Step 3 - Install Ductwork - Haier HCH2400ACB Manual Del Usuario

3. Determine the center point of the opening. Mark a plumb line through this point
from the ceiling to the surface of the range/cooktop.
4. Mark the mounting height
NOTE: It is recommended that you install a cross brace within the wall at the
mounting height.
5. Decide where the ductwork will run between the hood and the outside. Short
straight duct runs will provide the most airflow.
6. Decide where to install the 110/120V receptacle within the dimensions of the
vent cover.
7. Calculate the required height of the vent cover.
NOTE: For a shorter installation you may need to have the vent structure and
vent cover sections cut. For a longer installation you may need to make an
extension piece.

STEP 3 - INSTALL DUCTWORK

Your wall mounted range hood is designed to be either ducted from behind the vent
cover through an outside wall, or used in a non-vented (recirculating) installation.
DUCTED INSTALLATION
IMPORTANT: Exhaust air must not be discharged into a flue that is used for the
exhaust fumes from other appliances. Exhaust air cannot be discharged into an attic
space or a garage.
b
8. Plan where the ductwork will run between the range hood and the outside.
NOTE: A short straight duct run will produce the most airflow. Longer lengths
and elbow ducts will reduce the efficiency of the blower.
9. Install a wall cap outside your home.
10. Connect a 6" round metal duct to the cap and work backwards towards the hood.
11. Ensure connections are completely sealed with duct tape.
on the plumb line.
c
a
a
Roof Cap
b
Wall Cap
c
c Duct
d
Hood
d
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