Field Controls ventCool Instructions Manual page 12

3. Verify that the both the Ventilation Cooling Damper and Relief Damper reach closed positions within
approximately 15 seconds, as shown below:
4. Verify that the IVRC damper control module indicator lamps are as shown in Figure 3.
5. At the Venstar thermostat Home Screen, press the Fan icon and select "On" to turn the HVAC system fan on.
Verify that the system fan operates properly.
6. At the Venstar thermostat, press the Fan icon and select "Auto". The fan should stop operating.
Verify Ventilation Cooling Activated Mode Operation:
1. At the thermostat Home Screen, press the "Mode" button and select "Off ", to put the HVAC system on standby.
2. Enter the "Installation Settings" menu, select "Free Cooling" menu, and temporarily disable "Free Cooling".
3. From the "Installation Settings" menu, select "Test Outputs", and press the Cooling 1st Stage button.
4. Within a few seconds, the Y1 and G output indicators should illuminate, and the Y1 and G terminals should be
energized with nominal 24VAC. This should activate the ventCool™
not been disabled, the Y1 indicator will not illuminate and Y1 terminal will not be energized.
5. Verify that the Return Damper reaches a closed position within approximately 15 seconds, as shown in Figure 8.
6. Verify that both the Ventilation Cooling Damper and Relief Damper reach open positions with approximately 15
seconds, as shown in Figure 7.
7. Verify that the IVRC damper control module output indicator lamps are illuminated as shown in Figure 2.
8. Verify that the HVAC system fan begins operating at the speed confi gured for a fan call with Y1 (high speed is
recommended). Outdoor air should now begin being drawn into the house, and indoor air should be exiting
the Relief Damper duct termination cap, assuming all house doors and windows are shut.
9. Exit the Venstar thermostat "Test Outputs" menu, select "Free Cooling", and enable Free Cooling Mode. The
ventCool™ ventCool™ system should become de-activated when exiting the "Test Outputs" menu.
IMPORTANT: Make sure to re-enable "Free Cooling"! IMPORTANT: Make sure to re-enable "Free Cooling"!
FIG 8
ventCool™ active mode. Note: if "Free Cooling" has
page 12