DuctworkComponent Cooktop System11DetermineDuctworkLocationTo accurately locate the ductwork holes in thecabinet floor:• Place all components into the cutout,arranged in the exact position they will beinstalled.• Place a 90° elbow over the discharge outletand into the blower motor assembly.• Position the transition duct on the end of theblower motor assembly.• Mark the location and remove thecomponents and blower motor assembly.• Cut holes and install ductwork connections.• The discharge on the plenum is located onthe left side. To change to the right side,remove 2 screws on each side of the plenumbelow the cooktop flange. Rotate the plenumand re-install screws.Discharge left side (not to scale)6" 90° Elbow(not Supplied)6" 90° Elbow(not Supplied)Discharge right side (not to scale)InstallBlowerAssemblyInstall blower• The blower can be mounted in the cabinet orunder the floor. The blower will fit betweenfloor joists on 16" centers.• For installation where the blower is mountedinside the cabinet, attach the mountingsupports to the bottom corners of the blowerhousing. (The motor is on the bottom side,the 6" round opening is the top side).• If the blower is installed under the floor,attach the mounting supports to the topcorners (the side with the 6" round opening).NOTE: Do not drill additional holes in the blower.Adjust mounting supports• Adjust the height of the mounting supportsby sliding the two halves up or down. Withsupports at desired length, install bolts andnuts into the supports.• Secure the blower to the cabinet floor orbetween floor joist with screws provided.FinalizeDuctwork• Install ductwork, making connections in thedirection of airflow as shown.• Secure all joints with sheetmetal screws.• Wrap joints with duct tape for airtight seal.• Install a wall cap with damper or roof cap atexterior opening.ScrewAirflowDuct TapeOver Seamand Screw6" 90° Elbow(not Supplied)Discharge through thefloor (not to scale).