Operation - ICM Controls SC 1901 Installation, Operation & Application Manual

Setting the Room Temperature (Setpoint Temperature)
Step 1: Press the or
Step 2: Press the
or
The new temperature setting is automatically saved. After 5 seconds, the display returns to showing the
current room temperature.
Setting a New Temperature Differential
The default temperature differential is 1°. When your room temperature varies by 1°F , the thermostat
turns on your system. If you notice your system turning on and off too frequently, increase the
temperature differential.
Step 1: Remove cover and press the Reset button once.
Step 2: For the first 10 seconds of operation, the temperature differential is displayed.
Press the or
Changing Fahrenheit to Celsius
The temperature displays in degrees Fahrenheit as a factory set default. Follow these steps to change to
degrees Celsius:
Step 1: Remove the cover.
Step 2: Move the F/C jumper to the desired position, F or C using the center pin as a common.
Step 3: Press the Reset button once and reinstall the cover.
Your LCD readout changes accordingly.
Starting the Thermostat
Step 1: Move the Fan switch into the Auto position.
Step 2: Move the Mode switch to Cool.


Operation

button; the current temperature sepoint displays.
button until the desired temperature sepoint displays.
button to select desired setting.