CHECK THERMOSTAT OPERATION
FAN OPERATION
If your system does not have a G terminal Connection, skip to HEATING SYSTEM section below.
1.Turn power on to the system.
2.Press PROGRAM RUN .
3. | Press | FAN | until FAN ON is displayed. |
| The fan should begin to operate. | ||
4. | Press | FAN | until FAN AUTO is |
| displayed. The fan should stop operating. | ||
HEATING SYSTEM
1.Press PROGRAM RUN .
2.Press SYSTEM until HEAT is displayed. If the heating system has a standing pilot, ensure that it is lit.
3.Press the 
to adjust thermostat setting above room temperature. The
heating system should begin to operate.
4.Press the 
to adjust thermostat setting below room temperature. The
heating system should stop operating.
COOLING SYSTEM
!CAUTION
To prevent compressor and/or property damage, if the outdoor temperature is below 50°F (10°C), DO NOT operate the cooling system.
1.Press the PROGRAM RUN .
2.Press SYSTEM until COOL is displayed.
3.Press 
to adjust thermostat setting below room temperature. The fan should
come on (after the
4.Press 
to adjust temperature setting above room temperature. The cooling
system should stop operating, the fan should stop running (after the
MULTI-STAGE/HEAT PUMP AUXILIARY OPERATION TEST
Follow these steps to energize all stages of hear or cool to permit system checks during installation.
HEAT: Press 
to raise temperature setting to 99°F, then hold for five seconds. The second and third stage (heat pump only) heat relays will energize immediately for test purposes. The LED indicator will glow green for first stage and yellow for second stage, and flashing yellow for third stage (heat pump only).
COOL: Press 
to lower temperature setting to 45°F, then hold for five seconds. The second stage cool relay will energize immediately for test purposes. The LED indicator will glow green for the first stage and yellow for second stage. EMERGENCY (heat pump only): Press SYSTEM to select EMER mode. The LED indicator will glow red for first stage (Aux) in emergency mode.
A flashing red LED indicates a malfunction in the system.
HUMIDIFIER SYSTEM (IF INSTALLED)
1.Press SYSTEM until HEAT is shown at the top of the display.
2.Press the HUMIDITY % button once and
release. Then press the
to the maximum humidity setpoint and hold for 7
seconds until ON is displayed. It assures that the Humidifier will call for humidity when the thermostat calls for HEAT as outlined in the following steps.
3.Press PROGRAM RUN .
4.Press the HOLD button.
5.Press 
to raise the temperature setting 4°F above room temperature.
The 1st stage (LED Green) and then 2nd stage (LED Yellow) will be energized. The HM terminal will also energize for humidification. The lowercase letter h will appear to the right of HOLD, indicating that the thermostat is calling for Humidification.
6.Press PROGRAM RUN to end the HEAT/HUMIDIFIER test. NOTE: Be sure to press the Humidity button and reset the humidity to the level you desire.
DEHUMIDIFICATION SYSTEM (IF INSTALLED)
1.Press SYSTEM until COOL is shown at the top of the display.
2.Press the HUMIDITY % button once and
release. Then press
to the minimum humidity setpoint and hold for 7 seconds
until ON is displayed. It assures that the Dehumidifier will call for dehumidifica- tion when the thermostat calls for COOL as outlined in the following steps.
3.Press PROGRAM RUN .
4.Press the HOLD button.
5.Press 
to lower the temperature setting 1°F below room temperature. The
1st stage of the cooling system should begin to operate and the LED indicator will glow Green. The lowercase letter d will appear to the right of HOLD, indicating that the thermostat is calling for Dehumidification.
6.Press the temperature 
to lower your setpoint 4°F below room temperature, the
DHM terminal will energize causing the FAN to go to high speed.
7.Press the HUMIDITY % button and set your desired dehumidification setpoint
in % RH using the 
and 
.
8.Press PROGRAM RUN to accept the change.
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