Doc150313-01
Installation and maintenance manual
www.cadexair.com
6
1010, Boulevard Lionel Boulet
1-800-461-0668
Varennes, Québec, Canada J3X 1P7
It is possible to connect the kitchen exhaust hood collar
according to the following figure from NFPA96.
Exhaust hood collar joint and air supply collar joint
on PE series
Type 2, C3 series exhaust hood are note regulated by
NFPA 96 standards. A welded duct is not mandatory.
The junction can be soldered by point to intervals from
1 to 2 inch (25 to 50 mm) or with metal screws every 3
to 6 inch (75 to 150 mm).
Self-cleaning hood CA1M series plumbing fitting
Self-cleaning hood series are equipped with a NPT
type 3/8 brass fitting for each hood section. CA-W
exhaust hood series are equipped with 2 connections.
Single and double hoods will be provided with a
connection for a 2 inch male NPT drain.
Electrical wiring
Hoods are frequently equipped with lighting.
Depending on the product, the lighting is pre-wired by
hood section to a junction box. Certain model
requires that each fixture to be connected. Refer to
the schematic of this control provided on the
manufacturing plans to ensure that the wiring is done
properly.
Access on top of exhaust hoods
Provide an access on top of the hood to perform
maintenance, electrical wiring and access control
components, plumbing fittings, and fire suppression
system components even after the installation and
construction is completed.
Exhaust hood skirting
It is possible to install a hood skirting provided by
Cadexair or not above the hood. The installation
method may vary according to the exhaust hood
model. The hood skirting can be installed with a “Z”
component installed on the back panel of the hood
skirting. Depending on the height of the hood skirting,
tracks or any other methods might be necessary to
support the hood skirting. An assembly with screws
allow keeping corners together.
IMPORTANT
Never pierce the hood for installation of
hood skirting, suspended ceilings or
other. This will void the exhaust hood
homologation
Silicone usage
Once the exhaust hood is in place, it is recommended
to apply a silicone joint between different hood
sections or between the exhaust hood and walls.
Recommended silicone: Kason RubbaSeal, aluminum
color
Seismic performance
It is the buyer’s responsibility to perform a seismic
installation according to plans provided by a seismic
specialized engineer.
Fire suppression system
According to NFPA 96, a fire suppression system is
mandatory with this type of hood above cooking
equipment for the exhaust ducts and cooking
equipment. This system is activated by fusible links or
thermal detectors integrated to the exhaust hood. In
case of fire, the air exhaust is maintained and the air
supply is stopped. Filters housing, exhaust collar and
cooking surface are sprayed with a chemical product.
Energy sources like gas and electricity are interrupted
for the cooking equipment and hood lightings and an
alarm system sounds.
Содержание CA Series
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