Ancona UCC630 Manuel D'instructions page 5

VENTING REQUIREMENTS:
• Vent system must terminate to the outside
(Roof or side wall).
• DO NOT terminate the vent system in an attic
or other enclosed area.
• DO NOT use 4" (10.2 cm) laundry-type wall
caps.
• Use metal/aluminum vent only. Rigid metal/
aluminum vent is recommended.
• DO NOT use plastic vent.
• Always keep the duct clean to ensure proper
airflow.
• Calculate the
installation:
1. Distance from the floor to the ceiling
2. Distance between the floor to the
countertop/stove
3. Distance between the cooking surface to
the range hood (recommend 24" to 30")
4. Height of hood and duct cover
For the most efficient & quiet operation:
• A distance of 24" to 30" is recommended
between stove top and the bottom of range
hood.
• It is recommended that the range hood be
vented vertically through the roof through 6"
(15.3 cm) or bigger round metal/aluminum
vent work.
• The size of the vent should be uniform.
• Use no more
• Make sure there is a minimum of 24" (61 cm) of
straight vent between the elbows if more than one
elbow is used.
• DO NOT install two elbows together.
• The length of vent system and number of elbows
should be kept to a minimum to provide efficient
performance.
• The vent system must have a damper. If roof or
wall cap has a damper, DO NOT use damper (if
supplied) on top of the range hood.
• Use silver tape or duct tape to seal all joints in the
vent system.
• Use caulking to seal exterior wall or roof opening
around the cap.
following figures
than three 90° elbows.
HEIGHT & CLEARANCE:
before
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