Use and Care Manual

30
Modena Use, Care, and Installation Guide
MODENA
WALL
CORE
Troubleshooting
Possible Problem Possible Cause Solutions
After installation, the
unit doesn’t work.
The power source is not turned ON. Make sure the circuit breaker and the unit’s
power is ON.
The power line and the cable
locking connector is not connecting
properly.
Check the power connection with the unit is
connected properly.
The switch board or control board
wirings are disconnected.
Make sure the wirings at the switch board
and control board are connected properly.
The switch board or control board is
defective.
Change the switch board or control board.
Light works, but blower
is not turning.
The blower cable is disconnected. Connect the blower cable.
Debris or obstruction in motor. Remove the debris or obstruction.
Motor defective or possibly seized. Change the blower.
Damaged capacitor. Change the capacitor.
The switch board or control board is
defective.
Change defective part.
The unit is vibrating. The blower is not secured in place. Tighten the blower in place.
Damaged blower wheel. Replace the blower.
The hood is not secured in place. Check the installation of the hood.
The unit is whistling. The filter is not in the correct
position.
Adjust the filters until the whistling stops.
The duct pipe connections are not
sealed or connected properly.
Check the duct pipe connections to be sure
all connections are sealed properly.
The blower is working,
but the lights are not.
The LED light connector is
disconnected.
Connect the LED light connector.
Defective LED light. Change the LED light.
The switch board or control board is
defective.
Change the switch board or control board.
The speed levels of the
blower sound the same.
Using the wrong size of ducting. Change the ducting to at least 8” or higher.
ACT enabled blower CFM set to 290
or 390 CFM.
Noise level distinction between some speeds
may be minimal when ACT enabled blower
is set to 290 or 390 CFM.