer Setup Menu
Installer Setup Factory
Number (ISU) Setting
0690 2
0700 0
0701 0
0706 0
0710 0
Choices
Option Description
1, 2, 3 1 - Less aggressive
temperature
control (could cause
temperature
undershoot)
2 - Standard temperature
control
in cooling
3 - More aggressive
temperature
control (could cause
temperature
overshoot)
-3, -2, -1, -3°F (-1.5°C)
0, 1, 2, 3 -2°F (-1.0°C)
-1°F (-0.5°C)
0°F (0.0°C)
1°F (0.5°C)
2°F (1.0°C)
3°F (1.5°C)
-5, -4, -3, -5%
- 2, -1, 0, -4%
1, 2, 3, 4, -3%
5 -2%
-1%
0%
1%
2%
3%
4%
5%
0, 1 0 - No
1- Yes
0, 1 0 - No Comfort Control
reset
1 - Resets all Installer
Setup options to default
values and resets schedule
to default setting
(Energy Star).
cycles to maintain temperature (Used only for heat pump
systems with backup heat.) Maximum allowable
emergency heat stages is 3.
FAN SETTINGS
Pressing the fan key selects whether the indoor fan motor
runs in the On, Automatic, or Circulation mode. The fan
setting can be programmed into the Comfort Control
schedule for each period (Wake, Leave, Return, Sleep).
On: Fan runs continuously
Auto: Fan is automatically following the fan schedule.
(See Fan Schedule section for more information.)
Circ: Circulation control will provide a variable circulation
determined by the Adaptive Intelligent Circulation (AIC)
algorithm running the fan between 20% and 60% of the
time.
15
TCONT900AC43UA
Comments
Applies to recovery ramp
and use of cooling stages
during recovery.
Will clear the equipment
change alert (Err 126 - see
Alert Code Addendum, form
18-HD32D2-1/69-2009) by
re-initializing Auto
Discovery
Only the calendar setting
and time are retained.
Pub. No. 18-HD32D1-2
69-2079—05